INTERGRATED HANDHELD BATTERY-POWERED OCT SYSTEM FOR POINT OF CARE DIAGNOSIS

light source device for Endoscope

CAPSULE ENDOSCOPY

Rotate-to-advance catheterization system

A system of rotate-to-advance medical devices including catheters, dilators, occluders, stents, suprapubic catheters and camera introducers configured with external screw threads and depending substantially on rotation for means of advancement and emplacement in mammalian genitourinary and gastrointestinal passages and organs.

Catheter with imaging assembly

A catheter with an imaging assembly is disclosed. The catheter is used with a console for viewing and/or storing images obtained from the catheter. The catheter may be a feeding tube assembly. The imaging assembly on the feeding tube assembly allows a user to confirm placement of the feeding tube assembly in the patient's alimentary canal.

Optically guided medical tube and control unit assembly and methods of use

An optical medical tube and control unit assembly and methods of using the same are provided. The optical medical tube may include a steering mechanism and an imaging device which provides the user a visual aid when placing a tube in the body of a patient. The optical medical tube may be coupled to a coupling adaptor to enable quick and easy connecting of the imaging device and steering mechanism of the tube with a control unit such that a single control unit may be used to place multiple feeding tubes or confirm that a feeding tube remains in its proper position without the need for lengthy sterilization procedures between uses.

Assembly with Imaging Electronics

A catheter with an imaging assembly is disclosed. The catheter is used with a console for viewing and/or storing images obtained from the catheter. The catheter may be a feeding tube assembly. The imaging assembly on the feeding tube assembly allows a user to confirm placement of the feeding tube assembly in the patient's alimentary canal.

Tube for inspecting internal organs of a body

An inspection tube ( 20 ) for use in the medical practice, in which sensors, such as a miniature electronic camera, are incorporated in the distal face of the tube. The sensors receive energy supplied via conduits ( 24, 26, 28 ) running along the length of the tube, preferably embedded within the wall. Signals of the sensors are transmitted to the rear of the tube where they are fed into receivers. Sensor cleaning can be affected in some embodiments by conducting cleaning agents through a channel in the wall of the tube. An alarm procedure can be affected by comparing sensed pattern with a reference base pattern and defining a critical deviation from the reference base .

Two-Photon Endoscopic Scanning Assembly for Inflammatory Disease Detection

An endscopic imaging device is described that achieves longitudinal axis (z-axis) scanning into a tissue or sample, using a piezoelectric microactuator. In some configurations, additional lateral (xy-plane) scanning is also achieved, to allow for the creation of full three-dimensional imaging, ex vivo or in vivo. The techniques may be used to image and diagnosis allergic rhinitis and eosinophilic esophagitis in tissue.

Endoscope

An endoscope includes a flexible portion extended to a part on a proximal direction side of an insertion main body along a longitudinal axis, and a passive bending portion provided to a distal direction side of the flexible portion in the insertion main body, being more flexible than the flexible portion, and configured to passively bend when external force acts thereon. The endoscope includes an attachment unit which includes a fin portion spirally extended along the longitudinal axis, and through which the insertion section is inserted, and a holding portion provided to the insertion main body, and configured to hold the attachment unit in a state that the attachment unit covers the passive bending portion and that the attachment unit is rotatable about the longitudinal axis with respect to the insertion main body.

Endoscope

An endoscope includes a drive force transmitting section attached to an insertion main body, and configured to transmit rotational drive force that rotates an attachment unit to the attachment unit, and a member inserting portion provided to a proximal direction side of an insertion section. The endoscope includes a first linear member insertable into the insertion section from the member inserting portion and removable from the insertion section through the member inserting portion, and has a distal end connectable to the drive force transmitting section while being inserted into the insertion section. The first linear member is configured to transmit the rotational drive force to the drive force transmitting section when rotated while being connected to the drive force transmitting section.

Cap for Attachment to an Endoscope

A cap for attachment to a distal end of an endoscope and a method of positioning the cap on the endoscope are provided. The cap includes a tubular body having a proximal portion, a distal portion and a lumen extending therethrough. The proximal portion includes a first portion and a second portion where at least one of the first portion and the second portion includes a connector for operably connecting the first portion and the second portion. The cap has in open configuration wherein at least a portion of the first portion and the second portion are spaced apart and movable relative to each other. The cap also has a closed configuration wherein the first and second portions are connected and the lumen if formed therethrough. The cap in the closed configuration is sized and shaped to be positionable on the distal end of the endoscope.

