УСТРОЙСТВО ДЛЯ ПЛЕВРАЛЬНОГО ДРЕНИРОВАНИЯ

Полезная модель относится к области медицины, а именно к устройствам лечения раненых и больных с пневмотораксом различного происхождения, используется для удаления воздуха и крови из плевральной полости при травмах груди. Устройство содержит трубку для присоединения к игле для дренирования плевральной полости, узел соединения иглы и трубки, электрический прибор с установленным в нем датчиком давления, который измеряет давление в плевральной полости больного через измерение давления в трубке, через которую откачивается содержимое плевральной полости, приводом (насос либо компрессор), который на основании показаний датчика давления создает необходимый перепад давления в тракте трубка-плевральная полость для обеспечения откачки плевральной полости и расправления легкого больного, платой управления, элементами питания органами управления и индикации. Эвакуация продуктов откачки (кровь, воздух и пр.) из плевральной полости осуществляется через трубку, установленную на выходе из прибора в сборный ...

Pleural manometry catheter

A pleural manometry catheter comprises a first tube 22, a second tube 4 and a pressure transducer 26 (e.g. a digital manometer); the first tube comprising a first end 8 which (in use) is disposed inside the pleural cavity and a second end 25 which (in use) projects from the pleural cavity, the first end of the tube having at least one aperture 24 such that pleural fluid flows through the aperture along a first flow path to the pressure transducer, and the second tube comprising a first end 8 which (in use) is disposed inside the pleural cavity and a second end 12 which projects from the pleural cavity to the exterior, at least one aperture 6 being disposed at or near the first end of the second tube such that fluid may flow along a second flow path through the aperture and along the tube to the second end of the tube, allowing fluid to be drained from the pleural cavity (for example into a syringe, 14 or other drainage device or system). The pressure transducer is configured to detect real-time ...

SURGICAL DRAINAGE DEVICE

... 1385531 Drainage appliances PETER STEER DEVELOPMENTS Ltd 5 July 1973 [29 Aug 1972] 39936/72 Heading A5R A surgical drainage device comprises a valve chamber 1 having a liquid inlet 2 and a liquid outlet 4 arranged opposite each other, a main valve 6 inside the chamber 1 in line with inlet 2 and outlet 4, so that a trocar can be passed therethrough, the main valve 6 being opened by passage of the trocar but being unable to open under pressure of liquid, and a non-return valve 7 communicating with the inlet 2 to by-pass the main valve 6 and to permit liquid flow from the inlet 2 into the chamber 1 but not in the reverse direction. Chamber 1 is made of transparent, preferably flexible plastics material, of cylindrical, elliptical or oval cross-section. A catheter 3 is preferably permanently attached to inlet 2. A trocar is inserted through outlet 4, valve 6, inlet 2 and catheter 3. When the trocar is withdrawn, valve 6 closes under spring action. Liquid flows through catheter 3, inlet 2 and ...

Pleural powder insufflation device

DELIVERING A PLEURODESEWIRKSTOFFES LIMITED DELIVERING DEVICES FOR A RESTAURANT

Medical device in the form of a catheter for supplying fluid to, but in particular removing fluid from body cavities, in particular the pleural cavity

Improved catheter design for use in treating pleural diseases

A catheter for use in treating pleural diseases, such as pleural effusions and pneumothorax, includes a tip portion that is configured to irritate the pleura when the catheter is inserted in the pleural cavity, thereby initiating mechanical pleurodesis. The tip portion has a substantially rough configuration and may include one or more protrusions that contact the pleura when the catheter is in use, thereby irritating the layers. This irritation causes the creation of fibrous adhesions between the parietal and visceral layers that close off the pleural cavity and prevent further fluid and/or air accumulations that occur as a result of pleural diseases.

Mobile chest drainage unit, thoracic catheter, system comprising a mobile chest drainage unit and a thoracic catheter, and manufacturing method thereof

A pleural manometry catheter

A pleural manometry catheter comprises two tubes and a pressure transducer. The first tube provides a first flow path from the pleural cavity to the pressure transducer. The second tube provides a second flow path from the pleural cavity such that fluid can be drained from the pleural cavity. The pressure transducer detects real-time changes in the fluid pressure of the first flow path, such that when in use, fluid is drained from the pleural cavity along the second tube, the sensor in communication with the first tube detects a concomitant drop in fluid pressure in the fluid in the first tube.

DEVICES AND METHODS FOR MANAGING CHEST DRAINAGE

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube. Generally, the chest drainage 5 system continuously monitors chest tube status and clears pooled liquid when necessary to restore negative pressure to the chest. The system may include a valve device which is located between the patient's chest tube and drainage tube and may be used with any standard chest tube. The chest drainage system also includes a controller for monitoring the pressure at or near the valve device and/or at or near the suction device, and possibly a pump for 0 assisting in clearance of pooled liquid and/or clots. The controller may also control the valve device and/or suction device in response to pressure signals.

COLLATERAL VENTILATION BYPASS TRAP SYSTEM

A long term oxygen therapy system having an oxygen supply directly linked with a patient's lung or lungs may be utilized to more efficiently treat hypoxia caused by chronic obstructive pulmonary disease such as emphysema and chronic bronchitis. The system includes an oxygen source, one or more valves and fluid carrying conduits. The fluid carrying conduits link the oxygen source to diseased sites within the patient's lungs. A collateral ventilation bypass trap system directly linked with a patient's lung or lungs may be utilized to increase the expiratory flow from the diseased lung or lungs, thereby treating another aspect of chronic obstructive pulmonary disease. The system includes a trap, a filter/one-way valve and an air carrying conduit.

METHODS AND DEVICES FOR CONTROLLING COLLATERAL VENTILATION

Chemical lung volume reduction may be utilized to control collateral ventilation so that trapped air in diseased lungs can be removed. The chemical or therapeutic agent may be locally delivered to the site or sites of highest collateral ventilation utilizing any number of methods including bronchoscopic delivery.

DEVICES AND METHODS FOR ABLATING TISSUE

Disclosed herein are tissue ablation devices and methods. The device comprises a sheath comprising a distal end that is positionable at an ablation site in the tissue, a proximal end and a lumen extending therebetween. The device also comprises one or more electrodes that are advanceable and retractable through the lumen, wherein a distal portion of the one or more electrodes is deployable into a tissue ablating configuration from the distal end of the sheath upon advancement, and the one or more electrodes are removable from the lumen via the proximal end of the sheath upon retraction, whereupon the lumen becomes vacated. The sheath is configured for a surgical material to traverse the vacated lumen for delivery from the distal end of the sheath into the tissue.

CHEST DRAINAGE SYSTEMS AND METHODS

A chest drainage system includes a collection device and a fluid pathway configured to extend from the collection device to a patient. A pressure source is configured to selectively provide sub-atmospheric pressure to the fluid pathway. The system is configured to introduce sub-atmospheric pressure from the pressure source at a substantially constant target pressure and at a dynamic pressure that varies from the target pressure. A method is also disclosed for draining a pleural cavity of a patient. The method involves applying dynamic pressure to the pleural cavity of a patient by changing sub-atmospheric pressure applied to the patient such that the patient's pleura moves without any or limited patient activity, thus facilitating removal of loculated fluid from the pleural cavity. The method may involve the use of the chest drain system.

CHEST DRAINAGE SYSTEMS AND METHODS

A chest drainage system includes a collection device and a fluid pathway configured to extend from the collection device to a patient. A pressure source is configured to selectively provide sub-atmospheric pressure to the fluid pathway. The system is configured to introduce sub-atmospheric pressure from the pressure source at a substantially constant target pressure and at a dynamic pressure that varies from the target pressure. A method is also disclosed for draining a pleural cavity of a patient. The method involves applying dynamic pressure to the pleural cavity of a patient by changing sub-atmospheric pressure applied to the patient such that the patient's pleura moves without any or limited patient activity, thus facilitating removal of loculated fluid from the pleural cavity. The method may involve the use of the chest drain system.

IMPROVED METHOD OF TREATING PLEURAL EFFUSION

The present invention provides methods of treating pleural effusion in a subject, comprising removing fluid from the pleural space at an increased frequency, as compared to previous methods.

Chest Drainage Apparatus.

Eine Thoraxdrainagevorrichtung zur Absaugung von Fluiden aus einem Pleuraspalt eines Patienten mittels Unterdruck weist einen Fluidsammelbehälter (3) zum Sammeln der abgesaugten Fluide und einen Drainageschlauch (4) zur Verbindung des Fluidsammelbehälters (3) mit dem Pleuraspalt (P) des Patienten auf. Der Fluidsammelbehälter (3) ist mit einer Vakuumquelle (1) verbindbar, um einen Unterdruck im Fluidsammelbehälter (3) zu erzeugen. Die Thoraxdrainagevorrichtung weist eine einstellbare Einrichtung (5) zur Dämpfung von Druckdifferenzen während der Atmung des Patienten auf, wobei diese Einrichtung (5) unabhängig von einer Saugleistung der Vakuumquelle (1) einstellbar ist. Diese Vorrichtung ermöglicht ein schrittweises Dehnen der Lunge ohne Verletzungsgefahr und bereitet somit die Lunge auf die Beendigung der Drainage vor.

Device for the thorax drainage.

Es werden eine Vorrichtung und ein Verfahren für die Thoraxdrainage bei einem Patienten mit einer Luftfistel vorgeschlagen. Dabei wird im Pleuraraum des Patienten mittels einer Saugeinrichtung ein Vakuum erzeugt. Um die Einstellung des Vakuums anhand objektiver Kriterien vorzunehmen, wird vorgeschlagen, ein geeignetes Grössenmass für die Luftfistel zu bestimmen und das von der Saugeinrichtung erzeugte Vakuum in Abhängigkeit von diesem Grössenmass zu regeln. Insbesondere wird ein adaptiver Algorithmus vorgeschlagen, der die folgenden Schritte aufweist: (a) Ermitteln eines ersten Wertes eines Grössenmasses für die Luftfistel (Schritt 33); (b) Verändern des Vakuums um einen ersten Differenzwert (Schritt 36); (c) Ermitteln eines zweiten Wertes des Grössenmasses nach einer ersten Wartezeit (Schritt 38); (d) Verändern des Vakuums um einen zweiten Differenzwert mit umgekehrtem Vorzeichen, falls das zweite Mass grösser als das erste Mass ist (Schritt 40); (e) Wiederholen der Schritte (a)(d) nach ...

Thorax drainage device with reduced counter-pressure.

Eine Vorrichtung für die Thoraxdrainage weist einen Behälteranschluss für einen mit dem Pleuraraum eines Patienten verbindbaren Sekretsammelbehälter (3) und eine Entlüftungseinrichtung (10) auf, um im passiven Betrieb den Sekretsammelbehälter zu entlüften. Um den Gegendruck beim Entlüften möglichst gering halten zu können und so das Auspressen von Luft aus dem Pleuraraum (1) eines Patienten zu erleichtern, weist die Entlüftungseinrichtung ein steuerbares Entlüftungsventil (12) auf. Eine Steuereinrichtung (7) ermittelt dazu den Druck im Sekretsammelbehälter, indem sie einen Drucksensor (11) ausliest, und steuert das Ventil an, um den Sekretsammelbehälter zu entlüften, wenn der ermittelte Druck einen Schwellwert übersteigt. Über einen Vakuumanschluss (25) ist die Vorrichtung optional auch aktiv betreibbar. Eine Hilfsleitung (2´) ermöglicht eine Überwachung der Drainageleitung (2).

Body Cavity Drainage Catheter With Microtextured Surface

DEVICE FOR CONNECTING A SUCTION HOSE

ADAPTIVE ALGORITHM FOR THORACIC DRAINAGE THERAPY

The invention relates to devices and to methods for thoracic drainage for a patient having an air fistula. According to the invention, a vacuum is produced in the pleural cavity of the patient by means of a suction device. In order to adjust the vacuum on the basis of objective criteria, a suitable size measure for the air fistula is determined and the vacuum produced by the suction device is controlled according to said size measure. In particular, the invention relates to an adaptive algorithm having the following steps: (a) determining a first value of a size measure for the air fistula (step 33); (b) changing the vacuum by a first difference value (step 36); (c) determining a second value of the size measure after a first waiting period (step 38); (d) changing the vacuum by a second difference value having the opposite sign if the second measure is greater than the first measure (step 40); (e) repeating steps (a) to (d) after a second waiting period.

PERCUTANEOUS ACCESS PATHWAY SYSTEM

An improved method and device are provided for forming and/or maintaining a percutaneous access pathway. The device generally comprises an access pathway and attachment device. The provided assembly substantially reduces the possibility of iatrogenic infection while accessing and/or re-accessing a body space.

METHOD AND APPARATUS FOR TREATING TENSION PNEUMOTHORAX USING A RAPID DEPLOYMENT CHEST PORT

The present disclosure provides apparatus and method for treating tension pneumothorax by using a rapid deployment chest port. The rapid deployment chest port can penetrate a patient's body to access a distressed pleural space. The rapid deployment chest port may create an airtight seal between the inside and outside of the patient's body and, when expanded, allow air or fluid to flow in one direction from inside the body to outside the body.

Fluid Removal Device

A fluid removal device is provided for removing fluid from pleural space that includes a flexible, open tube with a slight resting curve. A first channel along a greater curvature of the tube contains a plurality of cannulas that can be extended into the pleural space to infuse medications. A second channel along a lesser curvature of the tube contains a line attached to the outer portion of the tube and tension placed on the line will increase the curve of the tube to assist in the placement of the tip of the tube in a desired location in the pleural space. The tube may be connected to a portable suction/fusion device via a click connect device. The tube may also include an improved tip and a tab for extending the cannulas maintains the corridor of stability.

PLEURADRAINAGEVORRICHTUNG

EVACUATION DEVICE TO LIMITED PLEURODESE

DRAINAGE DEVICE AND - PROCEDURES

MEDIZINISCHES GERÄT IN FORM EINES KATHETERS ZUM ZU-, INSBESONDERE JEDOCH ABFÜHREN VON FLUID IN, INSBESONDERE AUS KÖRPERHÖHLEN, INSBESONDERE DEM PLEURARAUM

The medical device is provided in the form of a catheter, has a catheter device head and a catheter shaft. A branched pipe (9) is provided that leads to an outlet valve, which allows the fluid flow in suction direction, and also in the opposite direction of the flow block.

CASE OF LIQUID

KOLLATERALES BREATHING BYPASS SYSTEM WITH RETENTION CHARACTERISTICS

System and method for treatment via bodily drainage or injection

Devices and methods of treating fluid retention caused by congestive heart failure or other conditions resulting in edema, lymphoedema, or significant fluid retention (e.g., deep vein thrombosis, cellulitis, venous stasis insufficiency, or damage to the lymphatic network) are described. Specifically, a treatment device is used to create a passage or cannula between the lymphatic system (or other area of the body) and an external drainage device. This device can be only temporarily located in the patient or can be implanted within the patient for longer periods of time. The physician can safely and reliably remove excess fluid from the body via the device and optionally inject other treatment agents.

Devices and methods for managing chest drainage

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube and/or chest tube, and provides objective and accurate measures of drained fluid volume and chest air leak. The chest drainage system continuously monitors chest tube and drainage tube status and clears pooled liquid in the drainage tube, and/or a clogged chest tube when necessary to restore negative pressure to the chest. 17968911_1 (GHMatters) P44355AU01 ...

CHEST DRAINAGE SYSTEMS AND METHODS

A chest drainage system includes a collection device and a fluid pathway configured to extend from the collection device to a patient. A pressure source is configured to selectively provide sub-atmospheric pressure to the fluid pathway. The system is configured to introduce sub-atmospheric pressure from the pressure source at a substantially constant target pressure and at a dynamic pressure that varies from the target pressure. A method is also disclosed for draining a pleural cavity of a patient. The method involves applying dynamic pressure to the pleural cavity of a patient by changing sub-atmospheric pressure applied to the patient such that the patient's pleura moves without any or limited patient activity, thus facilitating removal of loculated fluid from the pleural cavity. The method may involve the use of the chest drain system.

Method and apparatus for treating tension pneumothorax using a rapid deployment chest port

The present disclosure provides apparatus and method for treating tension pneumothorax by using a rapid deployment chest port. The rapid deployment chest port can penetrate a patient's body to access a distressed pleural space. The rapid deployment chest port may create an airtight seal between the inside and outside of the patient's body and, when expanded, allow air or fluid to flow in one direction from inside the body to outside the body.

Chest drainage systems and methods

A chest drainage system includes a collection device and a fluid pathway configured to extend from the collection device to a patient. A pressure source is configured to selectively provide sub-atmospheric pressure to the fluid pathway. The system is configured to introduce sub-atmospheric pressure from the pressure source at a substantially constant target pressure and at a dynamic pressure that varies from the target pressure. A method is also disclosed for draining a pleural cavity of a patient. The method involves applying dynamic pressure to the pleural cavity of a patient by changing sub-atmospheric pressure applied to the patient such that the patient's pleura moves without any or limited patient activity, thus facilitating removal of loculated fluid from the pleural cavity. The method may involve the use of the chest drain system.

BODY-SPACE DRAINAGE-TUBE DEBRIS REMOVAL

SYSTEM AND METHOD FOR TREATMENT VIA BODILY DRAINAGE OR INJECTION

Devices and methods of treating fluid retention caused by congestive heart failure or other conditions resulting in edema, lymphoedema, or significant fluid retention (e.g., deep vein thrombosis, cellulitis, venous stasis insufficiency, or damage to the lymphatic network) are described. Specifically, a treatment device is used to create a passage or cannula between the lymphatic system (or other area of the body) and an external drainage device. This device can be only temporarily located in the patient or can be implanted within the patient for longer periods of time. The physician can safely and reliably remove excess fluid from the body via the device and optionally inject other treatment agents.

FLUID REMOVAL DEVICE

A fluid removal device is provided for removing fluid from pleural space that includes a flexible, open tube with a slight resting curve, A first channel along a greater curvature of the tube contains a plurality of cannulas that can be extended into the pleural space to infuse medications. A second channel along a lesser curvature of the tube contains a line attached to the outer portion of the tube and tension placed on the line will increase the curve of the tube to assist in the placement of the tip of the tube in a desired location in the pleural space. The tube may be connected to a portable suction/fusion device via a click connect device. The tube may also include an improved tip and a tab for extending the cannulas maintains the corridor of stability.

MOTORIZED CHEST DRAINAGE SYSTEM

A chest drainage system is disclosed, including a flexible tube with an articulable tip and a control assembly. The control assembly is operated by a motor and includes an actuation assembly. The actuation assembly is operatively coupled with the flexible tube and is adapted to articulate the tip.

IMPROVED CATHETER DESIGN FOR USE IN TREATING PLEURAL DISEASES

A catheter for use in treating pleural diseases, such as pleural effusions and pneumothorax, includes a tip portion that is configured to irritate the pleura when the catheter is inserted in the pleural cavity, thereby initiating mechanical pleurodesis. The tip portion has a substantially rough configuration and may include one or more protrusions that contact the pleura when the catheter is in use, thereby irritating the layers. This irritation causes the creation of fibrous adhesions between the parietal and visceral layers that close off the pleural cavity and prevent further fluid and/or air accumulations that occur as a result of pleural diseases.

MEDICAL DEVICE IN THE FORM OF A CATHETER FOR SUPPLYING FLUID TO, BUT IN PARTICULAR REMOVING FLUID FROM BODY CAVITIES, IN PARTICULAR THE PLEURAL CAVITY

The invention relates to a medical device that is in the form of a catheter (3) for supplying fluid to but in particular removing fluid from body cavities. The catheter head (1) on the proximal end (4) comprises an inlet (5) that is provided with one or more sealing and/or blocking elements (6, 7) and that is used to introduce a hollow or Verres needle (18) into the catheter (3). In the region between the sealing or blocking element(s) and the region of the catheter shaft (2) that is introduced into the body, a branch connection (8) is arranged, said branch connection being connected to a suction pump arrangement (10) via a branch tube (9). Said branch tube (9) leads to a suction valve (11) that enables a fluid to flow in the direction of the suction device, but blocks the flow in the counter direction. The outlet of the suction valve (11) opens into a forked area (12), from which one branch (16) leads to a suction device connection, in particular an injection connection (13) that is embodied ...

OPEN-PORE BALLOON CATHETER

The invention relates to a catheter (20), in particular a balloon catheter, having a fluid-carrying element (2), such as a drainage tube, with an inner lumen (2g) for carrying away body fluid, and having an expansion element, such as a balloon (1) of variable cross section, for fixing the catheter in a body cavity. The fluid-carrying element (2) has a wall portion (2c) of an open-pore material (3), which is in fluidic communication with the inner lumen (2g) and through which the body fluid can be aspirated into the inner lumen (2g) by applying a negative pressure to a proximal end of the fluid-carrying element (2). The invention furthermore relates to a catheter system having a catheter of the invention and to a vacuum-generating system connected to the catheter.

OPEN-PORE BALLOON CATHETER

APPAREIL MEDICAL POUR L'EXSUFFLATION DES PNEUMOTHORAX

L'APPAREIL PERMET D'EFFECTUER L'EXSUFFLATION D'UNE POCHE D'AIR 4 AUTOUR D'UN POUMON COLLABE 3. L'APPAREIL 1 COMPORTE UNE POMPE D'ASPIRATION QUI, PAR L'INTERMEDIAIRE D'UNE FUITE VARIABLE 15 ET D'UN DEBITMETRE A DIABOLO 16, ASPIRE DANS UNE CANALISATION SOUPLE 5 TERMINEE PAR UNE AIGUILLE CREUSE 6. LE FLOTTEUR DU DEBITMETRE A DIABOLO 16 COMPORTE UN NOYAU MAGNETIQUE MOBILE AVEC LUI, A L'INTERIEUR D'UNE BOBINE DE SELF-INDUCTION FIXE. LES SIGNAUX DETECTES PAR CELLE-CI SONT TRAITES DANS UN COFFRET ELECTRONIQUE QUI AFFICHE EN 23 LE VOLUME TOTAL DE L'AIR ASPIRE. APPLICATION: FACILITE D'EMPLOI; SECURITE TOTALE EVITANT NOTAMMENT L'ASPIRATION D'UN TROP FORT VOLUME D'AIR.

Dispositivo para conectar uma mangueira de sucção, unidade de conexão de uma bomba de seio e unidade de sucção paa uma bomba de seio

FLUID ANALYZER AND ASSOCIATED METHODS

Devices, computer readable programs and methods determine a patient parameter, including volume and/or flow rate of a fluid draining through a drain tube from a chest cavity of a patient, by using at least one pressure value at an end of the drain tube associated with a fluid collection canister and at least one pressure value within the drain tube at a location distant from the collection canister. The pressure values are processed with a non-linear solver to determine the patient parameter.