ENDOSCOPIC LEAD IMPLANTATION METHOD

A method of implanting electrically conductive leads in the gastrointestinal musculature for stimulation of target tissues involves an endoscopic approach through the esophagus. An endoscope is inserted into the esophagus of a patient. The mucosal surface of the anterior esophagus is punctured in the region encompassing the lower esophageal sphincter (LES). A tunnel is created through the submucosa and exits at the muscularis propria, adventitia, or serosal side of the stomach. The lead is navigated further to the anterior abdominal wall. A first end of the lead remains within the gastrointestinal musculature while a second end of the lead is positioned just outside the anterior abdominal wall. The first end of the lead comprises at least one electrode. An implantable pulse generator (IPG) is implanted and operably connected to the second end of the lead to provide electrical stimulation to target tissues. 1. A method of implanting electrically conductive leads in gastrointestinal musculature of a patient utilizing an endoscopic approach , comprising the steps of:inserting an endoscope into an esophagus of a patient;identifying a lower esophageal sphincter (LES);entering a gastrointestinal (GI) wall with a lead from a mucosal side by puncturing a mucosa of an anterior segment of a region encompassing the LES;creating a tunnel in a submucosa of the anterior segment of the region encompassing the LES;exiting the GI wall through a muscularis propria, adventitia, or serosal side of a stomach of the patient;navigating the lead to an anterior abdominal wall; andexiting a second end of the lead through the anterior abdominal wall while leaving a first end in the gastrointestinal musculature of the patient, wherein the region encompassing the LES comprises an area 3 cm above and 3 cm below the LES.2. The method of implanting electrically conductive leads in the gastrointestinal musculature utilizing an endoscopic approach of claim 1 , wherein said tunnel created in the ...

ENDOSCOPIC TISSUE STABILIZATION DEVICE AND RELATED METHODS OF USE

Embodiments of the invention include a sleeve for use in a body lumen defined by body tissue. The sleeve includes a collapsible wall defining a lumen and including an inflatable member configured to increase a volume of the lumen when the inflatable member is in an inflated state, a conduit configured to inflate the inflatable member, and a port defined by the collapsible wall and in flow communication with the lumen. 1. A method of performing an endoscopic procedure , comprising:introducing a sleeve through a channel of an endoscope into a body space;expanding the sleeve to at least partially engage a tissue wall, wherein the sleeve includes a wall defining a lumen and a port in flow communication with the lumen; andintroducing a tool through a channel of the endoscope into the lumen of the sleeve;accessing tissue at the port to perform a procedure.2. The method of claim 1 , further including collapsing the sleeve and withdrawing the sleeve through a channel of the endoscope.3. The method of claim 1 , wherein expanding the sleeve includes inflating the sleeve from a collapsed configuration to an expanded configuration.4. The method of claim 3 , further including deflating the sleeve from the expanded configuration to the collapsed configuration and withdrawing the sleeve through a channel of the endoscope.5. The method of claim 3 , wherein the sleeve includes a plurality of longitudinal non-inflatable members and plurality of longitudinal inflatable members claim 3 , wherein the plurality of longitudinal inflatable members alternate with the plurality of longitudinal non-inflatable members about a circumference of the wall of the sleeve.6. The method of claim 1 , further including partially collapsing the sleeve claim 1 , repositioning the sleeve with respect to the tissue wall claim 1 , and re-expanding the sleeve to contact the tissue wall.7. The method of claim 1 , further including drawing tissue through the port and into the lumen of the sleeve.8. The method ...