Apparatus and methods for treating intracorporeal fluid accumulation

A fluid management system for the treatment of ascites, pleural effusion or pericardial effusion is provided including an implantable device including a pump, control circuitry, battery and transceiver; a charging and communication system configured to periodically charge the battery and communicate with the implantable device to retrieve performance data; and monitoring and control software, suitable for use with conventional personal computers, for configuring and controlling operation of the implantable device and charging and communication system. The implantable device includes a number of features that provide automated movement of fluid to the bladder with reduced risk of clogging, with no patient involvement other than occasional recharging of the battery of the implantable device. The monitoring and control software is available only to the treating physician, such that the physician interacts with the implantable device via the charging and communication system.

SYSTEM FOR RECORDING THE BREATHING EFFORTS OF A PATIENT

The invention relates to a system for recording breathing efforts of a patient, which comprises a pressure determination device for determining a transpulmonary pressure at the point in time of the breathing effort of the patient. The invention moreover relates to a unit for recording the optimum filling volume of the balloon of an esophageal catheter.

Collateral ventilation bypass trap system

A long term oxygen therapy system having an oxygen supply directly linked with a patients lung or lungs may be utilized to more efficiently treat hypoxia caused by chronic obstructive pulmonary disease such as emphysema and chronic bronchitis. The system includes an oxygen source, one or more valves and fluid carrying conduits. The fluid carrying conduits link the oxygen source to diseased sites within the patients lungs. A collateral ventilation bypass trap system directly linked with a patient's lung or lungs may be utilized to increase the expiratory flow from the diseased lung or lungs, thereby treating another aspect of chronic obstructive pulmonary disease. The system includes a trap, a filter/one-way valve and an air carrying conduit.

Chest seal and vacuum system

A chest wound seal for treating traumatic pneumothorax following a penetrating chest wound. The chest wound seal comprises a wound pad with an absorbent bottom surface and a nonporous top surface embedded with unidirectional valves that allow evacuation of air and fluid from the pleural cavity but prevents re-entry of air into the thorax. A central vacuum column mounted over at least one unidirectional valve. The chest wound seal further comprises a plurality of wound pad segments radiating from the central vacuum column, wherein each segment comprises at least one manual valve configured to create a separate sealed area against the skin surface to suit body types with different size and morphological features. The central vacuum column is adapted to be connected to a vacuum pump which enables evacuation of harmful air and fluid from the pleural cavity thereby reducing the shock induced by hypoxia and increasing patient survivability.

SYSTEM FOR EFFICIENT DRAINAGE OF BODY CAVITY

A system for efficient drainage of a body cavity includes application of vacuum at very high pressure, preferably in the range of approximately 50-500 torr or higher. The system includes the use of a drainage tube (101) having a plurality of holes (111) formed into the wall of a portion (103) of the tube (101) to be inserted in the body cavity. The area of each of the holes (111) is preferably selected to ensure that the suction force communicated by each of the holes (111) to areas within the body cavity is insufficient to injure the tissues exposed in the body cavity. A one-way valve (107) maintains unidirectional flow of drained fluids and gases away from the body cavity. A vacuum relief valve (204) prevents application of dangerous levels of vacuum pressure by opening to admit atmospheric air when vacuum pressure exceeds a predetermined threshold. A vacuum chamber (201) separates drained fluids from drained gases.

AN INDWELLNG CATHETER SYSTEM

ОТКРЫТОПОРИСТЫЙ БАЛЛОННЫЙ КАТЕТЕР

Flowable medium removing device for use in e.g. thorax region, has two non-return valves opened in direction of connection unit and collection container respectively, and arranged at distance to each other over flexible hose element

The device (1a) has a cannula (2), a suction device (3) and a collection container (4) for removed flowable medium, which are connected with one another over a connection unit (5) i.e. three way plug. A non-return valve (6a) is arranged between the cannula and the connection unit, and is opened in the direction of the connection unit. Another non-return valve (6b) opened in the direction of the container is arranged between the connection unit and the container, where the valves are arranged at a distance to each other over a flexible hose element (7).

Pleural manometry catheter

INDEPENDENT TAX MODULE

SELBSTSCHLIESSENDES MEDIZINISCHES ABSCHLUSSORGAN

The invention relates to a self-closing medical closing element (1) having a housing (2) and a closure body (3) which can be adjusted between an open position and a closed position, wherein the housing (2) and the closure body (3) in the open position expose an aperture (4) for an insertion element (5), in particular a hollow or Verres needle (10) or a guide wire. In the closed position, with the insertion element (5) being removed, the aperture (4) through the closure body (3) is interrupted. The closure body (3) is mounted in a chamber (7) on the inside of the housing (2) so as to move substantially transversely to the longitudinal axis of the aperture (4) and is held in the open position thereof by the insertion element (5) and is pretensioned by a tensioning element (6) in the closing direction.

Method and device for application of medical preparations to surfaces of the closed visceral cavities, for example, to the pleura or the peritoneum

Drainage apparatus and method

Improved catheter design for use in treating pleural diseases

A catheter for use in treating pleural diseases, such as pleural effusions and pneumothorax, includes a tip portion that is configured to irritate the pleura when the catheter is inserted in the pleural cavity, thereby initiating mechanical pleurodesis. The tip portion has a substantially rough configuration and may include one or more protrusions that contact the pleura when the catheter is in use, thereby irritating the layers. This irritation causes the creation of fibrous adhesions between the parietal and visceral layers that close off the pleural cavity and prevent further fluid and/or air accumulations that occur as a result of pleural diseases.

Apparatus and methods for treating intracorporeal fluid accumulation

A fluid management system (10) for the treatment of ascites, pleural effusion or pericardial effusion is provided including an implantable device (20) including a pump (95), control circuitry (70), battery (74) and transceiver (76); a charging and communication system (30) configured to periodically charge the battery and communicate with the implantable device to retrieve performance data; and monitoring and control (40) software, suitable for use with conventional personal computers, for configuring and controlling operation of the implantable device and charging and communication system. The implantable device includes a number of features that provide automated movement of fluid to the bladder with reduced risk of clogging, with no patient involvement other than occasional recharging of the battery of the implantable device. The monitoring and control software is available only to the treating physician, such that the physician interacts with the implantable device via the charging ...

ASSIST DEVICE FOR MEDICAL PROCEDURES

A device to assist performing medical procedures that references anatomical landmarks through adjustable components to identify and stabilize a procedure site and provide guidance in performing the procedure. In one embodiment, an airway creation assist device (ACAD) can be dimensionally adjusted for different patient sizes and properly aligned using anatomical landmarks. The ACAD provides an adjustable template that enables accurate identification of the airway creation site, including but not limited to the cricothyroid membrane. The ACAD uses an insertion guide to guide the obturator and airway tube safely and consistently into the trachea, with a mechanical stop to prevent damaging the posterior trachea wall. The ACAD improves efficacy of the procedure, and makes perforating an incorrect airway creation procedure difficult. In another embodiment, a chest decompression assist device (DAD) Is disclosed for decompression treatment of air and/or fluid in the chest.

MEDICAL TUBE CLEARANCE

A device for clearing obstructions from a medical tube, such as a chest tube, is disclosed in various embodiments. In embodiments, the device features a clearance member that is formed to match a cross-section of a medical tube. Still further, the clearance member can have a plurality of branches, each branch configured to clear a respective lumen in a partitioned region of a medical tube. In this manner, the clearance member may clear obstructions from individual lumens of the partitioned region of the medical tube. Device for actuating a clearance member to clear obstructions within a medical tube are also disclosed. Methods of clearing a medical tube of obstructions are also disclosed.

DEVICE FOR CONNECTING A SUCTION HOSE

The device according to the invention for connecting a suction hose (3) has a connecting piece (10) which is designed in such a way that the suction hose (3) can be pushed over a region of the connecting piece (10) in a sealing manner. The device also comprises a sleeve (2) which can be pushed over the aforementioned region of the connecting piece (10), at least partially covering said piece and leaving room between the sleeve (2) and the connecting piece (10) for the suction hose (3). The connection between the sleeve (2) and the connecting piece (10) can only be separated by the destruction of at least one of said two parts. The design of the exterior of the sleeve (2) prevents a second suction hose from lying in a sealing manner against the sleeve (2). A suction hose (3) that is connected in a sealing manner to the claimed device can therefore not be removed without destroying the device. In addition, it is impossible to push a hose with a greater diameter onto the sleeve (2) in a sealing ...

MEDICAL APPARATUS FOR the EXSUFFLATION OF the PNEUMOTHORAXES

PLEURAL DRAINAGE SYSTEM LOCKING DILATOR

In one embodiment, a locking connector (110) for a pleural access valve comprises an elongated access tip (112) operable for engaging a lumen in a pleural access valve, the elongated access tip defining an internal lumen (113) and the elongated access tip having a radial ridge (111). The locking connector also comprises a handle section (116) connected with the elongated access tip and substantially concentric to the elongated access tip, the handle section having a first end and a second end, the first end defining an opening in fluid communication with the internal lumen of the elongated access tip, the handle section further comprising at least one support arm (135) extending between the first end and the second end of the handle section. The locking connector also comprises a latch arm (118) connected with the second end of the handle section, the latch arm being substantially concentric and spaced from the elongated access tip, the latch arm defining a notch (117) for engaging a detent ...

VACUUM ASSISTED DRAINAGE RESERVOIR AND SYSTEMS

Devices used to drain fluid are disclosed. The devices may be configured to drain fluid from a body cavity using a vacuum pressure. The devices include a reservoir and a vacuum generating member configured to expand the reservoir and generate a vacuum pressure within the reservoir. The devices can be configured to be shipped in a collapsed state. 1. A vacuum assisted drainage system comprising:a collapsible reservoir; anda vacuum generating member configured to generate a vacuum pressure within the collapsible reservoir when the collapsible reservoir is changed from a collapsed state to an expanded state.2. The drainage system of claim 1 , wherein the collapsible reservoir comprises a compliant walled housing.3. The drainage system of claim 2 , wherein the housing comprises a concertinaed wall.4. The drainage system of claim 2 , wherein the collapsible reservoir comprises a proximal end cap and a distal end cap coupled to the compliant walled housing claim 2 , andwherein the proximal end cap comprises an externally threaded protrusion and the distal end cap comprises an internally threaded receiver configured to receive the externally threaded protrusion.5. The drainage system of claim 4 , wherein the externally threaded protrusion and the internally threaded receiver are configured to occupy a dead space within the collapsible reservoir.6. The drainage system of claim 1 , wherein the collapsible reservoir comprises a vent valve configured to vent gas or air from the collapsible reservoir and to prevent fluid from exiting the collapsible reservoir.7. The drainage system of claim 1 , wherein the vacuum generating member comprises a compression spring disposed within or external to the collapsible reservoir.8. The drainage system of claim 7 , wherein the compression spring comprises a plurality of coils in longitudinal alignment.9. The drainage system of claim 7 , wherein the compression spring comprises a plurality of coils configured as a cone claim 7 , wherein a ...

SYSTEM AND METHOD FOR MONITORING PLEURAL FLUID

MEDIZINISCHES GERÄT IN FORM EINES KATHETERS ZUM ZU-, INSBESONDERE JEDOCH ABFÜHREN VON FLUID IN, INSBESONDERE AUS KÖRPERHÖHLEN, INSBESONDERE DEM PLEURARAUM

The medical device is provided in the form of a catheter, has a catheter device head and a catheter shaft. A branched pipe (9) is provided that leads to an outlet valve, which allows the fluid flow in suction direction, and also in the opposite direction of the flow block.

Medical device for closing, particularly in evacuation of fluid from body cavities, particularly pleural space, is provided in form of catheter, and has catheter device head and catheter shaft

The medical device is provided in the form of a catheter, has a catheter device head and a catheter shaft. A branched pipe (9) is provided that leads to an outlet valve, which allows the fluid flow in suction direction, and also in the opposite direction of the flow block.

MEDIZINISCHES GERÄT IN FORM EINES KATHETERS ZUM ZU-, INSBESONDERE JEDOCH ABFÜHREN VON FLUID IN, INSBESONDERE AUS KÖRPERHÖHLEN, INSBESONDERE DEM PLEURARAUM

The medical device is provided in the form of a catheter, has a catheter device head and a catheter shaft. A branched pipe (9) is provided that leads to an outlet valve, which allows the fluid flow in suction direction, and also in the opposite direction of the flow block.

SELBSTSCHLIESSENDES MEDIZINISCHES ABSCHLUSSORGAN

The invention relates to a self-closing medical closing element (1) having a housing (2) and a closure body (3) which can be adjusted between an open position and a closed position, wherein the housing (2) and the closure body (3) in the open position expose an aperture (4) for an insertion element (5), in particular a hollow or Verres needle (10) or a guide wire. In the closed position, with the insertion element (5) being removed, the aperture (4) through the closure body (3) is interrupted. The closure body (3) is mounted in a chamber (7) on the inside of the housing (2) so as to move substantially transversely to the longitudinal axis of the aperture (4) and is held in the open position thereof by the insertion element (5) and is pretensioned by a tensioning element (6) in the closing direction.

DEVICE FOR CONNECTING A SUCTION TUBE

The device according to the invention for connecting a suction hose (3) has a connecting piece (10) which is designed in such a way that the suction hose (3) can be pushed over a region of the connecting piece (10) in a sealing manner. The device also comprises a sleeve (2) which can be pushed over the aforementioned region of the connecting piece (10), at least partially covering said piece and leaving room between the sleeve (2) and the connecting piece (10) for the suction hose (3). The connection between the sleeve (2) and the connecting piece (10) can only be separated by the destruction of at least one of said two parts. The design of the exterior of the sleeve (2) prevents a second suction hose from lying in a sealing manner against the sleeve (2) A suction hose (3) that is connected in a sealing manner to the claimed device can therefore not be removed without destroying the device. In addition, it is impossible to push a hose with a greater diameter onto the sleeve (2) in a sealing ...

ASPIRATION CATHETER AND PLACEMENT SYSTEM WITH NON-RETURN VALVE

Apparatus for selectively aspirating and draining a body cavity includes a cylindrical housing having a flanged closure at one end from which extends a cannula within a flexible catheter for placement into the cavity. An open discharge port at the other end of the housing is attachable to a suction tube. A pair of cylindrical check valves are coaxially positioned within the housing together with the cannula which includes a sharpened end that retractably extends through the catheter and a self-sealing elastomeric closure plug in each valve. The opposite end of the cannula terminates in one end of a receiver mounted in the housing, the other end being closed with a removable plug and adapted for attachment to an aspirating syringe. A side port of the receiver communicates with a self-supporting balloon that is dimensionally responsive to air pressure within the cavity and therefore functions as a pressure indicator. Withdrawal of the cannula from the cavity and check valves permits drainage ...

DEVICES AND METHODS RELATED TO MEDICAL TUBES

Apparatus and methods for clearing obstructions from a medical tube are disclosed. In an exemplary embodiment, a spool drive system is disclosed for actuating a guide wire within a medical tube. The spool drive system can be a hand held, disposable device having a spool housing with a spool therein for alternately advancing and withdrawing a guide wire through an inlet of the spool housing. A track can be spaced from and extend about a perimeter of the spool to direct the guide wire onto or off of the spool as the spool is rotated. Other embodiments and devices for actuating the guide wire, and methods therefor, also are disclosed.

DEVICES AND METHODS FOR MANAGING CHEST DRAINAGE

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube and/or chest tube, and provides objective and accurate measures of drained fluid volume and chest air leak. The chest drainage system continuously monitors chest tube and drainage tube status and clears pooled liquid in the drainage tube, and/or a clogged chest tube when necessary to restore negative pressure to the chest.

APPARATUS AND METHODS FOR TREATING INTRACORPOREAL FLUID ACCUMULATION

A fluid management system (10) for the treatment of ascites, pleural effusion or pericardial effusion is provided including an implantable device (20) including a pump (95), control circuitry (70), battery (74) and transceiver (76); a charging and communication system (30) configured to periodically charge the battery and communicate with the implantable device to retrieve performance data; and monitoring and control (40) software, suitable for use with conventional personal computers, for configuring and controlling operation of the implantable device and charging and communication system. The implantable device includes a number of features that provide automated movement of fluid to the bladder with reduced risk of clogging, with no patient involvement other than occasional recharging of the battery of the implantable device. The monitoring and control software is available only to the treating physician, such that the physician interacts with the implantable device via the charging ...

STAND ALONE CONTROL MODULE STAND ALONE CONTROL MODULE

... 2079446 9214495 PCTABS00015 A stand-alone control module for use in closed-wound drainage systems is described. The control module transforms a variable high-vacuum source into a constant low-vacuum source. The control module also provides a one-way check valve to prevent return of air to a patient when draining such air from the pleural cavity of the patient. The control module is a water-based control module. It includes a first-suction control chamber (54) for transforming a variable high-vacuum into a constant low-vacuum. The first chamber (54) contains a first column of fluid (56) at a first pre-determined level. The module also includes a second water seal chamber (80) that contains a second column of fluid at a second pre-determined level. The height of the second column of fluid is less than the height of the first column of fluid. Tubes (58, 84) are placed in each chamber (54, 80) that have one end of each tube (58, 84) located below the columns of fluid. The column of fluid (56 ...

Novel minimally invasive negative pressure drainage device

Medical drainage devices with carbon-based structures for inhibiting growth of fibroblasts

Drainage devices for draining a fluid from a patient during treatment of a medical condition body are disclosed. The drainage devices comprise a body defining at least one conduit through the body from a distal end of the body to a proximal end of the body. The body comprises at least one carbon-based structure configured to inhibit growth of fibroblasts in the conduit when the fluid flows through the conduit. Example embodiments of the drainage device may include an ophthalmic shunt, a hydrocephalus shunt, an artificial mesh, an arteriovenous shunt, a thoracic catheter, and a central venous access device.

Motion-assisted systems, devices and methods for minimizing obstruction of medical devices

A device for minimizing obstruction in a medical device that carries fluids includes a housing defining a channel configured to receive and secure a section of the medical device such that the section of the medical device extends coaxially with a central longitudinal axis of the channel. The device also includes components supported in the housing, including a motor, wherein the components are configured to be operated to impart motion to the housing and the attached medical device. The motion is configured to produce oscillatory motion of a frequency sufficient to concentrate shear stresses in a fluid boundary layer adjacent an inner wall of the medical device. The housing and the components supported in the housing are configured and arranged so that a device center of mass lies along or near the longitudinal axis of the channel.

SYSTEM, APPARATUS, METHOD, AND COMPUTER READABLE MEDIUM FOR MONITORING VOLUME AND RATE OF AIR DRAINED FROM A BODY

Air drained from a patient's body can be measured after a surgical operation or trauma. The volume of air drained from the body can be determined from the weight of a vessel that has receive effluent drained the body and the volume of air that has escaped from the vessel. The effluent can include any one or a combination of air and liquid. 1. An apparatus for measuring air drained from a patient's body , the apparatus comprising:a vessel configured to receive air and liquid drained from the body;a weight sensing device configured to weigh the vessel;an airflow sensing device configured to detect airflow out of a vent of the vessel; anda processor device configured to receive signals from the weight sensing device and the airflow sensing device, and configured or programmed to determine a volume of air drained from the body according to the signals received from the weight sensing device and the airflow sensing device.2. The apparatus of claim 1 , further comprising a drainage tube claim 1 , the drainage tube including an effluent outlet opening disposed within the vessel claim 1 , the drainage tube configured to convey air and liquid drained from the body to the vessel.3. The apparatus of claim 1 , wherein the airflow sensing device is configured to detect airflow out of the vent and airflow into the vent claim 1 , and the processor device is configured to determine the volume of air drained from the body according to signals from the airflow sensing device representing airflow out of the vent and airflow into the vent.4. The apparatus of claim 1 , wherein the processor device is configured to determine the volume of air claim 1 , Va claim 1 , drained from the body according to the equation Va=Vout−(Mf/ρb) claim 1 , wherein Vout is based on one or more signals received from the weight sensing device claim 1 , Mf is based on one or more signals received from the air flow sensing device claim 1 , and ρb is blood density.5. The apparatus of claim 1 , wherein the ...

Variable resistance pulmonary ventilation bypass valve

A collateral ventilation bypass trap system directly linked with a patient's lung or lungs may be utilized to increase the expiratory flow from the diseased lung or lungs, thereby treating one aspect of chronic obstructive pulmonary disease. The system includes a trap, a filter/one-way valve, an air carrying conduit and a retention device for securing system elements in position. The system also includes a flow restriction device for controlling the flow of air through the air carrying conduit.

Post operative apparel

Post-operative apparel such as post-mastectomy garments are described herein. In various embodiments, a post-mastectomy garment may include first and second ends, an interior side and an exterior side opposite the interior side, and the interior and exterior sides may extend between the first and second ends. In some embodiments, a closing mechanism may releasably connect the first end to said second end. In various embodiments, two opposing openings through the garment may be provided and shaped to receive arms of a patient. In some embodiments, an adjustable chest support may extend outward from the interior side. One or more drain bulb pockets may be positioned on the interior side to receive one or more surgical drain bulbs. One or more tubing pockets may also be positioned on said interior side to receive excess drain tubing.

Device for connecting a suction hose

The device according to the invention for connecting a suction hose has a connecting piece which is designed in such a way that the suction hose can be pushed over a region of the connecting piece in a sealing manner. The device also comprises a sleeve which can be pushed over the aforementioned region of the connecting piece, at least partially covering said piece and leaving room between the sleeve and the connecting piece for the suction hose. The connection between the sleeve and the connecting piece can only be separated by the destruction of at least one of said two parts. The design of the exterior of the sleeve prevents a second suction hose from lying in a sealing manner against the sleeve. A suction hose that is connected in a sealing manner to the claimed device can therefore not be removed without destroying the device. In addition, it is impossible to push a hose with a greater diameter onto the sleeve in a sealing manner.

Y-Thoraxdrainage zum Einsatz an zwei Zielgebieten im Thorax

Drainagevorrichtung und Drainageset

Drainagevorrichtung zur aktiven Drainage, die umfasst:- ein Reservoir (10) mit einem Deckel (101), einem Boden (102), einer sich zwischen dem Deckel (101) und dem Boden (102) erstreckenden Umgebungswand (105), die elastisch verformbar ist, und einem Ventil (103) an dem Deckel (101),- zumindest ein Drehgelenk (12), das den Deckel (101) und den Boden (102) des Reservoirs (10) an einer Seite der Umgebungswand (105) miteinander verbindet,- zumindest eine Aufspannvorrichtung (100), die zumindest auf einer Seite der Umgebungswand (105), die der Seite, an der das Drehgelenk (12) angeordnet ist, gegenüber liegt, zwischen dem Deckel (101) und dem Boden (102) des Reservoirs (10) angeordnet ist, wobei in einer Ausgangsstellung der Drainagevorrichtung (1) die Umgebungswand (105) zwischen dem Deckel (101) und dem Boden (102) komprimiert ist und die Aufspannvorrichtung (100) in der Ausgangsstellung der Drainagevorrichtung (1) in Richtung auf den Deckel (101) und den Boden (102) vorgespannt ist.