ENDOSCOPIC OVERTUBE ASSEMBLY

An endoscopic overtube assembly comprises: an inflatable overtube; and a subassembly configured for insertion into an orifice of a patient, said subassembly defining a central passageway, and said subassembly including an internal cassette for receiving and securing the inflatable overtube, wherein the internal cassette of said subassembly can be manipulated from a closed position to an open position in which the inflatable overtube can be readily extended and deployed from said subassembly. The inflatable overtube travels with the endoscopic device. Once appropriately positioned, the inflatable overtube is detached from the endoscopic device and inflated to become a substantially rigid conduit defining an instrument channel that provides ready access to a particular body cavity. 1. An endoscopic overtube assembly , comprising:an inflatable overtube; anda bite block subassembly adapted for insertion into a mouth of a patient, said bite block subassembly defining a central passageway allowing for passage of a endoscopic device through said bite block subassembly, and said bite block subassembly including an internal cassette for receiving and securing the inflatable overtube;wherein the internal cassette of said bite block subassembly can be manipulated from a closed position to an open position in which the inflatable overtube can be readily extended and deployed from said bite block subassembly.2. The endoscopic overtube assembly as recited in claim 1 , in which said bite block subassembly further includes:a bite block for insertion into the mouth of the patient;a bite block sleeve secured to the bite block, with the internal cassette received in and adapted for movement relative to the bite block sleeve along a longitudinal axis of said bite block subassembly; anda locking ring fitting over and engaging an upper edge of the bite block sleeve and controlling the movement of the internal cassette relative to the bite block sleeve, such that the internal cassette of ...

Method and system for providing visual guidance to an operator for steering a tip of an endoscopic device toward one or more landmarks in a patient

Landmark directional guidance is provided to an operator of an endoscopic device by displaying graphical representations of vectors adjacent a current image captured by an image capturing device disposed at a tip of the endoscopic device and being displayed at the time on a display screen, wherein the graphical representations of the vectors point in directions that the endoscope tip is to be steered in order to move towards associated landmarks such as anatomic structures in a patient.

PROPULSION ASSEMBLY FOR ENDOSCOPE

A propulsion assembly for an endoscope includes a support sleeve and a barrel unit. An endless track device is disposed to extend along inner and outer surfaces of the barrel unit, for endlessly moving in an axial direction of an elongated tube of the endoscope, and contacting a wall of a body cavity, for propulsion of the elongated tube. Worm wheels are disposed on the support sleeve, for driving the endless track device by engagement therewith. Plural idler rollers are disposed on the inner surface of the barrel unit in a rotatable manner, for keeping the endless track device movable in driving of the worm wheels. An guide projection is formed on the endless track device. A guide groove is formed in the barrel unit, for receiving the guide projection, to guide the endless track device on the barrel unit in the axial direction. 1. A propulsion assembly for an endoscope , comprising:a support sleeve for mounting on a tip portion of an elongated tube of said endoscope;a barrel unit disposed around said support sleeve;an endless track device, disposed to extend along inner and outer surfaces of said barrel unit, for endlessly moving in an axial direction of said elongated tube in contact with a wall of a body cavity, for propulsion of said tip portion;a plurality of roller wheels, disposed on said support sleeve, for driving said endless track device by engagement therewith;a plurality of idler rollers, disposed on said inner surface of said barrel unit in a rotatable manner, for applying tension to said endless track device in cooperation with said roller wheels;at least one guide projection formed on a first one of said endless track device and said barrel unit;at least one guide groove, formed in a second one of said endless track device and said barrel unit, for receiving said guide projection, to guide said endless track device on said barrel unit in said axial direction.2. A propulsion assembly as defined in claim 1 , further comprising:a drive sleeve, supported ...

Rotate-to-Advance Catheterization System

An apparatus for accessing a bodily passageway includes: an endoscope including an insertion portion configured to inserted into the bodily passageway; a drive tube including a lumen configured to receive the endoscope; a helically-wound thread disposed on an outer wall of the drive tube and configured such that rotation of the drive tube causes the drive tube with the endoscope to move along the passageway; a flexible drive shaft configured to transfer rotary motion generated by a power supply; and a rotatable drive collar disposed on the endoscope and configured to rotate the drive tube relative to the endoscope, the rotatable drive collar including a stator, a rotor rotatable over the stator and detachably coupled to the drive tube, a rotary gear configured to transfer the rotary motion from the flexible drive shaft to the rotor to rotate the drive tube, and a watertight seal disposed between the stator and the rotor. 1. An apparatus configured to access a passageway comprising:a visualization apparatus configured to visualize an interior surface of the passageway;a tube being configured to receive the visualization apparatus;a helically-wound thread disposed on an outer wall of the tube and configured such that rotation of the tube causes the tube with the visualization apparatus to move along the passageway;an inner rotor disposed in the visualization apparatus;a watertight cover being configured to cover an outer surface of the inner rotor such that the watertight cover separates inside and outside of the visualization apparatus, the inner rotor being configured to contact with an interior surface of the watertight cover, wherein one or more projections are configured to form on an outer surface of the watertight cover; andan outer rotor configured to engage the one or more projections such that rotary motion of the inner rotor is transferred to the outer rotor across the one or more projections, the tube being configured such that the tube is coupled with the ...