Vorrichtung zur Drainage der Pleurahöhle

Collateral ventilation bypass trap system

Apparatus and methods for treating intracorporeal fluid accumulation

APPARATUS AND METHODS FOR TREATING INTRACORPOREAL FLUID ACCUMULATION Abstract A fluid management system (10) for the treatment of ascites, pleural effusion or pericardial effusion is provided including an implantable device (20) including a pump (95), control circuitry (70), battery (74) and transceiver (76); a charging and communication system (30) configured to periodically charge the battery and communicate with the implantable device to retrieve performance data; and monitoring and control (40) software, suitable for use with conventional personal computers, for configuring and controlling operation of the implantable device and charging and communication system. The implantable device includes a number of features that provide automated movement of fluid to the bladder with reduced risk of clogging, with no patient involvement other than occasional recharging of the battery of the implantable device. The monitoring and control software is available only to the treating physician, such ...

Devices and methods for managing chest drainage

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube. Generally, the chest drainage 5 system continuously monitors chest tube status and clears pooled liquid when necessary to restore negative pressure to the chest. The system may include a valve device which is located between the patient's chest tube and drainage tube and may be used with any standard chest tube. The chest drainage system also includes a controller for monitoring the pressure at or near the valve device and/or at or near the suction device, and possibly a pump for 0 assisting in clearance of pooled liquid and/or clots. The controller may also control the valve device and/or suction device in response to pressure signals. ri (5 r4 r4 '.4 '.4 ...

STAND ALONE CONTROL MODULE

Device, system and method to customize chest drainage therapy

MINIMALLY INVASIVE THORACIC CAVITY DRAINAGE TUBE AND DRAINAGE SURGICAL INSTRUMENT SATISFYING ANTHROPOTOMICAL CHARACTERISTICS

A minimally invasive thoracic cavity drainage tube and drainage surgical instrument satisfying anthropotomical characteristics. The drainage tube comprises a tube body (1). An external segment (101), a first bending part (102), a transition segment (103), a second bending part (104), and an internal segment (105) are sequentially disposed on the tube body (1). A part between the external segment (101) and the transition segment (103) is bent by using the first bending part (102). A part between the transition segment (103) and the internal segment (105) is bent by using the second bending part (104). The internal segment (105) at least has a part of a fitting arc segment for fitting an inner wall (2) of a thoracic cavity. The drainage tube can implement minimally invasive surgery of a thoracic cavity, better satisfy anthropotomical characteristics, effectively avoid narrowness of a tube cavity, and has a better drainage effect.

CHEST DRAINAGE SYSTEMS AND METHODS

A chest drainage system includes a collection device and a fluid pathway configured to extend from the collection device to a patient. The fluid pathway has a proximal portion configured to extend proximally toward the patient and a distal portion configured to extend distally from the patient. The chest drainage system also includes a pressure source including an accumulator configured to selectively provide sub-atmospheric pressure to the distal portion of the fluid pathway and a valve configured to selectively relieve pressure in the proximal portion of the fluid pathway. The system is configured to open the valve and to introduce the sub-atmospheric pressure from the accumulator of the pressure source when a predetermined pressure differential is detected between the proximal and distal portions of the fluid pathway.

DRAINAGE DEVICE, IN PARTICULAR A PLEURAL-CAVITY DRAINAGE DEVICE, AND A DRAINAGE METHOD USING THE DEVICE

The invention concerns a drainage device for removing fluids by suction from body cavities, in particular from pleural cavity (12), the device having a drainage line (52) for removing the fluids by suction and a device (84) for creating an underpressure in the body cavity. The invention calls for an auxiliary line (54) whose channel at the patient end is in fluid contact with the channel of the drainage line (52), and for a gas to be supplied to the body cavity through the auxiliary line. The drainage device proposed enables troubles in drainage to be avoided and ensures that the drainage system is not obstructed.

DEVICE FOR PROVIDING INTRAPLEURAL ANESTHESIA

Intrapleural anesthesia is carried out by means of a device comprising a valve (10) with an inlet (11), two outlets (12, 13) and a valve member (14). A cannula (18) is detachably connected with the first outlet (12) and has a longitudinal bore (25) starting from that end of the cannula which is connected with the outlet (12), and ending in the lateral wall of the cannula, near its opposite, free end (23) which is round. An ascending tube (16) is connected with the second outlet (13) of the valve (10), said outlet being selectively connectible with the inlet (11) and the first outlet (12) by means of the valve member (14). The outlet (11) of the valve (10) is situated opposite the first outlet (12) with which it is connectible by means of a rectilinear channel in the valve member (14), such that a catheter (27) can be manually conducted through the valve member (14) and the bore of the cannula (18), and out through the opening (22).

Percutaneous access pathway system and method

An improved method and device are provided for forming and/or maintaining a percutaneous access pathway. The device generally comprises at least one of three type of components: access pathway, insertion device, and attachment device. In one embodiment, the device is used to form and/or maintain a percutaneous access pathway into the pleural cavity (i.e. tube thoracostomy). The provided assembly substantially reduces the possibility of iatrogenic infection while accessing and/or re-accessing a body space.

CHEST VALVE FOR TREATING PNEUMOTHORAX

A chest valve including: a housing including an inlet configured to connect to a chest tube, an outlet and a fluid passage from the inlet to the outlet; and a one-way valve within the housing and included in the flow passage, wherein the one-way valve includes: (i) a first tubular strip wherein having an internal air passage and a first layer defining the air passage, wherein the first layer has a first thickness and the internal air passage of the first tubular strip is included in fluid passage of the housing; and (ii) a second tubular strip wherein having a second layer with a second thickness with a second thickness greater than the first thickness, wherein an outer surface of the second tubular strip is adjacent and overlaps an outer surface of the first tubular strip.

Implantable fluid management device for the removal of excess fluid

A device for removing fluid from a first bodily cavity and for directing that fluid into a second bodily cavity while avoiding risks of infection and, in one embodiment, excessive dehydration of the first bodily cavity. The device includes an uptake tube having a proximal end in fluid communication with the first bodily cavity and a distal end in fluid communication with a pump, and an outflow tube having a proximal end in fluid communication with the pump and a distal end in fluid communication with the second bodily cavity. The distal end of the uptake tube may be coupled to a reservoir configured to expand upon ingression of fluid into the reservoir and to contract upon removal of fluid due to a negative pressure provided by the pump.

Ventilator-initiated prompt regarding detection of fluctuations in compliance

This disclosure describes systems and methods for monitoring and evaluating ventilatory data to provide useful notifications and/or recommendations. Indeed, many clinicians may not easily identify or recognize data patterns and correlations indicative of certain patient conditions or the effectiveness of ventilatory treatment. Further, clinicians may not readily determine appropriate adjustments that may address certain patient conditions or the effectiveness of ventilatory treatment. Specifically, clinicians may not readily detect or recognize the occurrence of fluctuations in compliance during various types of ventilation. According to embodiments, a ventilator may be configured to monitor and evaluate diverse ventilatory parameters to detect an occurrence of and potential causes for fluctuations in compliance and may subsequently issue suitable notifications and/or recommendations. The suitable notifications and/or recommendations may further be provided in a hierarchical format such that the clinician may selectively access information regarding the fluctuation in compliance and/or potential causes for the fluctuation in compliance.

GAS RECIRCULATION SYSTEM AND METHOD

Gas recirculation systems for use in endoscopic surgical procedures including a gas recirculation pump are disclosed. The gas recirculation pump may work in conjunction with an insufflator used to inflate a patient's peritoneal cavity during surgery. The gas recirculation system may recirculate a high flow rate of gas from and to the patient while filtering particulate matter out of the gas and while maintaining an adequate moisture content in the gas. The gas recirculation pump may include a disposable pump cartridge releasably connected to a pump motor. A controller may detect a fault or safety condition in the gas recirculation system based on the load placed on the pump motor. 1. A gas recirculation system for use in an endoscopic surgical procedure , the system comprising: a motor; and', 'a pump cartridge coupled to the motor, wherein the pump cartridge includes a gas input connection and a gas output connection, wherein the pump cartridge is detachable from the motor, and wherein the pump cartridge is sealed such that a gas within the pump cartridge cannot contact the motor;, 'a pump comprisinga first tube in fluid communication with the gas input connection, wherein the first tube is configured to be connectable to surgical equipment that is insertable into a peritoneal cavity; anda second tube in fluid communication with the gas output connection, wherein the second tube is configured to be connectable to surgical equipment that is insertable into a peritoneal cavity;wherein the pump is configured to draw gas into the gas input connection from a peritoneal cavity through the first tube and to discharge gas out of the gas output connection and into a peritoneal cavity through the second tube.2. The gas recirculation system of claim 1 , further comprising a first valve in fluid communication with the gas input connection and a second valve in fluid communication with the gas output connection claim 1 , wherein the first valve prevents gas exiting the pump ...

Bio-Compatible Catheter

A bio-compatible lumen bearing device such as a catheter formed of a polymeric material having a titanium surface bonded to the underlying exposed catheter surface. The titanium surface is employed in patients to improve bio-compatibility and enhance lubricity during insertion and removal.

THORAX DRAINAGE DEVICE

A thorax drainage device for aspirating fluids from a pleural cavity of a patient using underpressure has a fluid collection container for collecting the aspirated fluids and a drainage tube for connecting the fluid collection container to the pleural cavity of the patient. The fluid collection container is connectable to a vacuum source, in order to generate an underpressure in the fluid collection container. The thorax drainage device has an adjustable mechanism for attenuating pressure differences during the respiration of the patient, this mechanism being adjustable independently of a suction capacity of the vacuum source. This device permits a gradual expansion of the lung without risk of injury and thus prepares the lung for the completion of the drainage. 1. A thorax drainage device for aspirating fluids from a pleural cavity of a patient by means of underpressure ,the thorax drainage device comprising a fluid collection container for collecting the aspirated fluids and a drainage tube for connecting the fluid collection container to the pleural cavity of the patient,wherein the fluid collection container is connectable to a vacuum source, in order to generate an underpressure in the fluid collection container,and wherein the thorax drainage device has an adjustable mechanism for attenuating pressure differences during the respiration of the patient, this mechanism being adjustable independently of a suction capacity of the vacuum source.2. The thorax drainage device according to claim 1 , wherein the mechanism for attenuating pressure differences is a mechanism for adjusting a return flow of air to the pleural space.3. The thorax drainage device according to claim 2 , wherein the mechanism for adjusting the return flow of air is adjustable manually or automatically.4. The thorax drainage device according to claim 2 , wherein the mechanism for adjusting the return flow of air is adjustable automatically and regulates the adjustment according to a sensor value ...

DRAINAGE OR INFUSION CATHETER AND METHOD OF USE

A drainage or infusion catheter and methods of use are disclosed. In one embodiment, the catheter includes a tube body having a proximal end and a distal end, and a plurality of ports arranged along the tube body from the distal end to the proximal end. The distal end of the tube body is configured to deform around itself into a substantially spiral shape so as to cover at least one of the plurality of ports located near the proximal end of the tube body. In another embodiment, a flap is configured to erupt from apertures arranged in the tube and extend outwardly around the tube body so as to cover at least one of the plurality of ports located near the proximal end of the tube body. 1. A method for inserting a drainage or infusion catheter into a cavity of a subject comprising: a tube body defining a passageway therethrough, the tube body having a proximal end and a distal end, and a non-deformed central region extending between the proximal end and the distal end; and', 'a plurality of ports arranged along the tube body from the distal end to the non-deformed central region, the plurality of ports extending into the non-deformed central region;', 'wherein the distal end of the tube body is deformed around the non-deformed central region in a 3D shape so as to surround at least one of the plurality of ports located in near the non-deformed central region of the tube body;, 'providing a catheter comprisinginserting an introducer within the tube body of the catheter such that the 3D shape at the distal end is straightened;inserting the catheter into the cavity; andremoving the introducer from the catheter such that when the introducer is removed, the distal end of the tube body re-forms into the 3D shape.2. The method of further comprising attaching the catheter to an external drainage or infusion apparatus claim 1 , or to a shunt-valve system.3. The method of in which the cavity comprises a ventricle and the drainage catheter drains cerebral spinal fluid.4. The ...

CATHETER DESIGN FOR USE IN TREATING PLEURAL DISEASES

A catheter for use in treating pleural diseases, such as pleural effusions and pneumothorax, includes a tip portion that is configured to irritate the pleura when the catheter is inserted in the pleural cavity, thereby initiating mechanical pleurodesis. The tip portion has a substantially rough configuration and may include one or more protrusions that contact the pleura when the catheter is in use, thereby irritating the layers. This irritation causes the creation of fibrous adhesions between the parietal and visceral layers that close off the pleural cavity and prevent further fluid and/or air accumulations that occur as a result of pleural diseases. 1. A method of removing fluid and performing mechanical pleurodesis comprising:inserting a catheter into a patient's pleural cavity, the catheter comprising a lumen and an outer wall at least partially surrounding the lumen with an external surface extending from a proximal end of the catheter to an opening of the lumen at a distal most tip of the catheter, wherein a distal end portion of the external surface of the catheter comprises a plurality of protrusions thereon;using the lumen of the catheter to remove pleural fluid from the patients pleural cavity; andperforming mechanical pleurodesis by irritating tissue of the pleural cavity to promote the creation of fibrous adhesions between visceral layers of the pleural cavity, wherein the mechanical pleurodesis is performed by moving the distal end portion of the catheter within the pleural cavity to cause contact between the plurality of protrusions and tissue of the pleural cavity.2. The method of claim 1 , wherein the irritation caused by the plurality of protrusions at the distal end portion causes the creation of fibrous adhesions between a parietal and a visceral layer of the patient's pleura claim 1 ,3. The method of claim 1 , wherein the removed pleural fluid is collected in a drainage container.4. The method of claim 1 , wherein the catheter is formed of a ...

SYSTEM FOR HUMIDIFICATION OF MEDICAL GASES

A humidification system has a tube configured to transport gases. The tube is configured to be soaked prior to use and has a bead to hold liquid. Heat applied to the bead causes the liquid to be released as vapour. Gases flowing through the tube are heated and humidified by the vapour. 1. A tube for delivering humidified gases , the tube comprising:a hydrophilic or hygroscopic material to store liquid in the tube; anda heating mechanism to heat liquid stored in the tube to produce vapour to humidify gases delivered by the tube,wherein the tube is pre-loaded by storing liquid in the hydrophilic or hygroscopic material prior to use.2. A tube as claimed in wherein the hydrophilic or hygroscopic material stores sufficient liquid to produce a desired amount of humidity for an intended volume of gases delivered by the tube.3. A tube as claimed in wherein the desired amount of humidity is at least 50% relative humidity.4. A tube as claimed in wherein the desired amount of humidity is at least 80% relative humidity.5. A tube as claimed in any one of to wherein the hydrophilic or hygroscopic material is a thermoplastic polyurethane.6. A tube as claimed in any one of to wherein the hydrophilic or hygroscopic material is a nylon.7. A tube as claimed in any one of to wherein the heating mechanism is a heater wire.8. A tube as claimed in any one of to wherein the heating mechanism is integral to the tube.9. A tube as claimed in any one of to wherein the heating mechanism is positioned near the centre of the lumen.10. A tube as claimed in any one of to wherein the heating mechanism heats gases delivered by the tube.11. A tube as claimed in any one of to comprising an outer layer and a bead of the hydrophilic or hygroscopic material spirally wrapped inside the outer layer.12. A tube as claimed in wherein the bead provides structural support to the outer layer.13. A tube as claimed in or wherein the outer layer is spirally wound with the bead.14. A tube as claimed in any one of to ...

SYSTEM AND METHOD FOR MONITORING PLEURAL FLUID

The disclosure is directed to intrapleural air leak detection and monitoring. According to various embodiments of the disclosure, an air leak may be detected utilizing at least one sensor to determine whether fluid extracted from a pleural cavity of a patient includes carbon dioxide and/or a second substance. The second substance may be a foreign substance inhaled by the patient to confirm presence of the air leak. The air leak may be further monitored over a period of time by collecting temporally successive measurements associated with detected concentrations of carbon dioxide. Therefore, tissue damage and recovery may be assessed according to objectively collected criteria. 1. A system for monitoring pleural fluid , comprising:at least one detection unit configured to: receive fluid from a pleural cavity of a patient, detect carbon dioxide present in the fluid, and detect a second substance present in the fluid; andat least one processing unit in communication with the at least one detection unit, the at least one processing unit configured to:provide a first electrical signal when the at least one detection unit detects carbon dioxide, and provide a second electrical signal when the at least one detection unit detects the second substance.2. The system of claim 1 , wherein the at least one detection unit comprises a first sensor configured to detect carbon dioxide and a second sensor configured to detect the second substance.3. The system of claim 1 , wherein the second substance is non-toxically inhalable by the patient.4. The system of claim 3 , wherein the second substance comprises at least one of helium claim 3 , sulfur hexafluoride claim 3 , and nitric oxide.5. The system of claim 1 , wherein the at least one processing unit is further configured to acquire a plurality of temporally successive measurements associated with concentrations of carbon dioxide detected by the at least one detection unit.6. The system of claim 1 , further comprising:an adaptor ...

Systems, Methods, and Devices for Using Passive Pressure Sensors to Measure Pressure at an Inaccessible Location

In some embodiments, systems, methods and devices for using passive pressure sensors to measure pressure at an inaccessible location are provided. In some embodiments, a system for determining pressure in a ventriculoperitoneal shunt implanted in a subject is provided, the system comprising: an acoustic source emitting signals over a range of frequencies; the ventriculoperitoneal shunt, comprising: a lumen that provides a conduit for cerebrospinal fluid between; and a passive acoustic element in a wall of the ventriculoperitoneal shunt filled with a gas, wherein the passive acoustic element emits a second signal at a resonant frequency that varies based on the pressure on the passive acoustic element; an acoustic receiver that detects the second signal and outputs an electrical signal that represents at least the resonant frequency; and a processor programmed to: receive the electrical signal; determine the pressure using the resonant frequency; and present the pressure using a display. 1. A system for determining pressure in a ventriculoperitoneal shunt implanted in an in vivo subject , the system comprising:an acoustic source that emits a plurality of first signals over a range of frequencies; ["at least one lumen that provides a conduit for cerebrospinal fluid between an area of the subject's brain and a cavity within the body of the subject; and", 'a passive acoustic element in a wall of the ventriculoperitoneal shunt comprising a void in the wall of the ventriculoperitoneal shunt that is filled with a gas, wherein the passive acoustic element emits a second signal at a resonant frequency that varies based on the pressure on the passive acoustic element in response to receiving a signal of the plurality of first signals at the resonant frequency;, 'the ventriculoperitoneal shunt, comprisingan acoustic receiver that detects the second signal and outputs an electrical signal that represents at least the resonant frequency; and receive the electrical signal;', ' ...

DEVICES AND METHODS RELATED TO MEDICAL TUBES

Apparatus and methods for clearing obstructions from a medical tube are disclosed. In an exemplary embodiment, a spool drive system is disclosed for actuating a guide wire within a medical tube. The spool drive system can be a hand held, disposable device having a spool housing with a spool therein for alternately advancing and withdrawing a guide wire through an inlet of the spool housing. A track can be spaced from and extend about a perimeter of the spool to direct the guide wire onto or off of the spool as the spool is rotated. Other embodiments and devices for actuating the guide wire, and methods therefor, also are disclosed. 1. A spool drive system for actuating a guide wire , said system comprising a spool housing having an inlet , a coupling adapted to establish fluid communication between a medical tube and a drainage canister , a spool resident within said spool housing , said spool being rotatable about an axis thereof to wind and unwind said guide wire on said spool , thereby withdrawing or advancing , respectively , said guide wire through said inlet , a track spaced from and extending at least partially about a perimeter of said spool following a curvature thereof within said spool housing , said track being adapted to direct said guide wire onto or off of said spool about the perimeter thereof as the spool is rotated , and a motor housing having a motor disposed therein and operable to advance or withdraw said guide wire from or into said spool housing through said inlet , said spool housing and said motor housing being integrated together into a single hand held assembly.2. The spool drive system of claim 1 , said track being adapted to help maintain the guide wire in a wound state on said spool claim 1 , preventing unwinding thereof that otherwise may result from stiffness of the guide wire.3. The spool drive system of claim 1 , said track comprising a grooved surface extending at least partially about the perimeter of the spool claim 1 , said ...

CATHETER ANCHOR SYSTEM AND METHOD THEREOF

A method and system of and for securing a lumen or catheter, after placement in a patient, to prevent unwanted removal or dislodgement of the lumen or catheter caused by patient movement and/or further medical interventions such as cardiopulmonary chest compressions, electrical defibrillation, surgical procedures, and the like. The method and system comprising simple and sterile materials that preclude the use of excessive suturing and ineffective ad-hoc methods with tape and gauze. The catheter is secured by a rubber on plastic frictional force and will resist external forces while preventing the tube structure from bending and subsequent occlusion. The device can be comfortably attached to the patient in all of the anatomical locations typically targeted for large catheter installment. The method of securement is rapid and requires only a single personnel to handle the device and the catheter tube simultaneously. 1. An apparatus for securing a medical device to a patient during a medical procedure , the apparatus comprising:a base having a top portion and a bottom portion, the base configured to be affixed to a patient via the bottom portion;at least one grommet secured within an aperture in the base; andat least one filler grommet configured to be secured within the aperture in the base,wherein the at least one filler grommet and at least one grommet are configured to attach the medical device to the base to hold the medical device in place during the medical procedure.2. The apparatus of claim 1 , further comprising a gasket claim 1 , the gasket configured to be secured within the aperture in the base3. The apparatus of claim 1 , wherein the bottom portion of the base is secured to the patient via adhesive claim 1 , micro-suction claim 1 , glue and combinations thereof.4. The apparatus of claim 1 , wherein the bottom portion of the base is secured to the patient via an adhesive pad claim 1 , the adhesive pad occupying approximately ⅔ of a surface area of the ...