Ultrasonic irradiation device

An ultrasonic irradiation device includes a sound source, a holding member, a first support member and a second support member. The sound source is configured to be placed in a space at least a part of which is covered with a wall surface and emit an ultrasonic wave toward a target area. The holding member is configured to hold the sound source. The first support member is configured to push a first area of the wall surface so that a distance between the sound source and the target area is kept at a predetermined value, the first supporting member being disposed on the holding member. The second support member is configured to push a second area of the wall surface including an area other than the first area so that the sound source is fixed to the wall surface together with the first support member.

Rotate-to-Advance Catheterization System

An apparatus for accessing a bodily passageway includes: an endoscope including an insertion portion configured to inserted into the bodily passageway; a drive tube including a lumen configured to receive the endoscope; a helically-wound thread disposed on an outer wall of the drive tube and configured such that rotation of the drive tube causes the drive tube with the endoscope to move along the passageway; a flexible drive shaft configured to transfer rotary motion generated by a power supply; and a rotatable drive collar disposed on the endoscope and configured to rotate the drive tube relative to the endoscope, the rotatable drive collar including a stator, a rotor rotatable over the stator and detachably coupled to the drive tube, a rotary gear configured to transfer the rotary motion from the flexible drive shaft to the rotor to rotate the drive tube, and a watertight seal disposed between the stator and the rotor.

SPACE-OPTIMIZED VISUALIZATION CATHETER

Methods and apparatuses for space-optimized visualization catheters are provided. Some embodiments utilize complimentary metal-oxide-semi-conductor (“CMOS”) technology integrated into a CMOS camera train holder system that may be a stand-alone component for use with a visualization catheter, such as a baby endoscope, or may be fabricated/extruded as a part of the catheter itself. Some embodiments of apparatuses, methods, and equivalents thereto provide better direct visual feedback to the medical personnel performing the procedure while providing a similarly-sized outer diameter visualization catheter device having an increased space therein for additional lumens and equipment or by reducing the overall outer diameter of the visualization catheter. 1. A visualization catheter comprising:an outer sheath comprising a proximal outer sheath portion, a distal outer sheath portion, an outer surface, and a lumen comprising an inner surface extending through the proximal outer sheath portion and the distal outer sheath portion;a camera train holder having an inner surface, an outer surface, a proximal camera train holder portion, and a distal camera train holder portion; wherein the camera train holder is disposed within the lumen of the outer sheath and wherein the outer surface of the camera train holder forms at least a portion of an outer wall of the outer sheath; wherein the camera train holder is configured to accept a visualization sensor; anda working channel extending through the proximal outer sheath portion and the distal outer sheath portion, wherein a least a portion of a boundary of the working channel is configured from the camera train holder and the inner surface of the outer sheath.2. The visualization catheter of claim 1 , further comprising an inner catheter coupled to the working channel; wherein the inner catheter is disposed within the lumen of the outer catheter.3. The visualization catheter of claim 1 , further comprising a flushing void claim 1 , ...

SPACE-OPTIMIZED VISUALIZATION CATHETER WITH CAMERA TRAIN HOLDER

Methods and apparatuses for space-optimized visualization catheters are provided. Some embodiments utilize complimentary metal-oxide-semi-conductor (“CMOS”) technology integrated into a CMOS camera train holder system that may be a stand-alone component for use with a visualization catheter, such as a baby endoscope, or may be fabricated/extruded as a part of the catheter itself. Some embodiments of apparatuses, methods, and equivalents thereto provide better direct visual feedback to the medical personnel performing the procedure while providing a similarly-sized outer diameter visualization catheter device having an increased space therein for additional lumens and equipment or by reducing the overall outer diameter of the visualization catheter. 1. A visualization system comprising: a proximal portion configured to receive a visualization sensor;', 'a distal portion configured to receive a lens stack;', 'an inner surface comprising a circular cross-sectional profile; and', 'an outer surface comprising a semi-circular cross-sectional profile;', 'wherein the camera train holder is configured for coupling to an outer sheath., 'a camera train holder comprising2. The visualization system of claim 1 , further comprising an outer sheath disposed about the outer surface of the camera train holder.3. The visualization system of claim 1 , wherein the camera train holder further comprises a light channel extending through the proximal portion and the distal portion.4. The visualization system of claim 1 , wherein the camera train holder further comprises a flush channel extending through the proximal portion and the distal portion.5. The visualization system of claim 1 , further comprising a visualization sensor coupled to the camera train holder.6. The visualization system of claim 1 , further comprising a lens stack coupled to the camera train holder.7. The visualization system of claim 1 , further comprising an outer sheath comprising a working channel claim 1 , wherein ...