PLEURAL DRAINAGE SYSTEM AND METHOD OF USE

A pleural drainage system having an inflatable membrane and a method of using the system are disclosed. The pleural drainage system includes a pleural drainage catheter system. The pleural drainage catheter system includes an inflatable membrane and a drainage catheter integrally coupled to the inflation membrane, the drainage catheter defining a drainage lumen through which fluid is drawn from the pleural cavity, and an inflation lumen coupled for flow of inflation fluid to and from an interior of the inflatable membrane. The pleural drainage system further includes a suction system coupled to the drainage catheter and a fluid collector coupled to receive fluid from the drainage catheter. The pleural drainage system further includes an inflation system connected to deliver inflation fluid to the interior of the inflatable membrane. The pleural drainage system may be used to monitor an associated airleak in the pleural cavity of a patient. 1. A pleural drainage catheter system configured to extend into a pleural cavity of a patient and to drain fluid from the pleural cavity of the patient , said pleural drainage catheter system comprising:an inflatable membrane comprising two opposed layers formed from a bio-compatible material, the inflatable membrane having a deflated state in which the layers are positioned substantially adjacent one another and an inflated state in which at least portions of the respective layers are spaced from one another, an external surface of the inflatable membrane defining one or more passages that facilitate the movement of fluid along the external surface for removal from the pleural cavity when the inflatable membrane is in the inflated state; anda drainage catheter integrally coupled to the inflatable membrane, the drainage catheter defining a drainage lumen, a plurality of drainage openings through which fluid is drawn into the drainage lumen from the pleural cavity, and an inflation lumen coupled for flow of inflation fluid to and ...

VACUUM DRAINAGE COLLECTION BOTTLE

Devices, systems, and methods used to drain a body cavity under a vacuum are disclosed. The devices include a vacuum container and a cap. The container includes an ergonomic gripping portion to allow a user to easily handle the container in use. The cap includes a sealing member configured to selectively seal an inlet to control the flow of drainage fluid into the vacuum container. 1. A drainage collection bottle , comprising:{'claim-text': ['a body portion; and', 'a neck portion, wherein the neck portion comprises a shape configured for ergonomic gripping of the neck portion; and'], '#text': 'a container comprising:'}a cap coupled to the container and configured to selectively transition the drainage collection bottle from a closed state to an open state.2. The drainage collection bottle of claim 1 , wherein the shape of the neck portion is an oval shape having a major axis length and a minor axis length.3. The drainage collection bottle of claim 1 , wherein the neck portion further comprises a circular flange configured for ergonomic support of the drainage collection bottle.4. The drainage collection bottle of claim 1 , wherein the body portion comprises a truncated prolate spheroid shape comprising a closed base disposed opposite the neck portion.5. The drainage collection bottle of claim 1 , wherein the cap comprises:a body comprising an inlet in fluid communication with the body portion; anda sealing member configured to selectively seal the inlet.6. The drainage collection bottle of claim 5 , wherein the sealing member comprises:a threaded plunger configured to threadingly engage with the body;a stopper disposed at an end of the plunger, wherein the stopper is configured to selectively seal the inlet; anda handle disposed at an end of the plunger opposite the stopper; wherein the handle is configured to rotate the plunger.7. The drainage collection bottle of claim 6 ,wherein when the drainage collection bottle is in a closed state the stopper seals the inlet ...

Devices and methods for administering a therapeutic preparation

Systems, devices and methods are provided for administering a carrier incorporating a therapeutic preparation within a subject. A device includes a carrier, and a launch assembly to deploy the carrier by ejecting the carrier from the device and into internal tissue of the subject. The device detects a status of deployment of the carrier. A system includes a delivery device, a carrier disposed in the delivery device, a launch assembly, and detection circuitry. The launch assembly causes the carrier to exit the delivery device so as to penetrate internal tissue of the subject. The system determines a status of deployment of the carrier using the detection circuitry. A method includes introducing a launch assembly within the subject, the launch assembly coupled to a carrier; deploying, by the launch assembly, the carrier; and detecting a status of deployment of the carrier.

PORTABLE NEEDLE ASSEMBLY WITH ADJUSTABLE LENGTH NEEDLE

A needle assembly for treating tension pneumothorax includes an elongated needle disposed within an elongated catheter, and a housing for containing the needle and catheter. The needle is coupled to the housing through a length adjustment mechanism so that the needle and the catheter are configured to be deployed out of the distal end of the housing to a pre-determined length. The length adjustment mechanism may include an axial path in the wall of the housing, grooves extending off of the axial path, and a protruding arm coupled to the needle. The protruding arm of the needle is configured to extend through the axial path of the housing and be grasped by a user to deploy the needle and catheter out of the distal end of the housing. When the needle is deployed to a desired length, the user may lock the needle and catheter in place by positioning the protruding arm in the corresponding groove extending off of the axial path. 1. A needle assembly comprising:an elongated needle having a sharp distal end and a proximal end coupled to a needle hub;an elongated catheter having a distal end, a proximal end coupled to a catheter hub, and a lumen extending from the distal end to the proximal end, wherein the needle is sized and shaped to fit in the catheter lumen so that the needle distal end protrudes from the catheter distal end and the needle hub at the needle proximal end engages with the catheter hub at the catheter proximal end; and{'claim-text': ['wherein the housing lumen is sized and shaped so that the needle disposed in the catheter lumen is entirely contained within the housing, and', 'wherein the needle is coupled to the housing through a length adjustment mechanism so that the needle and the catheter are configured to be deployed out of the distal end of the housing to a pre-determined length.'], '#text': 'a housing comprising a closed proximal end, an open distal end, and a housing lumen extending from the closed proximal end to the open distal end,'}2. The ...

CHEST DRAINAGE SYSTEMS AND METHODS

A chest drainage system including a collection device configured to receive fluid from the pleural cavity of a patient. A sensor is included to detect a pressure differential in the fluid. A display is configured to display a trend in occurrences of changes in pressure of the fluid over time in predetermined time increments based on a number of detections of pressure differentials that exceed a predetermined pressure differential during each of the predetermined time increments. The trend is correlative to the percentage of time that the patient is deemed to have an air leak in the pleural cavity in the predetermined time increments. The trend is derived from a ratio of the quantity of respiratory cycles of the patient for which the predetermined pressure differential is detected (QRC) in the predetermined time increments to the total quantity of respiratory cycles of the patient in respective predetermined time increments (QRC). 15-. (canceled)6. A chest drainage system comprising:a removable and replaceable collection canister having at least one inlet port and at least one outlet port;a fluid pathway configured to extend from the at least one inlet port of the collection canister to a patient; anda reusable body portion having at least one inlet port releasably coupled to the at least one outlet port of the collection canister, the reusable body portion having a sensor for detecting whether the at least one inlet port of the reusable body portion is coupled to the at least one outlet port of the collection canister,wherein the collection canister is configured to collect fluid via the fluid pathway either with or without suction applied when coupled to the reusable body portion,wherein the collection canister is configured to automatically close the at least one outlet port of the collection canister and collect fluid via the fluid pathway when uncoupled from the reusable body portion, andwherein the collection canister is configured to be removed from the ...

SYSTEMS AND METHODS FOR CLOSED-LOOP CONTROL OF INSULIN-GLUCOSE DYNAMICS

The present disclosure provides for systems and methods for maintaining glycemic control of a patient. An exemplary method can provide for first receiving glucose data from at least one sensor in an intraperitoneal space of the patient. The method can then provide for processing the received glucose data at a glucose monitoring system to yield processed data. The method can then provide for instructing, by the glucose monitoring system, an insulin infusion pump. Instructing the insulin infusion pump can be based on a closed-loop PID control algorithm and the processed data. 1. A system for maintaining glycemic control of a patient , comprising:at least one sensor configured to detect glucose in an intraperitoneal space of the patient;an insulin infusion pump configured to inject insulin into the intraperitoneal space; and receive data from the at least one sensor; and', 'send instructions to the insulin infusion pump, wherein the instructions are based on a general control algorithm and the received data., 'a glucose monitoring system, wherein the glucose monitoring system is configured to2. The system of claim 1 , wherein the general control algorithm comprises a closed-loop proportional-integral derivative (PID) algorithm claim 1 , the closed-loop PID control algorithm being an optimization-based transfer function matching method.3. (canceled)4. The system of claim 1 , wherein the general control algorithm comprises a closed-loop proportional-integral derivative (PID) algorithm claim 1 , the closed-loop PID control algorithm being a discrete-time transfer function model.5. The system of claim 4 , wherein the discrete-time transfer function model compensates for steady-state gain contributed by poles of the discrete-time transfer function model.6. The system of claim 4 , wherein the discrete-time transfer function model includes a total daily insulin intake for the patient.7. The system of claim 1 , wherein the general control algorithm comprises a closed-loop ...

MEDICAMENT, METHOD, AND DRUG DELIVERY DEVICE FOR TREATMENT OF OVARIAN CANCER

Drug delivery devices, medicaments, and methods are provided for the intraperitoneal treatment of ovarian cancer. An implantable device for drug delivery includes an elongated, flexible device having a housing defining a reservoir that contains a drug in solid or semi-solid form, and configured to be wholly deployed within the peritoneal cavity of a patient and continuously release a therapeutically effective amount of the drug over a period of at least 24 hours. A medicament includes cisplatin for administration into the peritoneal cavity of a patient continuously over a treatment period of at least 24 hours. A method of drug delivery includes implanting within the peritoneal cavity of a patient an elongated, flexible device having a reservoir containing a drug, solubilizing the drug at least in part with peritoneal fluid, and releasing an effective amount of the solubilized drug from the reservoir continuously for a period of at least 24 hours. 18-. (canceled)9. A method of intraperitoneal delivery of drug to a patient comprising:implanting within the peritoneal cavity of a patient an elongated, flexible device which comprises a housing defining a reservoir that contains a drug in solid or semi-solid form;solubilizing the drug at least in part with peritoneal fluid; andreleasing an effective amount of the solubilized drug from the reservoir into the peritoneal cavity continuously for a period of at least 24 hours.10. The method of claim 9 , wherein the housing comprises a first end claim 9 , a second end claim 9 , and an annular wall defined between the first and second ends claim 9 , wherein the reservoir is defined by an inner surface of the annular wall.11. The method of claim 10 , wherein the annular wall comprises one or more apertures extending therethrough claim 10 , the one or more apertures providing areas of egress of solubilized drug from the device.12. The method of claim 9 , wherein the solid or semi-solid form comprises:the drug in an amount of more ...

SYSTEM FOR PERITONEAL DIALYSIS AND EXTRACORPOREAL BLOOD TREATMENTS

A dialysis system is configured to enable a patient to undergo both peritoneal dialysis and extracorporeal blood treatments. The example dialysis system includes a base unit configurable to provide a first fluid for use in preforming at least one peritoneal dialysis treatment at a first time. The base unit is further configurable to provide a second, different fluid for use in at least one extracorporeal blood treatment at a second, different time. The example dialysis system also includes a blood treatment unit configured to be docked to the base unit. The blood treatment unit includes a blood pump configured to pump blood from the patient to a blood filter and from the blood filter back to the patient. The blood filter or a blood line in communication with the blood filter receives the second fluid from the base unit for use in the at least one extracorporeal blood treatment. 1. : In a system enabling both peritoneal dialysis and extracorporeal blood treatments , the system comprising:a base unit configured to provide first fluid for use in performing at least one peritoneal dialysis treatment on the patient; and a blood pump configured to pump blood from the patient and back to the patient,', 'a controller for controlling the blood pump, and', 'a user interface for displaying at least one of blood pump settings or blood parameter readings,, 'a blood treatment unit operable with the base unit to perform at least one extracorporeal blood treatment on a patient, the blood treatment unit including'}wherein the base unit is configured to provide a second, different fluid for use in the at least one extracorporeal blood treatment.2. : The system of claim 1 , wherein the first fluid is a peritoneal dialysis dialysate and the second fluid is an extracorporeal blood treatment dialysate.3. : The system of claim 1 , wherein the second fluid is a replacement fluid.4. : The system of claim 1 , wherein the base unit is configured to prepare dialysis fluid for the at least one ...

NEEDLE ASSEMBLY FOR PLEURAL SPACE INSUFFLATION AND METHODS THEREOF

A needle assembly for pleural space insufflation is disclosed. The needle assembly has an outer shaft defining one or more pliable tissue receivers. The needle assembly also has a needle moveable within the outer shaft from a retracted position to an engaged position that does not extend past a distal end of the outer shaft. A method of pleural space insufflation is also disclosed. A parietal pleura is contacted with a distal end of an outer shaft that defines one or more pliable tissue receivers. The distal end of the outer shaft is pushed against the parietal pleura so that a portion of the parietal pleura enters the one or more pliable tissue receivers. A needle is advanced within the outer shaft so that the needle pierces the parietal pleura. 1. A needle assembly for pleural space insufflation , comprising:an outer shaft defining one or more pliable tissue receivers; anda needle moveable within the outer shaft from a retracted position to an engaged position that does not extend past a distal end of the outer shaft.2. The needle assembly of claim 1 , wherein the engaged position of the needle comprises a position where a tip of the needle is aligned with at least a portion of the one or more pliable tissue receivers.3. The needle assembly of claim 1 , wherein the outer shaft comprises a round shape.4. The needle assembly of claim 1 , wherein the needle comprises a fluid communication hole.5. The needle assembly of claim 1 , wherein the outer shaft comprises a material which is viewable by ultrasound.6. The needle assembly of claim 1 , wherein the outer shaft comprises a radiopaque material.7. The needle assembly of claim 1 , further comprising one or more needle guides.8. The needle assembly of claim 1 , further comprising a fluid seal in the outer shaft claim 1 , proximal to the one or more pliable tissue receivers. This application is a divisional application of U.S. patent application Ser. No. 15/731,093 filed on Apr. 17, 2017 and entitled “NEEDLE ASSEMBLY ...

BODY CAVITY DRAINAGE DEVICES INCLUDING DRAINAGE TUBES HAVING INLINE PORTIONS AND RELATED METHODS

A body cavity drainage device includes a drainage tube with a distal end configured for insertion into the body cavity of a patient, a fluid outlet at a proximal end of the drainage tube; and an activation apparatus coupled to the drainage tube between the proximal end of the drainage tube and the distal end of the drainage tube. The activation apparatus may be configured to alter a position of the distal end of the drainage tube in response to an input at a control device of the activation apparatus, and a first portion of the drainage tube extending from the activation apparatus toward the distal end may be at least substantially coaxial with a second portion of the drainage tube extending from the activation apparatus toward the proximal end. Methods relate to forming a body cavity drainage devices. 1. A drainage device , comprising: a distal end configured for insertion into a body cavity of a patient;', 'a drainage lumen defined by a wall of the drainage tube;', 'a plurality of lateral openings in the wall of the drainage tube proximate to the distal end of the drainage tube, each of the plurality of lateral openings in fluid communication with the drainage lumen; and', 'a fluid outlet proximate a proximal end of the drainage tube, the fluid outlet in fluid communication with the drainage lumen of the drainage tube; and, 'a drainage tube comprisingan activation apparatus detachably coupled to the drainage tube, the activation apparatus comprising a control device.2. The drainage device of claim 1 , further comprising at least two flexible members extending longitudinally though the wall of the drainage tube.3. The drainage device of claim 2 , wherein the at least two flexible members are operatively coupled to the control device.4. The drainage device of claim 3 , further comprising at least two linking elements claim 3 , each linking element configured to operatively couple one of the at least two flexible members to the control device.5. The drainage device ...

Wound dressing apparatuses and methods thereof

A wound dressing apparatus includes a patient interface configured to attach to an area of skin on a patient and extend around a wound on the patient. An access port extends from the patient interface and includes an aperture in the patient interface configured to provide access to the wound. An attachment structure extends about and out from an outer boundary of the access port. An access cap is configured to be removably attached to the attachment structure to provide an occlusive seal over the wound when attached to the attachment structure. A method of treatment utilizing the wound dressing apparatus includes attaching the patient interface to the area of skin on the patient extending around the wound of the patient. The access cap is removed from the attachment structure to relieve pressure from the wound. A treatment device is attached to the attachment structure of the wound dressing apparatus.

Mediastinal drainage system

The present invention relates to a system comprising a flexible bag ( 8 ) for storing the drained secretion with an anti-collapse device ( 9 ), being connected on one side to a “T” valve ( 10 ) which is provided with protective lid ( 21 ) and, on the other side, to the flow control backflow preventer valve ( 1 ) consisting of a one-piece circular core ( 2 ) of elastomeric material which is secured to the housing ( 3 ), said core ( 2 ) containing a central plug ( 4 ) connected by radial rods ( 5 ) to the borderline ( 6 ) of the circular body thereof, so that said core ( 2 ) is used in two-way housings, an inlet ( 7 ) and an outlet ( 7 ′), said valve ( 1 ) composed of a one-way valve. Said system further comprising within the housing ( 3 ) a clot fractioning device ( 25 ) at the inlet and an anti-clogging device ( 26 ) from the maximum opening point of the core ( 2 ).

SYSTEM AND METHOD FOR MULTI-INSTRUMENT SURGICAL ACCESS

A system for performing multi-tool minimally invasive medical procedures through a single instrument port in a body cavity includes a pair of steerable tool cannulas extending from a rigid tube that is supported by an operating room fixture. The rigid tube is extendable through an incision to position distal ends of the rigid tube and tool cannulas within a body cavity. Each tool cannula has a lumen for receiving a corresponding surgical instrument so that an end effector of the each instrument may be used within the body cavity. Control devices are operatively associated with each tool cannula and include ports for receiving the surgical instruments. User manipulation of the handles of the surgical instruments results in steering of the tool cannulas, and thus the surgical instruments, within the body cavity. 1. A surgical system , comprising:an operating room fixture;a mount attachable to the operating room fixture for support of the mount in an elevated position relative to a surgical procedure table;a rigid tube extending distally from the mount,first and second steerable cannulas extending from a distal end of the rigid tube, the rigid tube insertable through an incision to position the distal ends of the rigid tube and the cannulas within a body cavity;a first control device supportable by the fixture and including a first instrument port, the first control device including a first part movably attached to a second part, the first control device operatively associated with the first cannula such that movement of the first part relative to the second part results in steering of the distal end of the first cannula;a first instrument comprising a first elongate shaft, first end effector, and first handle, the first end effector removably insertable through the instrument port of the first control device, and through the rigid tube and first cannula to position said first instrument with the first end effector distal to the distal end of the first cannula and with ...

IMPLANTABLE PUMP FOR DIRECT SODIUM REMOVAL THERAPY HAVING ON-BOARD ANALYTE SENSOR

Systems and methods for performing Direct Sodium Removal (DSR) therapy are provided in which an implantable device includes a pump coupled to an inlet catheter designed for placement in a patient's peritoneal cavity, an outlet catheter designed to be coupled to the patient's bladder, and is operably coupled to an analyte sensor, the pump programmed to transfer and/or cease transfer of fluid from the patient's peritoneal cavity to the patient's bladder for voiding responsive to a level of analyte detected by the analyte sensor. In addition, the system may include a processor that computes an amount of analyte transferred per pumping session. 1. A system for use with a DSR solution for conducting direct sodium removal therapy in a patient , the system comprising:an implantable device including a pump, a transceiver, a battery and a processor operably coupled to the pump, transceiver and battery, the pump having an inlet port and an outlet port;a peritoneal catheter connected having an inlet end configured to be disposed in a peritoneal cavity of the patient and an outlet end configured to be coupled to the inlet port of the pump;a bladder catheter having a first end configured to be coupled to the outlet port of the pump and a second end configured to be disposed in a urinary bladder of the patient,an analyte sensor configured to output a signal indicative of an analyte concentration in an infusate instilled into a peritoneal cavity of the patient, the analyte sensor operably coupled to the processor,wherein the processor is configured to execute programmed instructions to:monitor the output of the analyte sensor, andcontrol actuation of the pump to move fluid from the peritoneal cavity to the urinary bladder responsive either to the output of the analyte sensor or after expiration of a predetermined dwell time.2. The system of claim 1 , wherein the analyte sensor is configured to monitor sodium ion concentration or electrical conductivity.3. The system of claim 1 , ...

SURGICAL GAS SUPPLY PRESSURE SENSING

Systems and methods for pressure sensors being located in various components of a surgical medical gases delivery system (such as for laparoscopic surgery) are disclosed. The pressure sensors can enable gas supply (either of a surgical medical gases delivery system or supplementary to such a system) to sense pressure so as to safely insufflate the surgical cavity in a controlled manner. Advanced pressure sensing can also be provided to achieve specific flow algorithms and/or non-standard flow patterns that may help achieve functionality for mitigating smoke accumulation in the surgical cavity and/or impairment to vision, and helping to improve stability in the surgical cavity. The pressure sensing disclosed herein can allow for more control over the fundamental aspects of gas control and supply in the surgical gas delivery system, better performance, and outcomes of the surgery, and better incorporation of a humidification therapy. 1. A medical gases delivery system , the system comprising: a cannula body including a gases port, wherein the gases port is configured to be operably coupled to a gases supply; and', 'a cannula shaft coupled to the cannula body, a free end of the cannula shaft configured to be inserted into a surgical cavity for delivering a medical instrument and/or a flow of gases to the surgical cavity; and, 'a surgical cannula for insertion into a surgical cavity, the cannula comprisinga sensor configured to measure a characteristic of the flow of gases, the surgical cannula, or the surgical cavity, wherein the sensor is in electrical communication with a processor and the processor is configured to determine a pressure inside the surgical cavity based at least in part on the characteristic measured by the sensor.2. The system of claim 1 , wherein the sensor comprises a pressure sensor.3. The system of claim 2 , wherein the surgical cannula further comprises a pressure channel in fluid communication with a gases path of the cannula claim 2 , the ...

Hybrid blood and peritoneal dialysis treatment systems and methods

A method for a hybrid blood and peritoneal dialysis (“PD”) machine comprising: (i) determining whether a previous treatment left a last fill of dialysate in a patient's peritoneum; (ii) if a next treatment is a PD treatment, and if the previous treatment did not leave the last fill of dialysate, causing a PD treatment in which a first cycle is a fill cycle to be initiated; (iii) if the next treatment is a PD treatment, and if the previous treatment did leave the last fill of dialysate, causing a PD treatment in which a first cycle is a last fill drain cycle to be initiated; and (iv) if the next treatment is a blood treatment and if the previous treatment did leave the last fill of dialysate, causing a blood treatment including a last fill drain cycle to be initiated.

Insufflation apparatus

An insufflation apparatus includes a gas-feeding-conduit connecting section for connecting a conduit that feeds a predetermined gas to a subject, a first conduit that connects a gas-feeding-source connecting section and the gas-feeding-conduit connecting section, a suction-conduit connecting section for connecting a conduit that sucks the predetermined gas from an inside of the subject, a pump for circulating the predetermined gas to the subject, a conduit for circulation that connects the suction-conduit connecting section and the pump, a second conduit that connects a suction-source connecting section and the conduit for circulation, and a control section that controls a switching unit to operate in a circulation operation mode for circulating the predetermined gas to the subject via the pump and a suction operation mode for sucking the predetermined gas to the suction source side via the second conduit.

Devices and methods for managing chest drainage

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube and/or chest tube, and provides objective and accurate measures of drained fluid volume and chest air leak. The chest drainage system continuously monitors chest tube and drainage tube status and clears pooled liquid in the drainage tube, and/or a clogged chest tube when necessary to restore negative pressure to the chest.

CHEST TUBE INSERTION GUIDE AND METHOD OF USING THE SAME

The chest tube insertion guide includes a hollow cylindrical body having opposed proximal and distal ends, with a conical tip formed on the proximal end thereof. The conical tip is divided into a plurality of segments by axially-extending lines of separation, such that adjacent ones of the plurality of segments are frangibly joined to one another at the lines of separation. In use, an incision is created in a patient's chest above a pleural space to be drained of fluid. The conical tip of the chest tube insertion guide is inserted into the incision and an outer lining of the lung of the patient is punctured with the conical tip of the chest tube. The chest tube is inserted into the hollow cylindrical body of the chest tube insertion guide and is used to separate the plurality of segments of the cylindrical tip of the chest tube insertion guide. 1. A chest tube insertion guide , comprising:a hollow cylindrical body having opposed proximal and distal ends, a conical tip being formed on the proximal end thereof, the conical tip being divided into a plurality of segments by axially-extending lines of separation, wherein adjacent ones of said plurality of segments are frangibly joined to one another at said axially-extending lines of separation,whereby an incision may be created in a patient's chest above a pleural space to be drained of fluid such that the conical tip of the chest tube insertion guide may be inserted into the incision to puncture an outer lining of a lung of the patient above the pleural space to be drained of the fluid, a proximal end of a chest tube being inserted into the distal end of the hollow cylindrical body of the chest tube insertion guide such that the plurality of segments of the cylindrical tip of the chest tube insertion guide may be separated with the proximal end of the chest tube for positioning of the proximal end of the chest tube in the pleural space to be drained of the fluid.2. A method of inserting a chest tube , comprising the ...

Chest drainage systems and methods

A chest drainage system including a collection device configured to receive fluid from the pleural cavity of a patient. A sensor is included to detect a pressure differential in the fluid. A display is configured to display a trend in occurrences of changes in pressure of the fluid over time in predetermined time increments based on a number of detections of pressure differentials that exceed a predetermined pressure differential during each of the predetermined time increments. The trend is correlative to the percentage of time that the patient is deemed to have an air leak in the pleural cavity in the predetermined time increments. The trend is derived from a ratio of the quantity of respiratory cycles of the patient for which the predetermined pressure differential is detected (QRC leak ) in the predetermined time increments to the total quantity of respiratory cycles of the patient in respective predetermined time increments (QRC total ).

System And Method For Treatment Via Bodily Drainage Or Injection

Devices and methods of treating fluid retention caused by congestive heart failure or other conditions resulting in edema, lymphoedema, or significant fluid retention (e.g., deep vein thrombosis, cellulitis, venous stasis insufficiency, or damage to the lymphatic network) are described. Specifically, a treatment device is used to create a passage or cannula between the lymphatic system (or other area of the body) and an external drainage device. This device can be only temporarily located in the patient or can be implanted within the patient for longer periods of time. The physician can safely and reliably remove excess fluid from the body via the device and optionally inject other treatment agents. 1. A method of removing excess fluid from a lymphatic system of a patient , comprising:radially expanding a tubular anchor in a thoracic duct; the tubular anchor being attached to and extending distally beyond a distal end of an elongated tubular portion and comprising a plurality of woven wires or a laser-cut cylinder;deploying the elongated tubular portion;positioning a proximal end of the implantable drainage device adjacent to the patient's outer skin surface so as to allow the proximal end to be subcutaneously accessible or positioned outside of the patient.2. The method of claim 1 , wherein the distal end of the elongated tubular portion has a conical shape that increases in diameter towards the anchor.3. The method of claim 1 , wherein the proximal end is a subcutaneously accessible port.4. The method of claim 3 , wherein the subcutaneously accessible port further comprises a valve configured for accessing a drainage passage of the elongated tubular portion.5. The method of claim 1 , wherein deploying the elongated tubular portion further comprises occupying 40-60% of the diameter of the thoracic duct with the elongated tubular portion.6. The method of claim 1 , wherein deploying the elongated tubular portion further comprises occupying about 5.5 mm to 8.5 mm of ...

Reversibly removable self-adjusting port

The present disclosure is directed to a reversibly removable self-adjusting, perforating and/or guiding port configured to automatically retract a perforating blade or guiding rod upon entering a body cavity, while providing a substantially hermetic seal across the body cavity's wall.

CONTROL SYSTEMS FOR MANAGEMENT OF FLUID BUILDUP INCLUDING PLEURAL EFFUSION AND ASCITES

An apparatus for managing fluid buildup in an internal cavity that may allow automated or semi-automated management of fluid at the treatment site. The apparatus may include a drain fluidly coupled to a negative-pressure source and a vent valve. The may further include a control system configured to operate the negative-pressure source to manage fluid buildup at the treatment site. The apparatus may be particularly advantageous for management of fluid buildup in serous cavities, such as pleural effusion or ascites. 1. An apparatus for managing fluid in an internal cavity , the apparatus comprising:a drain;a first conduit fluidly coupled to the drain;a fluid container fluidly coupled to the first conduit;a negative-pressure source fluidly coupled to the first conduit;a first pressure sensor fluidly coupled to the first conduit between the fluid container and the negative-pressure source;a second conduit fluidly coupled to the drain;a second pressure sensor fluidly coupled to the second conduit;a vent valve fluidly coupled to the second conduit; and perform a first dead-space detection to determine an initial system volume,', 'determine if fluid in the internal cavity exceeds a fluid-removal threshold, and', 'operate the negative-pressure source to perform a fluid-removal cycle if the fluid exceeds the fluid-removal threshold., 'a controller coupled to the negative-pressure source, the first pressure sensor, the second pressure sensor, and the vent valve, the controller configured to2. The apparatus of claim 1 , wherein performing the first dead-space detection to determine the initial system volume comprises:closing the vent valve;operating the negative-pressure source to reduce pressure at the drain;deactivating the negative-pressure source and opening the vent valve at a first time when pressure measured by the first pressure sensor is equal to a first negative pressure;determining a second time when pressure measured by the first pressure sensor is equal to a ...

DEVICES AND METHODS FOR MANAGING CHEST DRAINAGE

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube. Generally, the chest drainage system continuously monitors chest tube status and clears pooled liquid when necessary to restore negative pressure to the chest. The system may include a valve device which is located between the patient's chest tube and drainage tube and may be used with any standard chest tube. The chest drainage system also includes a controller for monitoring the pressure at or near the valve device and/or at or near the suction device, and possibly a pump for assisting in clearance of pooled liquid and/or clots. The controller may also control the valve device and/or suction device in response to pressure signals. 1. A drainage assembly , including:a suction device configured to generate a negative pressure;a first lumen configured for insertion into a patient body;a second lumen configured for insertion into the patient body and fluidly coupled to the suction device;a valve assembly fluidly coupled to the first lumen and to the second lumen, wherein the valve assembly includes at least a first valve having a closed configuration where the negative pressure generated by the suction device is maintained within the second lumen, and the first valve further having an open configuration where the first valve is opened automatically based on a pressure differential across the first valve such that negative pressure draws air from an environment and through the first and second lumens; anda controller programmed to increase the negative pressure to clear an obstruction within the second lumen, wherein the controller is further programmed to decrease the negative pressure within the second lumen after increasing the negative pressure.2. The assembly of wherein the drainage assembly includes a chest tube.3. The assembly of wherein the second lumen is fluidly coupled to a drainage tube.4. The assembly of further including ...

BIO-COMPATIBLE CATHETER

A bio-compatible lumen bearing device such as a catheter formed of a polymeric material having a titanium surface bonded to the underlying exposed catheter surface. The titanium surface is employed in patients to improve bio-compatibility and enhance lubricity during insertion and removal. 1. A lumen bearing component comprising:a lumen defined by an interior surface of a surrounding wall having an exterior surface and additionally having end wall surfaces communicating between said interior surface and said exterior surface, said lumen formed of polymeric material being flexible as needed for intravenous insertion and navigation; anda titaniumized surface formed completely upon all of said exterior surface of said surrounding wall;said titaniumized surface providing means for increased lubricity and bio-compatibility with a body of a patient in which said catheter is positioned;said titaniumized surface being the only surface formed completely on all of said exterior surface, and said titaniumized surface being composed exclusively of titanium.2. The lumen bearing component of further comprising:said titaniumized surface completely covering all of said end wall surfaces.3. The lumen bearing component of further comprising:a second layer said titaniumized surface also completely covering all of said interior surface.4. The lumen bearing component of further comprising:a second layer of said titaniumized surface also completely covering all of said interior surface.5. The lumen bearing component of wherein:said titaniumized surface covering said exterior surface is formed in said first layer having a thickness substantially being in a range between 20-60 nm; andforming said thickness of said first layer within said range providing means for maintaining a flexibility of the underlying polymeric material.6. The lumen bearing component of wherein:said titaniumized surface covering said exterior surface is formed in a first layer having a thickness substantially being in ...

SYSTEM AND METHOD OF MONITORING AND CONTROL OF ULTRAFILTRATION VOLUME DURING PERITONEAL DIALYSIS USING SEGMENTAL BIOIMPEDANCE

A peritoneal dialysis (PD) system for infusing a volume of PD solution into a patient's peritoneal cavity in order to perform peritoneal dialysis on the patient includes a peritoneal cavity monitor (PCM) that measures this volume of fluid in the patient's peritoneal cavity by segmental bioimpedance spectroscopy (SBIS), to thereby determine an ultrafiltration volume of fluid in the patient's peritoneal cavity, and a switch, controlled by the PCM, for filling the patient's peritoneal cavity and draining the patient's peritoneal cavity when the ultrafiltration volume is unchanged over time, significantly decreased, or decreasing at a significant rate. 1. A peritoneal dialysis (PD) system for infusing a volume of PD solution into a patient's peritoneal cavity in order to perform peritoneal dialysis on the patient , the system comprising:a peritoneal cavity monitor (PCM) that measures the volume of fluid in the patient's peritoneal cavity by segmental bioimpedance spectroscopy (SBIS), to thereby determine an ultrafiltration volume of fluid in the patient's peritoneal cavity; anda switch, controlled by the PCM, for filling the patient's peritoneal cavity and draining the patient's peritoneal cavity when the ultrafiltration volume is unchanged over time, significantly decreased, or decreasing at a significant rate.2. A peritoneal dialysis (PD) system for infusing a volume of PD solution into a patient's peritoneal cavity in order to perform peritoneal dialysis on the patient , the system comprising:a peritoneal cavity monitor (PCM) that measures the volume of fluid in the patient's peritoneal cavity by segmental bioimpedance spectroscopy (SBIS), to thereby determine an ultrafiltration volume of fluid in the patient's peritoneal cavity; andan alarm, controlled by the PCM, for indicating when the patient's peritoneal cavity is to be drained when the ultrafiltration volume is unchanged over time, significantly decreased, or decreasing at a significant rate.3. The peritoneal ...

System and Method for Monitoring Pleural Fluid

The disclosure is directed to intrapleural air leak detection and monitoring. According to various embodiments of the disclosure, an air leak may be detected utilizing at least one sensor to determine whether fluid extracted from a pleural cavity of a patient includes carbon dioxide and/or a second substance. The second substance may be a foreign substance inhaled by the patient to confirm presence of the air leak. The air leak may be further monitored over a period of time by collecting temporally successive measurements associated with detected concentrations of carbon dioxide. Therefore, tissue damage and recovery may be assessed according to objectively collected criteria. 1. A system for monitoring pleural fluid , comprising:at least one detection unit configured to receive fluid from a pleural cavity of a patient, detect carbon dioxide present in the fluid, and detect a second substance present in the fluid; andat least one processing unit in communication with the at least one detection unit, the at least one processing unit configured to provide a first electrical signal when the at least one detection unit detects carbon dioxide, and provide a second electrical signal when the at least one detection unit detects the second substance; andan adaptor fluidically coupled to a chest tube, the adaptor configured to direct a first portion of fluid received from the chest tube along a detection path to the at least one detection unit, and further configured to direct a second portion of fluid received from the chest tube along a drainage path to a fluidically coupled drainage canister.2. The system of claim 1 , wherein the at least one detection unit comprises a first sensor configured to detect carbon dioxide and a second sensor configured to detect the second substance.3. The system of claim 1 , wherein the second substance is non-toxically inhalable by the patient.4. The system of claim 3 , wherein the second substance comprises at least one of helium claim 3 , ...

Thoracic Drainage Device Having Reduced Counter-Pressure

A device for thoracic drainage comprises a container connector for a secretion collection container ( 3 ), which can be connected to the pleural cavity of a patient, and a venting device ( 10 ) for releasing air from the secretion collection container in passive operation. In order to keep the counterpressure as low as possible during the air release and thus make it easier to force air out of the pleural cavity ( 1 ) of a patient, the venting device has a controllable vent valve ( 12 ). For this purpose, a control device ( 7 ) determines the pressure in the secretion collection container by reading out a pressure sensor ( 11 ) and controls the valve to release air from the secretion collection container when the determined pressure exceeds a threshold value. The device can optionally also be operated actively by way of a vacuum connector ( 25 ). An ancillary line ( 2 ′) permits monitoring of the drainage line ( 2 ).

Methods and apparatus for administering local anesthetic

Apparatus for administering certain nerve blocks includes a sheath constructed from a flexible ultrasound echogenic material, a more rigid introducer/dilator for introducing the sheath into the patient, and an ultrasound echogenic catheter for inserting through the sheath once the distal end of the sheath is in place adjacent the nerve(s) to be blocked and the introducer/dilator has been withdrawn. The catheter has provisions at its proximal end for connecting to a source of local anesthetic. Methods for use of this apparatus are also described. 1. A method for administering a transversus abdominis plane (TAP) block to a patient , the method comprising distending the patient's abdomen , while the patient's abdomen is distended , penetrating the exterior wall of the abdomen with a needle sheathed within a sheath having an open distal end through which a distal end of the needle projects , advancing the sheathed needle to the belly of the transversus abdominis rectus muscle (TAR) , administering an amount of a local anesthetic , viewing the peritoneum for a bulge adjacent the location where the local anesthetic is being administered , removing the needle from the sheath , inserting a catheter through the sheath until the catheter extends from a distal end of the sheath , removing the sheath , connecting a proximal end of the catheter to a source of local anesthetic , and commencing anesthesia.2. The method of wherein viewing the peritoneum for a bulge adjacent the location where the local anesthetic is being administered comprises viewing the peritoneum using (a) laparoscopic camera(s) and monitor(s).3. The method of wherein advancing the sheathed needle to the belly of the TAR comprises penetrating the patient's skin claim 1 , fat claim 1 , external oblique muscle claim 1 , internal oblique muscle claim 1 , and TAR claim 1 , and sliding the sheathed needle in a plane parallel to and just outside the patient's peritoneum.4. The method of wherein connecting a proximal ...

BODY-SPACE DRAINAGE-TUBE DEBRIS REMOVAL

In accordance with embodiments of the present invention, a debris removal system is provided for a body-space drainage system having one or more body tubes with a body tube lumen disposed therein. The debris-removal system comprises an elongated cleaning member and a cleaning head adapted to be advanced distally at least a portion of a length of the body tube lumen to dislodge debris therein. A collapsible sheath can be used to maintain a sterile field in the body tube lumen while the cleaning member is being used by enclosing at least a portion of the cleaning member that is not contained within the body tube lumen, and permitting external digital manipulation of the cleaning member through the sheath to advance and/or retract the cleaning member, and cleaning head, in the body tube lumen. 1. A method of clearing debris from a body tube , comprising:a. drawing suction through a proximal end of a body tube whose distal end is implanted in a patient's body cavity, wherein the body tube partially defines a closed-suction system;b. draining a fluid from the patient's body cavity through the proximal end of the body tube; andc. actuating from outside the body tube a cleaning member within a lumen of the body tube to dislodge debris therein, without interrupting the suction within the closed-suction system.2. The method of claim 1 , wherein said actuating the cleaning member does not compromise a sterile field within the body tube.3. The method of claim 1 , the cleaning member comprising a flexible filament having a flexible filament distal end and a cleaning head disposed at or adjacent the distal end of the flexible filament.4. The method of claim 3 , the cleaning head being configured such that it permits free flow of material past the cleaning head through the lumen of the body tube regardless whether the cleaning head is at rest or is being actuated to dislodge debris.5. The method of claim 3 , the cleaning member being configured such that the flexible filament ...

SYSTEMS FOR LAPAROSCOPIC SURGERY

This invention relates to a surgical smoke evacuation system for use in removing gases and smoke created in surgical procedures form within an insufflated surgical cavity. Such a system comprises a discharge assembly adapted to form a gases path, and having an end which in use is located within said surgical cavity so that gases and/or surgical smoke inside said cavity can pass out of said cavity and through said discharge assembly along said gases path, a flexible discharge limb having an operational site end and an outlet end, and a self-supporting wall defining a gases flow passage between said operational site end and said outlet end, in use said open operational site end sealingly connected to said discharge assembly so that said gases and/or surgical smoke can pass out of said discharge assembly and into said discharge limb, a filter connected in use to the outlet end of the discharge limb, at least part of said wall of the discharge limb formed from a breathable material, said breathable material allowing the passage of water vapour through the wall of the discharge limb without allowing the passage of liquid water or surgical smoke or other gases. 1. (canceled)2. An insufflation system comprising:a heater base configured to contact a humidification chamber in use, the humidification chamber adapted to hold a volume of water and having an inlet and an outlet, the inlet in fluid communication with a gases source to receive gases from the gases source in use, the heater base configured to heat the water in the humidification chamber to create vapor to humidify gassing passing through the humidification chamber from the inlet to the outlet in use; anda controller configured to determine a low water or a no water condition of the humidification chamber.3. The insufflation system of claim 2 , further comprising a conduit configured to be coupled to the outlet of the humidification chamber and configured to deliver gases from the outlet to a body cavity for ...

CHEST DRAINAGE SYSTEM

A chest drainage system, including a circulation assembly having an intake for taking fluid into the system and an exhaust for exhausting fluid out of the system. An intake flow device is configured to selectively control fluid flow through the intake and an exhaust flow device is configured to selectively controlling fluid flow through the exhaust. The circulation assembly has a first configuration and a second configuration such that transitioning between the first and second configurations during operation of the circulation assembly displaces at least a portion of fluid within the system with fluid from outside the system via the intake and the exhaust. A sensor is arranged in fluid communication with the fluid within the system and configured to detect a concentration of a reference fluid in the fluid in the system. 131-. (canceled)32. A method of using a chest drainage system comprising:controlling fluid communication through an intake and an exhaust of a circulation assembly of the chest drainage system;displacing a volume of fluid within the chest drainage system by selectively permitting fluid from an ambient environment into the chest drainage system via the intake and exhausting fluid from the chest drainage system via the exhaust; andmonitoring a concentration of a reference fluid in a fluid mixture within the chest drainage system with a sensor of the chest drainage system at a first time before the displacing and at a second time after the displacing.33. The method of claim 32 , wherein the chest drainage system comprises a central processing unit claim 32 , the method further comprising communicating data measured by the sensor during the monitoring to the central processing unit.34. The method of claim 33 , further comprising comparing a first value of the concentration of the reference fluid measured at the first time to a second value of the concentration of the reference fluid measured at the second time.35. The method of claim 33 , wherein the ...

Method of Placing a Drainage Catheter System

The present disclosure describes a single incision method of placing a drainage catheter in the peritoneal cavity.

DEVICES AND METHODS FOR MANAGING CHEST DRAINAGE

Disclosed is a chest drainage system which reduces or eliminates pooling of blood/liquid and/or clogging/clotting in the drainage tube. Generally, the chest drainage system continuously monitors chest tube status and clears pooled liquid when necessary to restore negative pressure to the chest. The system may include a valve device which is located between the patient's chest tube and drainage tube and may be used with any standard chest tube. The chest drainage system also includes a controller for monitoring the pressure at or near the valve device and/or at or near the suction device, and possibly a pump for assisting in clearance of pooled liquid and/or clots. The controller may also control the valve device and/or suction device in response to pressure signals. 1. A drainage assembly , comprising:a suction device configured to generate a negative pressure;a first lumen body configured for insertion into a patient body;a second lumen body fluidly coupled to the suction device;a valve assembly fluidly coupled to the first lumen body and to the second lumen body, wherein the valve assembly includes at least a first valve having a closed configuration where the negative pressure generated by the suction device is maintained within the second lumen body, and the first valve further having an open configuration where the negative pressure draws air from an environment and through the second lumen body;a pressure sensor in proximity to the patient body and configured to detect a pressure within the first lumen body; anda controller in communication with the pressure Sensor, wherein the controller is programmed to sense for a decrease in the negative pressure indicative of an obstruction within the second lumen body, wherein the controller is further programmed to actuate the first valve into the open configuration upon sensing the decrease to clear the obstruction.2. The assembly of wherein the first lumen body comprises a chest tube.3. The assembly of wherein the ...

Body-space drainage-tube debris removal

In accordance with embodiments of the present invention, a debris removal system is provided for a body-space drainage system having one or more body tubes with a body tube lumen disposed therein. The debris-removal system comprises an elongated cleaning member and a cleaning head adapted to be advanced distally at least a portion of a length of the body tube lumen to dislodge debris therein. A collapsible sheath can be used to maintain a sterile field in the body tube lumen while the cleaning member is being used by enclosing at least a portion of the cleaning member that is not contained within the body tube lumen, and permitting external digital manipulation of the cleaning member through the sheath to advance and/or retract the cleaning member, and cleaning head, in the body tube lumen.

BODY CAVITY DRAINAGE DEVICE AND METHODS FOR USING THE SAME

The present invention provides a drainage tube and method that removes fluid from a peritoneal, abdominal, or other body site. The tube has a central internal passageway for the flow of fluids. The tubing has one or more crossholes that extend through the tubing material and provide fluid communication between the passageway of the drain tube and the peritoneal, abdominal, or other body site of a subject. 1. A lasso-shaped catheter comprising one or more crossholes.2. The catheter according to claim 1 , wherein the catheter is configured to be placed in a body cavity.3. The catheter according to claim 2 , wherein the body cavity is selected from the group consisting of: a peritoneal body site or abdominal body site.4. The catheter according to claim 1 , wherein the catheter comprises 2 to 50 crossholes.5. The catheter according to claim 1 , wherein the catheter is configured to provide for clog-free drainage of the body cavity.6. The catheter according to claim 1 , wherein the catheter further comprises a therapeutic agent or therapeutic treatment.7. The catheter according to claim 6 , wherein the therapeutic agent or therapeutic treatment is chemotherapy.8. The catheter according to claim 1 , wherein the catheter is fluidically coupled to a drainage element.9. A system comprising:a lasso-shaped catheter comprising one or more crossholes; anda pump.10. The system according to claim 9 , wherein the system further comprises a heating element.11. The system according to claim 9 , wherein the system further comprises a source of a chemotherapy.12. A method for draining fluid from a body cavity claim 9 , the method comprising:positioning a lasso-shaped catheter one or more crossholes in the body cavity; anddraining fluid from the body cavity through the positioned catheter.13. The method according to claim 12 , wherein the body cavity comprises a peritoneal or abdominal site.14. The method according to claim 12 , wherein the fluid comprises a chemotherapy.15. (canceled) ...

MODULAR VALVED CONNECTOR FOR DRAINAGE SYSTEMS

Medical devices used to drain a cavity, such as a pleural space of a human body are disclosed. More specifically, the present disclosure relates to a modular valved connector used to connect a drainage catheter, such as a pigtail catheter, to a drainage system that includes a drainage reservoir or receptacle. The modular valved connector may be configured to include a male Luer lock connector. 1. A modular valved connector configured to be coupled to a pigtail drainage catheter , comprising:a valve housing;a valve mechanism disposed within the valve housing; anda connector portion configured to be coupled to an adapter of the pigtail drainage catheter.2. The modular valved connector of claim 1 , wherein the valve housing is configured to couple to a drainage system.3. The modular valved connector of claim 2 , wherein the drainage system comprises a valve actuation member configured to actuate the valve mechanism.4. The modular valved connector of claim 3 , wherein the valve actuation member comprises an external coupling mechanism.5. The modular valved connector of claim 3 , wherein the valve actuation member comprises a protrusion configured to compress the valve mechanism.6. The modular valved connector of claim 3 , wherein the valve actuation member comprises an elongate tube configured to pass through the valve mechanism.7. The modular valved connector of claim 1 , wherein the connector portion comprises an internally threaded collar or a male Luer lock connector.8. The modular valved connector of claim 1 , further comprising a secondary valve mechanism and a semipermeable membrane claim 1 , wherein the semipermeable membrane is permeable to gas and substantially impermeable to bodily fluid.9. The modular valved connector of claim 1 , wherein the connector portion is configured to be sealingly coupled to the adapter of the pigtail drainage catheter.10. The modular valved connector of claim 1 , wherein the valve mechanism is configured to prevent fluid flow when ...

SYSTEM AND METHOD OF MONITORING AND CONTROL OF ULTRAFILTRATION VOLUME DURING PERITONEAL DIALYSIS USING SEGMENTAL BIOIMPEDANCE

A peritoneal dialysis (PD) system for infusing a volume of PD solution into a patient's peritoneal cavity in order to perform peritoneal dialysis on the patient includes a peritoneal cavity monitor (PCM) that measures this volume of fluid in the patient's peritoneal cavity by segmental bioimpedance spectroscopy (SBIS), to thereby determine an ultrafiltration volume of fluid in the patient's peritoneal cavity, and a switch, controlled by the PCM, for filling the patient's peritoneal cavity and draining the patient's peritoneal cavity when the ultrafiltration volume is unchanged over time, significantly decreased, or decreasing at a significant rate. 1. A peritoneal dialysis (PD) system for infusing a volume of PD solution into a patient's peritoneal cavity in order to perform peritoneal dialysis on the patient , the system comprising:a peritoneal cavity monitor (PCM) that measures the volume of fluid in the patient's peritoneal cavity by segmental bioimpedance spectroscopy (SBIS), to thereby determine an ultrafiltration volume of fluid in the patient's peritoneal cavity; anda switch, controlled by the PCM, for filling the patient's peritoneal cavity and draining the patient's peritoneal cavity when the ultrafiltration volume is unchanged over time, significantly decreased, or decreasing at a significant rate.2. A peritoneal dialysis (PD) system for infusing a volume of PD solution into a patient's peritoneal cavity in order to perform peritoneal dialysis on the patient , the system comprising:a peritoneal cavity monitor (PCM) that measures the volume of fluid in the patient's peritoneal cavity by segmental bioimpedance spectroscopy (SBIS), to thereby determine an ultrafiltration volume of fluid in the patient's peritoneal cavity; andan alarm, controlled by the PCM, for indicating when the patient's peritoneal cavity is to be drained when the ultrafiltration volume is unchanged over time, significantly decreased, or decreasing at a significant rate.3. The peritoneal ...

IMPLANTABLE INFUSION SYSTEM

A system to be implanted in a living body for supplying medical substance, such as insulin. The system has a first module () having an inlet port () for receiving a transcutaneous injection of the medical substance, a second module () having a reservoir for storing the medical substance; a first tube () allowing the medical substance to flow between the first module and the second module; and a catheter () for releasing the stored medical substance into the living body. The first tube () allows the first module and second module to be implanted at different locations in the living body. 241. The system of claim 1 , wherein the catheter () is connected to the first module ().3312. The system of or claim 1 , wherein the first tube () is arranged to conduct the medical substance from and to the first module () and the second module ().51. The system of any of the preceding claims claim 1 , wherein the system claim 1 , preferably the first module () claim 1 , is provided with a power supply claim 1 , such as a battery claim 1 , for supplying an electronic power to the system claim 1 , preferably to both the first module and the second module.61. The system of any of the preceding claims claim 1 , wherein the system claim 1 , preferably the first module () claim 1 , is provided with a rechargeable battery claim 1 , and a charging circuit for receiving a contactless charging signal from a charging device claim 1 , wherein preferably the charging circuit is provided in or close to the inlet port.7. The system of claim 6 , the system further comprising a charging device for emitting a charging signal for the charging circuit.8312. The system of any of the preceding claims claim 6 , wherein the first tube () provides an electrical connection between the first module () to the second module ().9. The system of any of the preceding claims claim 6 , wherein the system claim 6 , preferably the second module claim 6 , comprises a pump for pumping the medical substance from and/or ...

Devices and Methods for Stimulating Nerves

A device positioned in the vagina includes a sensor. The sensor data is used to determine whether a condition is met or exists to trigger a therapeutic response by the device. A device for stimulating nerves adjacent the vagina includes a nerve stimulating element coupled to a main body. The nerve stimulating element is positioned and designed to stimulate the vesical, Frankenhauser's and/or inferior hypogastric plexuses. The device may reside in the vaginal fornices. An implant is also provided which has a nerve stimulating element in contact with a uterosacral ligament. The device positioned in the vagina may be used to charge a power source for an implant, which may be a capacitor.

Medical Fluid Pumping Systems and Related Methods

In one aspect of the invention, a medical fluid pumping system and method of pumping medical fluid are provided. The medical fluid pumping system includes a medical fluid pump chamber. A fluid exchange conduit is fluidly coupled to the medical fluid pump chamber. At least one pump configured to pump medical fluid to and drain medical fluid from a cavity of a patient via a patient line is coupled to the fluid exchange conduit. A pump controller is communicably coupled to the at least one pump. The pump controller is configured to cause the pump to transmit fluid pulses. 1. A medical fluid pumping system comprising:a medical fluid pump chamber;a fluid exchange conduit fluidly coupled to the medical fluid pump chamber;at least one pump configured to pump medical fluid to and drain medical fluid from a cavity of a patient via a patient line coupled to the fluid exchange conduit; anda pump controller communicably coupled to the at least one pump, the pump controller configured to cause the pump to transmit fluid pulses.2. The medical fluid pumping system of claim 1 , wherein the at least one pump is configured to transmit fluid pulses through the patient line.3. The medical fluid pumping system of claim 1 , wherein the at least one pump is configured to pump dialysate to and drain dialysate from a peritoneal cavity of the patient via the patient line coupled to the fluid exchange conduit.4. The medical fluid pumping system of claim 1 , wherein the pump controller is configured to cause the pump to transmit fluid pulses during a dwell cycle.5. The medical fluid pumping system of claim 1 , wherein the pump controller is configured to cause the pulses to occur at a rate of 1 Hz or less.6. The medical fluid pumping system of claim 1 , wherein the pump controller is configured to cause the pulses to occur at a rate in the range of 100 Hz to 500 Hz.7. The medical fluid pumping system of claim 1 , wherein the pump controller is configured to cause the pulses to occur ...

SUTURELESS ADHESION SYSTEM

A sutureless chest tube adhesion assembly configured to quickly and easily anchor a chest tube is described. The assembly generally comprises a notched flexible substrate adapted to adhere to human skin . A chest tube incision in a notched region of the substrate provides an entry point for the chest tube which is anchored to the substrate by way of an intermediate flexible membrane that covers and adheres to the chest tube and substrate. The intermediate flexible membrane has a matching notched region adapted to accommodate the chest tube. The chest tube and incision are adapted to be covered by a transparent cover sheet which covers and adheres to a portion of the substrate, the intermediate flexible membrane and to a portion of the human skin 1. A sutureless adhesion system comprising:a flexible skin adhering substrate defined by a skin adhering substrate surface, a top substrate surface and a substrate periphery, the substrate periphery comprising a substrate incision framing notch at a substrate butting edge, the substrate incision framing notch sized to accommodate a chest tube diameter defined by a chest tube, the substrate incision framing notch defined by a substrate notch length and a substrate notch width greater than the chest tube diameter, the substrate incision framing notch configured to frame an incision in human skin through which the chest tube is adapted to penetrate;an intermediate flexible non-skin contacting membrane defined by a bottom membrane surface, a top membrane surface and a membrane periphery, the bottom membrane surface configured to only cover a portion of the flexible substrate and the chest tube when in the incision;a flexible cover sheet defined by a bottom sheet surface, a top sheet surface and a sheet periphery, the bottom sheet surface adapted to cover at least a portion of the top substrate surface and at least a portion of the top membrane surface;adhesive covering at least a portion of the bottom substrate surface, the ...

DIRECT SODIUM REMOVAL METHOD, SOLUTION AND APPARATUS TO REDUCE FLUID OVERLOAD IN HEART FAILURE PATIENTS

A Direct Sodium Removal method, apparatus and solution for treating patients in heart failure, and having a glomerular filtration rate greater than 15 mL/min/1.73 m, or residual kidney function corresponding to normal to CKD Stage 4, is provided in which a no or low sodium DSR infusate is administered to the peritoneal cavity for a predetermined dwell period and then removed, thereby removing sodium from the body. The resulting elimination of fluid from the patient by i) functioning of the kidneys through urination and ii) direct removal of osmotic ultrafiltrate from the peritoneal cavity, restores serum sodium concentrations to healthy levels and thereby reduces fluid overload in the patient. 1. A fluid management system for use in the treatment of heart failure by removing excess sodium , the system comprising:an infusate formulated to be administered by infusion into, and drainage from, a peritoneal cavity of a patient having at least residual kidney function, the infusate having a sodium concentration equal to or less than 35 meq/L and comprising 0.5 to 50 grams of dextrose per 100 ml of aqueous solution, 0.5 to 50 grams of icodextrin per 100 ml of aqueous solution, and 0.5 to 50 grams per 100 ml of aqueous solution of a high molecular weight glucose polymer having a weight average molecular weight of >10,000 Da, or any combination thereof;an implantable pump;a peritoneal catheter coupled to the implantable pump and a peritoneal cavity; anda bladder catheter coupled to the implantable pump and a bladder,wherein the implantable pump is configured to pump fluid comprising the infusate, after a dwell period, from the peritoneal cavity via the peritoneal catheter into the bladder via the bladder catheter to alleviate fluid overload while maintaining a serum sodium level substantially unchanged.2. The system of claim 1 , wherein the infusate is formulated to be administered by infusion into claim 1 , and drainage from claim 1 , the peritoneal cavity of a patient ...

SMALL DIAMETER CATHETER FOR INTRODUCTION INTO THE TRACHEA AND OTHER ORIFICES, AS WELL AS INTO PASSAGES THAT ARE DIFFICULT TO INTUBATE OR ACCESS

A catheter includes: a tubular member having a first end, a second end, a body extending between the first end and the second end, and a first lumen in the body; a first flexible line having at least a segment located in the first lumen of the body; and a first anchor at an end of the first flexible line, the first anchor having a cross sectional dimension that is larger than a cross sectional dimension of the first lumen; wherein the first anchor is configured to apply a compression force against an exterior surface at the first end of the tubular member in response to tension applied through the first flexible line. 1. A catheter comprising:a tubular member having a first end, a second end, a body extending between the first end and the second end, and a first lumen in the body;a first flexible line having at least a segment located in the first lumen of the body; anda first anchor at an end of the first flexible line, the first anchor having a cross sectional dimension that is larger than a cross sectional dimension of the first lumen;wherein the first anchor is configured to apply a compression force against an exterior surface at the first end of the tubular member in response to tension applied through the first flexible line.2. The catheter of claim 1 , wherein claim 1 , in a first operational mode claim 1 , the first anchor is configured to engage against the first end of the tubular member to allow a bending of the tubular member to occur based on the tension applied through the first flexible line; andwherein, in a second operational mode, the first anchor is moveable away from the first end of the tubular member in response to a pushing force applied through the first flexible line.3. The catheter of claim 1 , wherein the tubular member comprises a second lumen in the body.4. The catheter of claim 1 , wherein the first anchor comprises a spherical configuration or an ellipsoidal configuration.5. The catheter of claim 1 , wherein the first anchor and the ...

Chest Tube Drainage System with Analyzer

A system includes a chest tube drainage system comprising a first chamber in fluid communication with a port connectable to a chest tube, a second chamber in fluid communication with a port connectable to a suction device, and a fluid seal connected to and disposed between the first chamber and the second chamber. The system also includes one or more gas sensors attached to the chest tube drainage system, the one or more gas sensors configured to detect at least one of gaseous carbon dioxide and gaseous oxygen, a controller connected to the one or more gas sensors, and at least one indicator coupled to the controller. The controller is configured to determine if a threshold level of carbon dioxide is exceeded, and to activate the at least one indicator if the threshold level of carbon dioxide is not exceeded.

MEDICAL TUBE CLEARANCE

A device for clearing obstructions from a medical tube, such as a chest tube, is disclosed in various embodiments. In embodiments, the device features a clearance member that is formed to match a cross-section of a medical tube. Still further, the clearance member can have a plurality of branches, each branch configured to clear a respective lumen in a partitioned region of a medical tube. In this manner, the clearance member may clear obstructions from individual lumens of the partitioned region of the medical tube. Device for actuating a clearance member to clear obstructions within a medical tube are also disclosed. Methods of clearing a medical tube of obstructions are also disclosed. 1. A device for clearing obstructions from a medical tube , the device comprising:(i) an adjustable-length tube connected in fluid communication with a medical tube, the adjustable-length tube being elastically stretchable from a relaxed, unstretched state to a fully elongated, stretched state;(ii) an elongate guide member extending through the adjustable-length tube and the medical tube, the guide member being attached at or adjacent to a proximal end thereof to the adjustable-length tube; and(iii) a clearance member attached to or formed integrally with the guide member, wherein extension of the adjustable-length tube results in withdrawal of the guide member relative to the medical tube, and shrinkage of the adjustable-length tube back to the relaxed state results in advancement of the guide member to a resting position within and adjacent to a distal end of the medical tube.2. The device of claim 1 , the elongate guide member being attached to the adjustable-length tube via a handle assembly attached thereto.3. The device of claim 1 , the clearance member having a clearance element disposed or formed at or adjacent its distal end claim 1 , the clearance element being configured to match a cross-sectional perimeter shape of a lumen in the medical tube.4. The device of claim 1 , ...

APPARATUS FOR PERFORMING PERITONEAL ULTRAFILTRATION

An apparatus for ultrafiltration of a patient being overhydrated due to congestive heart failure. The apparatus comprises a dilution syringe for removal of a portion of peritoneal fluid from the peritoneal cavity. A glucose bag comprises glucose concentrate at a concentration of 30 %. A small amount of glucose concentrate is mixed with the dilution fluid in the dilution syringe in order to dilute the glucose concentrate to below 3 % concentration. Then, the mixture is filled into the peritoneal cavity from the dilution syringe in order to replenish the glucose in the peritoneal cavity for maintaining a substantially constant glucose concentration in the peritoneal cavity. In addition, peritoneal fluid is intermittently removed from the peritoneal cavity for counteracting increased intraperitoneal fluid volume and increased intraperitoneal pressure due to ultrafiltration. A UF bag is arranged for receiving such surplus peritoneal fluid. A glucose syringe may be arranged for metering the glucose concentrate. 1. An apparatus for performing ultrafiltration of a patient , for example a patient being overhydrated due to congestive heart failure , comprising:a patient line comprising a patient connector for connection to a peritoneal catheter connector for access to a peritoneal cavity of the patient;a dilution receptacle connected to the patient line for removal and return of peritoneal fluid to and from the peritoneal cavity;a glucose receptacle comprising glucose concentrate to be mixed with the contents of the dilution receptacle and subsequent introduction of the mixture into the peritoneal cavity;a metering device for metering an amount of glucose which is proportional to an amount of fluid removed from the patient at each time instance;whereby glucose is replenished intermittently for keeping a concentration of glucose substantially constant in the peritoneal cavity.2. The apparatus according to claim 1 , wherein the dilution receptacle is a syringe having a ...

SYSTEM AND METHOD FOR DELIVERING AN ANTI-ADHESIVE SUBSTANCE TO A BODY CAVITY

A system and method for creating a medicated atmosphere in an organ, or body cavity is disclosed. The system includes a flexible nebulization catheter that can be manipulated during use, a device for the introduction of the nebulization catheter, a medication delivery apparatus configured to control delivery of a medication to the catheter, a gas delivery apparatus in communication with the catheter, a gas pressure relief apparatus configured to relieve pressure in the organ or body cavity, and a central controller. The system may include a liquid source having a mixture of hyaluronic acid and heparin that, in conjunction with the nebulizing catheter, are designed to generate an aerosol with a particle size of 10-25 microns in a body cavity. The method includes providing an aerosol of anti-adhesive medication to an organ or body cavity while controlling overall pressure in the organ or cavity. 119-. (canceled)20. A method of applying an anti-adhesive to a body cavity comprising:positioning an output end of a nebulizing catheter into a peritoneum of a patient;delivering, with a dispensing controller in communication with a gas source, a gas from the gas source to an input end of at least one gas lumen in the nebulizing catheter;delivering, with the dispensing controller, a liquid mixture of hyaluronic acid and heparin to at least one liquid lumen in the nebulizing catheter such that the liquid mixture achieves a suitable anti-adhesive effect;generating, from the delivered gas and the delivered liquid mixture, an aerosol mist having particles of a predetermined size at the output end of the nebulizing catheter inside the peritoneum, wherein the predetermined size is configured to maintain particles suspended in the aerosol mist for a period of time in a range of 3 to 5 minutes.21. The method of claim 20 , wherein generating the aerosol mist comprises generating the aerosol mist with the predetermined particle size in a range of 10 to 25 microns.22. The method of claim ...

PERCUTANEOUS ACCESS PATHWAY SYSTEM AND METHOD

An improved method and device are provided for forming and/or maintaining a percutaneous access pathway. The device generally comprises at least one of three type of components: access pathway, insertion device, and attachment device. In one embodiment, the device is used to form and/or maintain a percutaneous access pathway into the pleural cavity (i.e. tube thoracostomy). The provided assembly substantially reduces the possibility of iatrogenic infection while accessing and/or re-accessing a body space. 1. A device for forming and/or maintaining a percutaneous access pathway into a body of a patient , comprising:an access pathway catheter configured to connect an internal portion of a body of a patient to an external environment;an access pathway port configured to maintain a barrier between the internal portion of the body and the external environment when in a closed position, the access pathway port including a distal opening through which the access pathway catheter is configured to extend into the internal portion of the body;an attachment device connectable to the access pathway port and configured to selectively cause the access pathway port to open by opening a door in the access pathway; andan internally sterile attachment device sheath at least partially surrounding the attachment device and configured to enable insertion of at least part of the attachment device into the internal portion of the body through the door in the access when the attachment device is connected to the access pathway port.2. The percutaneous access pathway of claim 1 , wherein the door of the access pathway port can be reversibly opened and closed.3. The percutaneous access pathway of claim 1 , wherein the attachment device can be reversibly connected to and disconnected from the access pathway port.4. The percutaneous access pathway of claim 1 , wherein the attachment device can be manipulated from the external environment through the attachment device sheath while maintaining a ...

Systems, Methods, and Devices for Using Passive Pressure Sensors to Measure Pressure at an Inaccessible Location

In some embodiments, systems, methods and devices for using passive pressure sensors to measure pressure at an inaccessible location are provided. In some embodiments, a system for determining pressure in a ventriculoperitoneal shunt implanted in a subject is provided, the system comprising: an acoustic source emitting signals over a range of frequencies; the ventriculoperitoneal shunt, comprising: a lumen that provides a conduit for cerebrospinal fluid between; and a passive acoustic element in a wall of the ventriculoperitoneal shunt filled with a gas, wherein the passive acoustic element emits a second signal at a resonant frequency that varies based on the pressure on the passive acoustic element; an acoustic receiver that detects the second signal and outputs an electrical signal that represents at least the resonant frequency; and a processor programmed to: receive the electrical signal; determine the pressure using the resonant frequency; and present the pressure using a display. 112.-. (canceled)13. A passive pressure sensor device , comprising:a plurality of passive acoustic elements that each emits a response signal at a resonant frequency in response to receiving an applied signal at the resonant frequency, wherein the value of the resonant frequency varies based on the pressure on the passive acoustic element emitting the second signal;a first material filling each of the plurality of passive acoustic elements; anda second material surrounding the first material of each of the plurality of passive acoustic elements.14. The passive pressure sensor device of claim 13 , wherein the first material comprises primarily a gas.15. The passive pressure sensor device of claim 14 , wherein the gas comprises primarily nitrogen gas.16. The passive pressure sensor device of claim 14 , wherein the gas comprises primarily sulfur hexafluoride gas.17. The passive pressure sensor device of claim 14 , wherein each of the plurality of passive acoustic elements have ...

Diaphragm assist device

A diaphragm assist device (DAD) for assistance with diaphragm contraction to facilitate breathing. The device assists with respiration of patients having diaphragmatic dysfunction including those awaiting lung transplants, and those in need of weaning from mechanical ventilation, as well as those who can benefit from an implantable ventilator.

Method and Device for Simultaneously Documenting and Treating Tension Pneumothorax and/or Hemothorax

A method and device are provided for simultaneously or near-simultaneously diagnosing and treating tension pneumothorax and/or hemothoraxA Veress-type needle portion includes a hollow needle for puncturing the chest wall over a blunt hollow probe biased by one or more springs to extend distally into the pleural cavity. Openings in the blunt hollow probe connect via a pathway to an automatic check valve, which permits the flow of air and/or fluid only in a proximal direction. Pressure from within the pleural cavity is transmitted to the interior surface of a pressure documenter. If pressure greater than atmospheric pressure is present in the pleural cavity, the pressure documenter will be automatically urged proximally to simultaneously allow air and/or fluid to escape from the pleural space through the device, thus treating the tension pneumothorax and/or hemothorax, as well as providing a stable indicator to positively document the diagnosis of increased pressure. 125-. (canceled)26. A method for inserting a needle assembly into a body cavity of a patient , the needle assembly including a generally hollow needle having a sharp distal end and a probe having a blunt distal end slidably disposed within the generally hollow needle , the blunt distal end of the probe being biased into a position distal to the sharp distal end , the method comprising:engaging the blunt distal end of the probe with the skin and/or other tissue of the patient to overcome the bias to move the probe proximally relative to the hollow needle to cause the sharp distal end of the hollow needle to pierce the skin and/or other tissue of the patient;inserting the generally hollow needle into a body cavity of the patient;causing the generally hollow needle to automatically halt distal movement into the body cavity upon entry of a distal portion of the generally hollow needle into the both cavity.27. The method of claim 26 , wherein the generally hollow needle automatically halts moving distally into ...

Multi-Layer Compartment Dressing And Negative-Pressure Treatment Method

A dressing for treating a tissue site, particularly a peritoneal or abdominal site, is disclosed. The dressing may comprise: first and second layers, each being made from a liquid-impermeable material and being at least partially fenestrated, the layers being coupled together to define a chamber therebetween; and disposed within the chamber a third layer comprising a manifold having a central region, and a perimeter region containing perforations arranged in a pattern defining a plurality of sub-regions. The first and second layers can be coupled using a plurality of welds or bonds through the perimeter region perforations. Optionally, the manifold does not comprise, and the chamber does not contain, any manifolding elements extending outward from an outer edge of the perimeter region. 1. A dressing for treating a tissue site , the dressing comprising:a first layer being made from a liquid-impermeable material and being at least partially fenestrated;a second layer being made from a liquid-impermeable material and being at least partially fenestrated, the second layer coupled to the first layer to define a chamber between the first layer and the second layer; anda third layer disposed within the chamber, the third layer comprising a manifold having a central region and a perimeter region, the perimeter region containing perforations arranged in a pattern that defines a plurality of sub-regions of the perimeter region;wherein the first layer and the second layer are coupled together by a plurality of welds or bonds through the perimeter region of the third layer comprising the manifold.2. The dressing of claim 1 , wherein the chamber further comprises a plurality of fluid removal pathways claim 1 , substantially all of which flow through the manifold.3. The dressing of claim 1 , wherein the manifold is monolithic and wherein the plurality of welds or bonds extend through at least some of the perforations in the perimeter region.4. The dressing of claim 1 , wherein ...

CHEST DRAINAGE SYSTEMS AND METHODS

A chest drainage system includes a collection device and a fluid pathway configured to extend from the collection device to a patient. A pressure source is configured to selectively provide sub-atmospheric pressure to the fluid pathway. The system is configured to introduce sub-atmospheric pressure from the pressure source at a substantially constant target pressure and at a dynamic pressure that varies from the target pressure. A method is also disclosed for draining a pleural cavity of a patient. The method involves applying dynamic pressure to the pleural cavity of a patient by changing sub-atmospheric pressure applied to the patient such that the patient's pleura moves without any or limited patient activity, thus facilitating removal of loculated fluid from the pleural cavity. The method may involve the use of the chest drain system. 1. A chest drainage system including:a collection device;a fluid pathway configured to extend from the collection device to a patient; anda pressure source configured to selectively provide sub-atmospheric pressure to the fluid pathway;wherein the system is configured to introduce the sub-atmospheric pressure from the pressure source at a substantially constant target pressure and at a dynamic pressure that varies from the target pressure.2. The chest drainage system of claim 1 , wherein the constant target pressure is selected for the patient.3. The chest drainage system of claim 1 , wherein the chest drainage system has a target pressure is −20 cm HO.4. The chest drainage system according to claim 1 , wherein the chest drain system comprises a controller configured to maintain the target pressure and apply the dynamic pressure.5. The chest drainage system according to claim 1 , wherein the chest drainage system comprises an internal vacuum pump configured to adjust the sub-atmospheric pressure.6. The chest drainage system according to claim 1 , wherein the chest drainage system comprises an accumulator configured to adjust the ...

Apparatus for treatment of body cavities

An apparatus for treatment of an anatomical region comprises a primary tube, which is connectable to a fluid control system. At least one branch extends from the primary tube and is in fluid communication with the primary tube. The apparatus is insertable into a body cavity and, when inserted, at least one branch extends into an anatomical region. In use, a fluid control system is connected to the apparatus and the primary tube and at least one branch facilitate the supply of fluid to an anatomical region. The apparatus therefore can be inserted into a body cavity of a patient to allow treatment of an anatomical region, e.g. by irrigation.

PERITONEAL SODIUM-GLUCOSE TRANSPORTER (SGLT) INHIBITORS FOR IMPROVEMENT OF PERITONEAL DIALYSIS

Peritoneal dialysis fluid (PDF) comprising at least one inhibitor of glucose transport and compositions comprising same are provided. Use of a PDF and a glucose transport inhibitor such as a sodium-glucose co-transporter (SGLT) inhibitor decreases glucose absorption into the circulation of patients treated with peritoneal dialysis and, therefore, provides improved means for treating renal failure diseases. 1. A peritoneal dialysis fluid (PDF) comprising at least one inhibitor of a sodium-glucose co-transporter (SGLT inhibitor).2. A pharmaceutical composition comprising a dialysis fluid , at least one inhibitor of a sodium-glucose co-transporter (SGLT inhibitor) , and a pharmaceutically acceptable excipient.3. (canceled)4. The pharmaceutical composition of claim 2 , wherein the dialysis fluid is a peritoneal dialysis fluid (PDF).5. The pharmaceutical composition of claim 4 , wherein the PDF and the at least one SGLT inhibitor form at least one of: a single unit dosage form claim 4 , or two or more unit dosage forms.6. (canceled)7. The PDF of claim 1 , wherein the SGLT inhibitor is at least one of a SGLT1 inhibitor claim 1 , SGLT5 inhibitor claim 1 , or a dual SGLT1/SGLT5 inhibitor.8. The pharmaceutical composition of claim 2 , wherein the SGLT inhibitor is at least one of a SGLT1 inhibitor claim 2 , a SGLT5 inhibitor claim 2 , or a dual SGLT1/SGLT5 inhibitor.910-. (canceled)11. The PDF of claim 1 , wherein the SGLT inhibitor is at least one of phlorizin claim 1 , a phlorizin analog claim 1 , a phlorizin derivative.12. The PDF of claim 11 , wherein the SGLT inhibitor is a phlorizin derivative or a phlorizin analog characterized as being capable of at least one of:(a) inhibiting SGLT1;(b) being selective to SGLT1;(c) inhibiting SGLT1 and SGLT2; or(d) being selective to SGLT5.1315-. (canceled)16. The PDF of claim 12 , wherein the SGLT inhibitor is a phlorizin analog selected from the group consisting of O-glucoside analogs and C-glucoside analogs.17. The PDF of claim 1 ...

Clinical Decision Support System for Patient-Ventilator Asynchrony Detection and Management

The present disclosure describes a system that automatically detects patient-ventilator asynchrony and trends in patient-ventilator asynchrony. The present disclosure describes a framework that uses pressure, flow, and volume waveforms to detect patient-ventilator asynchrony and the presence of secretions in the ventilator circuit.

INSULINS COMPATIBLE WITH NEW GENERATION IMPLANTABLE PUMPS

Exemplary embodiments of the present invention are directed to stabilized insulin compositions suitable for use in implantable artificial pancreatic devices. In embodiments, purified insulin may be made more stable by introducing an insulin analog that will form a heterodimer with the purified insulin. For example, a quantity of between ½ to 10% of one of A21 desamido insulin or Lispro may be added to a purified insulin preparation, resulting in a more stable insulin. Various other methods and preparations of stable insulins, and various catheters for delivering insulins from an implantable device to a body are also presented. 111-. (canceled)12. A closed device for introducing preservative-free insulin into the intraperitoneal space , comprising:a pump; andan insulin reservoir comprising including antimicrobial filters in the tubing leading to the pump,wherein the device is disposed in the intraperitoneal space of a human.13. The device of claim 12 , further comprising a second backup filter claim 12 , provided between the antimicrobial fibers and the pump.14. The device of claim 12 , wherein at least one of:the interior surfaces of the reservoir are coated with silver;the insulin is introduced subcutaneously; orthe insulin in the reservoir is preserved or stabilized with one of phenol and zinc, but then removed in tubing prior to discharge into the intraperitoneal space.15. The device of claim 12 , wherein the insulin in the reservoir is stabilized with zinc claim 12 , and the zinc is removed prior to discharge of the insulin into a body by at least one of (i) reducing the zinc as the insulin passes through electrodes provided in the catheter lumen claim 12 , (ii) chelation claim 12 , or (iii) passive reduction using a material having a higher negative electrochemical potential than zinc.16. The device of claim 15 , wherein at least one of:the zinc is removed prior to discharge by passive reduction using a material having a higher negative electrochemical ...

HICCUP RELIEVING APPARATUS

The hiccup relieving apparatus includes a body with a first end having a mouthpiece, a second end having a restriction in the body between the first end and the second end. The restriction makes it difficult to draw fluid through the body to the user's mouth. The fluid can be air or the body can be immersed in water or other potable liquid in a container. The restriction requires an adult user, using the mouthpiece, to produce a threshold suction of for example water before water can flow from the water in the water container, through the body, through the mouthpiece, and to the user. 1. A device for relieving hiccups comprising:a body having a first end and a second end, said first and second ends being spaced from one another; said body defining an interior space;said first end having a first opening in fluid communication with said interior space and said second end having a first hole in communication with said interior space, said first opening adapted to receive a user's mouth to draw fluid through said first hole into said interior space and through said first opening into the user's mouth;said first hole is smaller than said first opening to create a pressure differential between the users lungs and the atmospheric pressure when the user draws fluid through said first opening to lower the users diaphragm while simultaneously requiring the user to open and then close the user's epiglottis.2. The device of claim 1 , wherein said body is a hollow tube.3. The device of claim 2 , wherein said hollow tube has a rectangular cross section.4. The device of claim 1 , further including a mouthpiece connected to said first end in fluid communication with said first opening.5. The device of claim 1 , wherein said second end has a second opening;a removeable cap closes said second opening.6. The device of claim 5 , wherein said cap has at least one second hole and said cap is rotatable upon said second end to align said second hole with said first hole.7. The device of ...

Method And System For Quantifying Timing Discrepancies Between Inspiratory Effort And Ventilatory Assist

The present disclosure relates to a method and a system for quantifying timing discrepancies between inspiratory effort and ventilatory assist. A trigger error is determined by comparing a start time of neural inspiration with a start time of the ventilatory assist. A cycling-off error is determined by comparing an end time of the neural inspiration with an end time of the ventilatory assist. The ventilatory assist is synchronized when the trigger error is lower than a first threshold and the cycling-off error is lower than a second threshold. The ventilatory assist may also be characterized in terms of early or late trigger and of early or late cycling-off. A trigger of a ventilator may be adjusted according to the trigger error and a cycling-off of a ventilator may be adjusted according to the cycling-off error.

Devices and methods for stimulating nerves

A device for stimulating nerves adjacent the vagina includes a nerve stimulating element coupled to a main body. The nerve stimulating element is positioned and designed to stimulate the vesical, Frankenhauser's and/or inferior hypogastric plexuses. The device may reside in the vaginal formices. An implant is also provided which has a nerve stimulating element in contact with a uterosacral ligament. The device positioned in the vagina may be used to charge a power source for an implant, which may be a capacitor.

COAXIAL DRAINING TUBE, PARTICULARLY FOR CHEST DRAINING SYSTEMS

A coaxial draining tube, particularly for chest draining systems, includes an inner tube, which has a first opening, and an outer tube, which has a second opening. The inner tube is enclosed within the outer tube and has a smaller diameter than the second opening of the outer tube. The first and second tubes are mutually coupled by way of a supporting component and include one or more holes adapted to allow the passage of air from the chest cavity to the first opening of the inner tube and one or more holes adapted to allow the passage of liquids from the chest cavity to the second opening of the outer tube. The one or more holes are provided in the portion of the coaxial draining tube that is intended to be inserted in the chest cavity of a patient. 18.-. (canceled)9. A coaxial draining tube , particularly for chest draining systems , the coaxial draining tub comprising an inner tube having a first opening , and an outer tube having a second opening , said inner tube being enclosed within said outer tube and having a smaller diameter than said second opening of said outer tube , said first and second tubes being mutually coupled by way of supporting means and comprising one or more holes adapted to allow the passage of air from the chest cavity to said first opening of said inner tube and one or more holes adapted to allow the passage of liquids from the chest cavity to said second opening of said outer tube , said one or more holes being provided in the portion of said coaxial draining tube configured to be inserted in the chest cavity of a patient.10. The coaxial draining tube according to claim 9 , wherein said one or more holes are provided in the end portion of said coaxial draining tube and are provided following said end portion of said coaxial draining tube.11. The coaxial draining tube according to claim 9 , wherein said one or more holes comprise grooves.12. The coaxial draining tube according to claim 9 , wherein said supporting means comprise at least ...

IMPLANTABLE FLUID EXTRACTION SYSTEM

A fluid extraction implantable system shaped and sized to be implanted in a patient, including: 126-. (canceled)27. A fluid extraction implantable system shaped and sized to be implanted in a patient , comprising: a permeable sack preshaped to form a flat and thin body, wherein said sack comprises an opening;', 'an elastic internal scaffold configured to be deployed through said opening into said sack, wherein said elastic internal scaffold stretches said sack to maintain said flat and thin body of said sack., 'an implantable fluid extraction chamber, comprising28. The system according to claim 27 , wherein said elastic internal scaffold is rigid enough to prevent inward collapse of the permeable sack when vacuum is applied at an inner lumen of the permeable sack.29. The system according to claim 27 , wherein said chamber is small or thin enough to be positioned within the peritoneum.30. The system according to claim 27 , further comprising a porous homogeneous membrane layer on the outer surface of said sack.31. The system according to claim 27 , further comprising a porous membrane within a cavity of said sack.32. The system according to claim 27 , wherein said sack is at least partly made from a porous membrane layer.33. The system according to claim 27 , wherein said internal scaffold comprises an inner elongated stylet positioned inside a lumen of said internal scaffold claim 27 , wherein said stylet maintains said thin body of said permeable sack.34. The system according to claim 33 , wherein said inner stylet has a flattened thinned cross section or a rounded cross section.35. The system according to claim 27 , wherein said internal scaffold comprises a braided tube.36. The system according to claim 30 , wherein a largest dimension of pores of said membrane is smaller than a size of a cell.37. The system according to claim 27 , wherein said internal scaffold comprises a connector claim 27 , and wherein said connector restricts the movement of said internal ...

IMPLANTABLE INTERNAL DRAINAGE DEVICE AND SYSTEM FOR EDEMAS

The invention relates to a medical fluid drainage device for drainage of edematous tissues comprising at least one pumping element (), having an inlet and an outlet, at least one outlet member () having at least one lumen, connected directly or indirectly to the outlet of said pumping element and connecting said pumping element to a body cavity or to a vessel or to a subcutaneous area, and at least one inlet member () connected to said inlet of said pumping element and providing fluidic connection between said edematous tissue and said pumping element, and characterized in that the inlet member comprises at least two inlet lumens () connected in parallel to said inlet of said pumping element, each of said lumens () contains at least one fluid access region, wherein each fluid access region () being adapted to allow simultaneous edematous fluid entry from distinct regions of said edematous tissue. 1. A medical fluid drainage device for drainage of edematous tissues comprising:{'b': 1', '23', '33, 'at least one pumping element (, , ), having an inlet and an outlet,'}{'b': '2', 'at least one outlet member () having at least one lumen, connected directly or indirectly to the outlet of said pumping element and connecting said pumping element to a body cavity or to a vessel or to a subcutaneous area, and'}{'b': 3', '4', '5', '6', '4', '5', '6', '8', '9', '10, 'at least one inlet member () connected to said inlet of said pumping element and providing fluidic connection between said edematous tissue and said pumping element, and characterized in that the inlet member comprises at least two inlet lumens (, , ) connected in parallel to said inlet of said pumping element, each of said lumens (, , ) contains at least one fluid access region, wherein each fluid access region (, , ) being adapted to allow simultaneous edematous fluid entry from distinct regions of said edematous tissue.'}2. Medical fluid drainage device of claim 1 , wherein the values of hydraulic resistance of ...

ASSIST DEVICE FOR MEDICAL PROCEDURES

A device to assist performing medical procedures that references anatomical landmarks through adjustable components to identify and stabilize a procedure site and provide guidance in performing the procedure. In one embodiment, an airway creation assist device (ACAD) can be dimensionally adjusted for different patient sizes and properly aligned using anatomical landmarks. The ACAD provides an adjustable template that enables accurate identification of the airway creation site, including but not limited to the cricothyroid membrane. The ACAD uses an insertion guide to guide the obturator and airway tube safely and consistently into the trachea, with a mechanical stop to prevent damaging the posterior trachea wall. The ACAD improves efficacy of the procedure, and makes perforating an incorrect airway creation procedure difficult. In another embodiment, a chest decompression assist device (DAD) Is disclosed for decompression treatment of air and/or fluid in the chest. 1. A device for assisting medical procedures , comprising:a base configured to reference one or more anatomical landmarks;a first adjustable component movably attached on said base and configured to reference a second plurality of anatomical landmarks to identify a prospective medical procedure site; anda pivoting guide attached to said base, said guide interfacing with a medical instrument and configured to move relative to said base for delivering said instrument to said prospective procedure site.2. The device of claim 1 , wherein said base further comprises one or more lateral stabilizing flanges.3. The device of claim 2 , wherein said lateral flanges are movable to a plurality of positions.4. The device of claim 1 , wherein at least one of said base claim 1 , first adjustable component claim 1 , or pivoting guide comprises visual instructional indicia including any one or more from among the group consisting of wording claim 1 , labeling claim 1 , numbering claim 1 , arrows claim 1 , hash marks claim ...

METHOD AND APPARATUS FOR TREATING ASCITES

A valve for treating ascites, the valve comprising: a body having a distal end, a proximal end and a lumen extending therebetween; at least one valve element disposed in the lumen of the body, the at least one valve element being a one-way valve element configured to permit the passage of fluid in a single direction through the lumen of the body; and at least one connection element provided on at least one of the distal end and the proximal end of the body, wherein the at least one connection element is configured to connect the body of the valve to the side wall of a blood vessel. 1. A valve for treating ascites , the valve comprising:a body having a distal end, a proximal end and a lumen extending therebetween;at least one valve element disposed in the lumen of the body, the at least one valve element being a one-way valve element configured to permit the passage of fluid in a single direction through the lumen of the body; andat least one connection element provided on at least one of the distal end and the proximal end of the body, wherein the at least one connection element is configured to connect the body of the valve to the side wall of a blood vessel.2. A valve according to wherein the valve comprises two connection elements.3. A valve according to wherein one of the connection elements is disposed at the distal end of the body and the other connection element is disposed at the proximal end of the body.4. A valve according to wherein the at least one connection element is configured to directly contact the blood vessel.5. A valve according to wherein the at least one connection element is configured to indirectly contact the blood vessel.6. A valve according to wherein the at least one connection element contacts at least one from the group consisting of interstitial tissue and the peritoneal layer.7. A valve according to wherein the valve is configured so that claim 1 , when the valve has been implanted into the side wall of the blood vessel claim 1 , the ...

System and Method for Delivering a Target Volume of Fluid

A method for delivering a target volume of fluid to a destination is provided. The method includes delivering a first volume of fluid to the destination in increments each having approximately a first incremental volume, the first volume of fluid being less than the target volume and delivering a second volume of fluid to the destination in increments each having approximately a second incremental volume, the second incremental volume being less than the first incremental volume, such that the sum of the first volume and the second volume is approximately equal to the target volume. 1. (canceled)2. A method for operating a fluid control module of a pumping system comprising a controller to control operation of a pump cassette to deliver a target volume of a desired mixture ratio of a first medical fluid and a second medical fluid , the method comprising:a. pumping, under control of the fluid control module, the first medical fluid in a first incremental volume using a first pump chamber of the pump cassette, wherein the first incremental volume is less than the target volume;b. pumping, under control of the fluid control module, the second medical fluid in the first incremental volume using a second pump chamber of the pump cassette;c. receiving data associated with the first and second pump chambers with the controller indicative of a volume of the first medical fluid pumped to the source by the first pump chamber and a volume of the second medical fluid pumped to the source by the second pump chamber;d. repeating steps (a) and (b) until in step (c), a volume of the first medical fluid pumped to the source by the first pump chamber meets or exceeds a first predetermined volume based on the desired mixture ratio, or a volume of the second medical fluid pumped to the source by the second pump chamber meets or exceeds a second predetermined volume based on the desired mixture ratio;e. determining with the controller after step (d), if either the volume of the first ...

Device and method for access to interior body regions

A device and method is provided to gain access to interior body regions. The system includes a safety needle assembly, a blade assembly, an obturator assembly, and a dilator assembly. The safety needle assembly accesses an interior body region, after which the blade assembly expands the pathway created by the safety needle assembly. The obturator then further expands the pathway and delivers the dilator assembly to the desired location. The safety needle assembly, obturator assembly, and blade assembly are removed, leaving the dilator assembly in place for future procedures. 1. An access device comprising:a safety needle assembly operable to create a pathway through skin and into said interior body regions;a blade assembly operable to cut tissue to create a skin nick and provide access into interior body regions, wherein said blade assembly further comprises means to advance and retract a blade using only one hand;an obturator assembly operable to expand said pathway into said interior body regions; anda dilator assembly operable to maintain said pathway and provide access to said interior body regions.2. The device of claim 2 , wherein a sharp point of said blade is not longitudinally coaxial with said safety needle assembly.3. The device of claim 2 , wherein said blade comprises multiple sharp elements arranged around claim 2 , and longitudinally coaxial with claim 2 , said safety needle assembly.4. The device of claim 1 , wherein said safety needle assembly further comprises a sharp outer cannula and a blunt inner cannula claim 1 , and said blunt inner cannula has a closed distal end.5. The device of claim 5 , wherein said blunt inner cannula further comprises side ports operable to contact body fluids within said interior body regions.6. The device of claim 6 , wherein said safety needle assembly further comprises a hub attached to said blunt inner cannula claim 6 , said hub operable to receive a fluid drainage device such that fluid may be removed from said ...

CONNECTOR FOR CATHETER

A connector for use with a pleural catheter that connects securely a drainage tube to a valve of the plural catheter. A system including a fluid receptacle having a negative fluid pressure, a plural catheter having an end designed for implantation into a pleural space of a subject, and an opposite second end having a valve feature, a drainage tube having an end connected to the fluid receptacle and another end having a connector that securely connects the drainage tube to the valve feature of the catheter. 1. A connector that joins a drainage tube to a valve of a catheter , the connector including:(a) a hollow elongated member having: (i) a first tapered portion configured for fitting within the drainage tube and frictionally holding the connector to the drainage tube, (ii) a second portion having an outer diameter larger than an inner diameter of the drainage tube, and (iii) a space between the first tapered portion and the second portion;(b) a hollow cannula generally coaxial with the second portion of the elongated member, the hollow cannula having (i) a first portion that is housed within the second portion of the hollow elongated member and spaced away from inner walls of the second portion of the hollow elongated member, and substantially attached to the second portion of the hollow elongated member, and (ii) a second portion that extends beyond a free end of the hollow elongated member;(c) a collar made of a relatively rigid construction, the collar being coaxial with the hollow elongated member which passes through a bore of the collar, the collar having (i) a first portion that sits within the space of the hollow elongated member, and (ii) a second portion having an inner diameter that is larger than the outer diameter of the drainage tube; and(d) a hollow, substantially flexible sleeve coaxial with the second end of the hollow elongated member, the sleeve having a first end with an inner diameter that is slightly larger than an outer diameter of the first ...

Slotted Peritoneal Access Catheter

Methods and design for a Slotted T-shaped PD Catheter are disclosed. The present invention includes a unique port design for peritoneal dialysis catheters that allows high outflow and inflow rates, with a minimum fluid velocity through the fluid entry ports. Features of this device include T-shaped catheter with subcutaneous tubing joining to an intraperitoneal portion that is essentially at right angles to the intraperitoneal tubing and slit shaped flow ports as opposed to round shaped flow ports. 1. A catheter for fluid infusion and drainage comprising:a cylindrical intraperitoneal tubing defining at least one slot-shaped port wherein the slot has a narrow width to prevent ingress of abdominal contents or tissue, wherein the slot has a length more than twice the slot's width to provide an area for fluid flow,wherein the tubing has a single interior opening large enough for unrestricted passage of fluid, andwherein the structure of the tubing and the port shape are stabilized by bridges of material between the slotted portions, joining adjacent sections of the cylindrical tubing without criss-crossing walls inside the tubing.2. The catheter of wherein the length of slots is shorter than the length of the intraperitoneal portion of the catheter and bridges are created by portions of the cylindrical wall between neighboring slots.3. The catheter of claim 2 , wherein the intraperitoneal tubing is created by injection molding.4. The catheter of wherein slots of the intraperitoneal tubing are defined by the injection molding.5. The catheter of wherein slots are cut into the intraperitoneal tubing.6. The catheter of wherein the slots extend for the length of the intraperitoneal portion of the catheter and bridges are created by U-shaped troughs beneath each slot claim 1 , with holes for fluid passage in the bottom of each trough.7. The catheter of wherein the intraperitoneal tubing is made by extrusion.8. The catheter of wherein the holes draining the bridging troughs ...

DRESSING EXHIBITING LOW TISSUE INGROWTH AND NEGATIVE-PRESSURE TREATMENT METHOD

A dressing for treating a tissue site, particularly a peritoneal or abdominal site, is disclosed. The dressing may comprise: a substrate; an adherent layer coupled to a surface of the substrate; and a fibrous layer comprising fibers coupled to a surface of the adherent layer opposite the substrate. Typically, the fibrous layer satisfies one or more of the following: at least 75% of the fibers are coupled approximately perpendicular to the surface of the substrate; at least 95% of the fibers in the fibrous layer have a length to diameter aspect ratio from about 10 to about 1000; and no more than 10% of the fibers are coupled approximately tangential to the surface of the substrate. Optionally, the fibrous layer may be formed by a flocking process. Methods of treating various tissue sites using the dressings and negative-pressure therapy are also disclosed. 1. A dressing for treating a tissue site , the dressing comprising:a substrate configured to allow fluid removal;an adherent layer coupled to a surface of the substrate and configured to allow fluid removal; anda fibrous layer comprising fibers coupled to a surface of the adherent layer opposite the substrate,wherein at least 75% of the fibers are coupled approximately perpendicular to the surface of the substrate.2. The dressing of claim 1 , wherein at least 95% of the fibers in the fibrous layer have a length to diameter aspect ratio from about 10 to about 1000.3. The dressing of claim 1 , wherein no more than 10% of the fibers are coupled approximately tangential to the surface of the substrate.4. The dressing of claim 1 , wherein the fibers in the fibrous layer comprise a polysaccharide claim 1 , a cellulosic material claim 1 , collagen claim 1 , a polyamide claim 1 , a polyester claim 1 , a polyether claim 1 , a polyurethane claim 1 , or a combination thereof.5. The dressing of claim 4 , wherein the fibrous layer comprises viscose or rayon fibers.6. The dressing of claim 1 , wherein at least a portion of the ...

Device for performing diagnostics and/or therapy

The disclosure relates to a device for performing diagnostics and/or therapy and related kit, system, computer program, methods and computer readable mediums. The device of this disclosure has the advantages that the device does not need access to the pericardium and that the whole system including kit and device can be removed after diagnostics/therapy. A device for performing diagnostics and/or therapy of an organ in the thoracic cavity, comprising an organ support ( 10 ), which organ support ( 10 ) is devised to be arranged exterior to an organ, and comprises: a flexible structure ( 14 ), such as a fabric, net, coil, bag or mesh, which is configured to cover a region of the organ, the region comprising at least the surface at an apex of the organ; at least one actuator ( 16 ), such as a motor, for actuating a movement of the flexible structure ( 14 ) for the therapy, and optionally at least one transducer ( 18 ), is provided.

COMPOSITION FOR TREATMENT OF INFERTILITY IN A FEMALE SUBJECT

A pharmaceutical composition for treating infertility in a female subject substantially consists of local anesthetic of amide type such as lidocaine, human albumin, viscosity controlling agent selected from recombinant hyaluronic acid and combination of recombinant hyaluronic acid and water-soluble cellulose ether, optionally citrate, glucose, and/or amino acid, water optionally comprising one or more ions selected from the group consisting of sodium, potassium, magnesium, calcium, acetate, chloride, sulfate. Also disclosed is a method of treating infertility by administration of the composition to a female subject in need thereof. 1. Pharmaceutical composition for treating infertility in a female subject , comprising or substantially consisting of:local anesthetic of amide type selected from the group consisting of articaine, bupivacaine, cinchocaine, etidocaine, levobupivacaine, lidocaine, mepivacaine, oxetacine, prilocaine, ropivacaine, tolycaine, and trimecaine,human albumin;viscosity controlling agent selected from the group consisting of recombinant hyaluronic acid and combination of recombinant hyaluronic acid and water-soluble cellulose ether;water optionally comprising one or more ions selected from the group consisting of sodium, potassium, magnesium, calcium, acetate, chloride, sulfate.2. The composition of claim 1 , additionally comprising citrate claim 1 , glucose and/or amino acid.3. The composition of claim 1 , wherein the human albumin is of recombinant origin.4. The composition of claim 1 , wherein the local anesthetic is in form of a pharmaceutically acceptable salt thereof.5. The composition of claim 4 , wherein the pharmaceutically acceptable salt is selected from hydrochloride claim 4 , hydrobromide claim 4 , sulfate.6. The composition of claim 1 , wherein the local anesthetic is lidocaine or lidocaine hydrochloride.7. The composition of claim 1 , comprising from 0.1 mg/ml to 2.5 mg/ml local anesthetic claim 1 , in particular about 1.0 mg/ml.8. ...

A PLEURAL MANOMETRY CATHETER

A pleural manometry catheter comprises two tubes and a pressure transducer. The first tube provides a first flow path from the pleural cavity to the pressure transducer. The second tube provides a second flow path from the pleural cavity such that fluid can be drained from the pleural cavity. The pressure transducer comprises a processor for processing, continuously, the real-time fluctuations in the pressure of the second flow path and therefore the pleural cavity as fluid is aspirated from it via the first tube. 1. A pleural manometry catheter , the catheter comprising a first tube , a second tube and a pressure transducer ,wherein the second tube comprises a first end and a second end, wherein the first end is, in use, disposed inside the pleural cavity and wherein the second end, in use, projects from the pleural cavity and comprises a second flow path to the pressure transducer,wherein the first end of the second tube comprises at least one aperture and in use, pleural fluid flows through the aperture along the second flow path to a pressure transducer,wherein the first tube comprises a first end and second end, wherein the first end is, in use, disposed inside the pleural cavity and wherein the second end projects from the pleural cavity to the exterior,and wherein the first tube further comprises at least one aperture at or near the first end of the tube comprising a first flow path such that fluid may flow through the said aperture and along the tube from the first end to the second end, such that the fluid can be drained from the pleural cavity,and wherein the pressure transducer comprises a processor for processing, continuously, the real-time fluctuations in the pressure of the second flow path and therefore the pleural cavity as fluid is aspirated from it via the first tube.2. A pleural manometry catheter according to claim 1 , wherein the catheter comprises multi-lumen catheter.3. A catheter according to claim 1 , wherein the first tube is of a lesser ...

Medical Instrument for the Targeted Introduction of a Substance into a Body Cavity, and Tool Therefor

The present invention relates to a medical instrument for the targeted introduction of a substance into a body cavity and to a tool (1) therefor. According to the invention, the tool (1) has a shaft (2) with a lumen (6), on the distal end (1″) of which is situated a nozzle head (3) with at least two nozzles (4), wherein the nozzles (4) are spaced from each other at an angle of less than 180° and equally relative to a centre axis (M) of the shaft (2).

Method and device for simultaneously documenting and treating tension pneumothorax and/or hemothorax

A method and device are provided for simultaneously or near-simultaneously diagnosing and treating tension pneumothorax and/or hemothoraxA Veress-type needle portion includes a hollow needle for puncturing the chest wall over a blunt hollow probe biased by one or more springs to extend distally into the pleural cavity. Openings in the blunt hollow probe connect via a pathway to an automatic check valve, which permits the flow of air and/or fluid only in a proximal direction. Pressure from within the pleural cavity is transmitted to the interior surface of a pressure documenter. If pressure greater than atmospheric pressure is present in the pleural cavity, the pressure documenter will be automatically urged proximally to simultaneously allow air and/or fluid to escape from the pleural space through the device, thus treating the tension pneumothorax and/or hemothorax, as well as providing a stable indicator to positively document the diagnosis of increased pressure.

VERESS-TYPE NEEDLES WITH ILLUMINATED GUIDANCE AND SAFETY FEATURES

The present disclosure provides devices and methods for insufflating abdomens of subjects under direct visualization. Such devices and methods, in some implementations, include features for cleaning the devices, and certain implementations of the methods permit procedures wherein it is not necessary to use a typical obturator to place a cannula, resulting in safer procedures. 1. An insufflation needle assembly comprising:an outer assembly including an insufflation input port and a hollow distally extending needle or cannula, the hollow distally extending needle or cannula having a distal end and a proximal end, wherein the outer assembly forms a conduit to pass at least one of insufflation gas, liquid and instruments therethrough;a flush port in fluid communication with a pressurized source of liquid and the conduit; anda removable visualization stylet having a proximal end and a distal end, said visualization stylet being slidably disposed within the conduit wherein:i) the outer assembly and removable visualization stylet can be coupled together to permit them to be advanced through tissue as a single structural unit;ii) a distal end region of the visualization stylet includes an electronic photodetector chip mounted thereon having a distally facing surface to detect incoming light traveling along a proximal direction;iii) the visualization stylet further includes a light source to project light beyond the electronic photodetector chip in a distal direction to provide direct illumination; andiv) light originating from the light source is reflected back to the electronic photodetector chip when the apparatus is traversing through tissue, wherein a distal end of the visualization stylet can be withdrawn proximally within the conduit to permit liquid to be flushed around the distal end of the visualization stylet by way of the flush port while the distal end of the visualization stylet is surrounded by the needle or cannula to effectuate cleaning of the distal end of ...

Insulins Compatible with New Generation Implantable Pumps

A closed device for introducing preservative-free insulin into the intraperitoneal space is presented. In embodiments, the closed device includes an insulin reservoir configured to store preservative-free insulin, a pump connected to the reservoir, and an antimicrobial inlet filter connected to an inlet of the reservoir or provided in an inlet flow path in fluid communication with the reservoir. The device is configured to be disposed in the intraperitoneal space of a body, and to discharge preservative-free insulin into a peritoneal space of the body. In some embodiments, the device includes a second antimicrobial filter, provided at an outlet of the reservoir. In some embodiments, the device further includes a header in fluid communication with the outlet path, and a third antimicrobial filter, provided in the header. 1. A closed device for introducing preservative-free insulin into the intraperitoneal space , comprising:an insulin reservoir configured to store preservative-free insulin;a pump connected to the reservoir;an antimicrobial inlet filter connected to an inlet of the reservoir or provided in an inlet flow path in fluid communication with the reservoir;wherein the device is configured to be disposed in the intraperitoneal space of a body, and to discharge preservative-free insulin into a peritoneal space of the body.2. The device of claim 1 , further comprising a second antimicrobial filter claim 1 , provided at an outlet of the reservoir.3. The device of claim 2 , further comprising an outlet path claim 2 , and a header in fluid communication with the outlet path.4. The device of claim 3 , further comprising a third antimicrobial filter claim 3 , provided in the header.5. The device of claim 1 , further comprising an outlet path claim 1 , a header in fluid communication with the outlet path claim 1 , and a second antimicrobial filter claim 1 , provided in the header.6. A closed device for introducing preservative-free insulin into the intraperitoneal ...

BODY-SPACE DRAINAGE-TUBE DEBRIS REMOVAL

In accordance with embodiments of the present invention, a debris removal system is provided for a body-space drainage system having one or more body tubes with a body tube lumen disposed therein. The debris-removal system comprises an elongated cleaning member and a cleaning head adapted to be advanced distally at least a portion of a length of the body tube lumen to dislodge debris therein. A collapsible sheath can be used to maintain a sterile field in the body tube lumen while the cleaning member is being used by enclosing at least a portion of the cleaning member that is not contained within the body tube lumen, and permitting external digital manipulation of the cleaning member through the sheath to advance and/or retract the cleaning member, and cleaning head, in the body tube lumen. 1. A debris-removal system comprising:a. a body tube having a first body tube lumen;b. a cleaning member extending distally from a proximal opening of the body tube and adapted for manipulation within the body tube lumen;c. the cleaning member comprising a flexible filament adapted to traverse a curvature of the body tube lumen when advanced through the body tube lumen by manipulation from a proximal end of the cleaning member.2. The debris-removal system of claim 1 , wherein the flexible filament is selected from the group consisting of semi-rigid wire claim 1 , plastic rod claim 1 , and tubing.3. The debris-removal system of claim 1 , further comprising a cleaning head disposed at or adjacent a distal end of the flexible filament.4. The debris-removal system of claim 3 , the cleaning head being configured such that it permits free flow of material past the cleaning head through said lumen regardless whether the cleaning head is at rest within the lumen or is being actuated therein to dislodge debris.5. The debris-removal system of claim 1 , the cleaning member being configured such that a distal end of the flexible filament cannot exit a distal end of the body tube upon ...

CHEST VALVE FOR TREATING PNEUMOTHORAX

A chest valve including: a housing including an inlet configured to connect to a chest tube, an outlet and a fluid passage from the inlet to the outlet; and a one-way valve within the housing and included in the flow passage, wherein the one-way valve includes: (i) a first tubular strip wherein having an internal air passage and a first layer defining the air passage, wherein the first layer has a first thickness and the internal air passage of the first tubular strip is included in fluid passage of the housing; and (ii) a second tubular strip wherein having a second layer with a second thickness with a second thickness greater than the first thickness, wherein an outer surface of the second tubular strip is adjacent and overlaps an outer surface of the first tubular strip. 1. A chest valve comprising:a housing including an inlet configured to connect to a chest tube, an outlet and a fluid passage from the inlet to the outlet; and a first tubular strip wherein having an internal air passage and a first layer defining the air passage, wherein the first layer has a first thickness and the internal air passage of the first tubular strip is included in fluid passage of the housing; and', 'a second tubular strip wherein having a second layer with a second thickness with a second thickness greater than the first thickness, wherein an outer surface of the second tubular strip is adjacent and overlaps an outer surface of the first tubular strip., 'a one-way valve within the housing and included in the flow passage, wherein the one-way valve includes2. The chest valve of claim 1 , wherein an inlet end of the first tubular strip is attached to a port in the housing claim 1 , wherein the port is in the fluid passage.3. The chest valve of claim 1 , wherein the second tubular strip is fused to the first tubular strip along a heat seal line extending longitudinally along the first and second tubular strips.4. The chest valve of claim 3 , wherein the heat seal line is at first ...

Wound dressing for negative pressure therapy

The present invention relates to a bandage for use in negative-pressure wound therapy, more particularly for wounds in the abdominal region, comprising a flexible film as a wound contact layer and at least one conduit applied to the film, wherein the conduit communicates with the wound space through openings in the conduit and in the film.

Body Cavity Access Device

A handheld body cavity access device including a housing having a barrel, a handle extending from the barrel, and a cavity. The barrel includes a distal end, a proximal end, and a longitudinal axis. A catheter includes a proximal end coupled to the distal end of the housing, and a distal end spaced away from the housing. A guidewire assembly includes a guidewire and a slide carrying to the guidewire and slidably coupled to the barrel of the housing. The slide is movable relative to the housing between a first guidewire position and a second guidewire position. A needle assembly includes a needle, a needle hub, and a conduit, the needle hub carrying the needle and the conduit within the cavity of the housing. A syringe adapter is disposed in the cavity of the housing and adapted to couple to a syringe tip of a syringe.

VENTILATION MACHINE AND METHOD OF VENTILATING A PATIENT

A ventilation machine is disclosed that includes a conduit interface configured to be connected to a respiratory system of a human or animal patient, an air flow generator configured to deliver air through the conduit interface into the respiratory system of the patient, a processing unit in communication with the air flow generator and configured to control the airflow generator to deliver air into the respiratory system of the patient according to a breathing scheme, and an induction device for activating a diaphragm of the patient. The induction device is in communication with the processing unit. The processing unit is configured to control the induction device to activate the diaphragm in coordination with the breathing scheme. 178-. (canceled)79. A ventilation machine , preferably being a single assembly , comprising:a conduit interface configured to be connected to a respiratory system of a human or animal patient;an air flow generator configured to deliver air through the conduit interface into the respiratory system of the patient;a processing unit in communication with the air flow generator and configured to control the airflow generator to deliver air into the respiratory system of the patient according to a breathing scheme; and the induction device is in communication with the processing unit, and', 'the processing unit is configured to control the induction device to activate the diaphragm in coordination with the breathing scheme., 'an induction device, preferably an electro-magnetic induction device, for activating a diaphragm of the patient, wherein'}80. The ventilation machine of claim 79 , wherein the processing unit comprises an input interface and the processing unit is configured such that the breathing scheme can be inputted via the input interface.81. The ventilation machine of claim 79 , wherein the breathing scheme comprises a time gap between start of operation of the induction device and start of operation of the air flow generator.82. ...

Electrical Stimulation for Preservation and Restoration of Diaphragm Function

A system and method are presented that electrically stimulates the phrenic nerve whereby said stimulation results in muscle activation of the diaphragm as observed by a measurement of work or power of breathing associated with the inspiratory portion of a stimulated breath. 1. An apparatus comprising:a stimulator circuit configured and arranged to stimulate the phrenic nerve of a patient with a stimulation signal at a set level during a breath of the patient; anda sensor circuit configured and arranged to obtain a measurement of diaphragm work exerted by the patient for an inspiratory breath cycle of the patient, wherein the stimulator circuit is configured and arranged with the sensor circuit to modify the stimulation signal in response to the value of the measurement of the diaphragm work being outside of a selected range of a value of diaphragm work.2. The apparatus of claim 1 , wherein the sensor circuit is configured and arranged to obtain the measurement of the work exerted by the patient by sensing mechanical characteristics of air flow generated by the patient's lungs.3. The apparatus of claim 2 , wherein the sensor circuit is configured and arranged to obtain the measurement of the work exerted by the patient using the sensed characteristics of air flow relative to the patient's lungs to determine a measurement of work carried out by the patient's diaphragm.4. The apparatus of claim 1 , wherein the sensor circuit is configured and arranged to obtain the measurement of the work exerted by the patient by:sensing characteristics of air flow for a plurality of breaths taken by the patient, anddetermining an average measurement of work exerted over the plurality of breaths.5. The apparatus of claim 1 , wherein the sensor circuit is configured and arranged to obtain the measurement of the work exerted by the patient during a breath taken by the patient without stimulation of the patient's phrenic nerve.6. The apparatus of claim 1 , wherein the stimulator circuit ...

TUBE SECURING DEVICE

A tube securing device is provided comprising: a base including a lower plate and a pair of inner walls, each of the inner walls including a ledge extending therefrom which forms a notch between the ledge and the lower plate, the base further including a groove between the inner walls sized to receive a tube in communication with a cavity of a patient; and a retainer including an upper plate and a pair of retention beams, each of the retention beams including a ridge extending therefrom, the retainer further including a groove between the retention beams sized to receive the tube. The tube is retained in the groove of the base and the groove of the retainer when the retainer is attached to the base by forcing the ridges over the ledges until the ridges snap into notches. 1. A tube securing device comprising:a base including a lower plate and a pair of inner walls, each of the inner walls including a ledge extending therefrom which forms a notch between the ledge and the lower plate, the base further including a groove between the inner walls sized to receive a tube in communication with a cavity of a patient; anda retainer including an upper plate and a pair of retention beams, each of the retention beams including a ridge extending therefrom, the retainer further including a groove between the retention beams sized to receive the tube;wherein the tube is retained in the groove of the base and the groove of the retainer when the retainer is attached to the base by forcing the ridges over the ledges until the ridges snap into notches.2. The device of claim 1 , further comprising an adhesive layer attached to the lower plate of the base claim 1 , the adhesive layer including an adhesive to adhere the adhesive layer to the patient.3. The device of claim 1 , further comprising a tube receptacle having a first portion disposed within a recess formed in the base and a second portion disposed in a recess formed in the retainer claim 1 , the groove of the base being formed ...