SPACE-OPTIMIZED VISUALIZATION CATHETER WITH OBLONG SHAPE

Methods and apparatuses for space-optimized visualization catheters are provided. Some embodiments utilize complimentary metal-oxide-semi-conductor (“CMOS”) technology integrated into a CMOS camera train holder system that may be a stand-alone component for use with a visualization catheter, such as a baby endoscope, or may be fabricated/extruded as a part of the catheter itself. Some embodiments of apparatuses, methods, and equivalents thereto provide better direct visual feedback to the medical personnel performing the procedure while providing a similarly-sized outer diameter visualization catheter device having an increased space therein for additional lumens and equipment or by reducing the overall outer diameter of the visualization catheter. 1. A visualization catheter comprising: a body comprising a proximal body portion and a distal body portion, wherein an outer surface of the body comprises an oblong cross-sectional profile;', 'a working channel extending through the proximal body portion and the distal body portion; and', 'means for accepting a camera train holder., 'a catheter comprising2. The visualization catheter of claim 1 , further comprising the camera train holder disposed within the distal body portion of the catheter claim 1 , the camera train holder portion comprising:a proximal camera train holder portion configured to receive a visualization sensor; anda distal camera train holder portion configured to receive a lens stack.3. The visualization catheter of claim 2 , further comprising the visualization sensor configured in the proximal camera train holder portion.4. The visualization catheter of claim 3 , wherein the visualization sensor comprises a CMOS sensor.5. The visualization catheter of claim 2 , further comprising the lens stack configured in the distal camera train holder portion.6. The visualization catheter of claim 1 , wherein the catheter further comprises a light lumen extending through the proximal body portion and the distal ...

Intubation-Facilitating Oxygen Mask

A versatile, intubation-facilitating oxygen mask is provided including at least one diaphragm configured with a continuous, flexible, modifiable membrane from which an instrument-access port may be manually constructed, when and if needed. The novel oxygen mask preferably includes a multiple-inlet port having a standard oxygen tube connector and an interchangeable breathing-therapy device connector, a carbon dioxide sampling port, an exhaust port, and a nose clip. The mask can be worn as a standard oxygen mask during traditional oxygen therapy, yet quickly converted into an intubation mask. The clinician manually perforates the nasal and/or oral membranes of the one or more diaphragms to create a point and size of entry perfectly matched to the requirements for a variety of procedures that may be performed involving nasally or orally introduced scopes or probes—without disturbing the ongoing benefits of increased oxygen saturation and continuous monitoring of expired gases. 1. A face mask for delivering breathable gas to a patient , comprising:a concave mask body having a peripheral edge, an outer surface, and an inner surface defining a cavity, adapted to fit over the mouth and at least the lower region of the nose of the patient;at least one diaphragm, wherein each one of said at least one diaphragm is sealed by a continuous, perforatable, modifiable membrane from which an instrument-access port can be manually constructed; anda standard oxygen tube connector configured to allow a tube delivering breathable gas to be attached.2. The face mask for delivering breathable gas to a patient claim 1 , as recited in claim 1 , further comprising a carbon dioxide sampling port configured to allow monitoring of expired gasses.3. The face mask for delivering breathable gas to a patient claim 1 , as recited in claim 1 , further comprising an exhaust port.4. The face mask for delivering breathable gas to a patient claim 1 , as recited in claim 1 , further comprising a nose clip ...

FIDUCIAL PLACEMENT SYSTEM AND SPLAYED STYLET

A fiducial deployment system may include one or more of a needle including a dimpled retention structure configured to releasably retain a plurality of fiducials, each of which includes a central aperture (which may be embodied as a groove or similar opening); a retention/deployment stylet that traverses through each fiducial's central aperture and releasably engages a distalmost fiducial of the plurality of fiducials with a splayed distal stylet end; a pusher cannula member; and echogenic dimpling and/or other echogenic-enhancing features on at least a distal portion of the needle. 1. A fiducial deployment system comprising: a generally tubular cannula body defining a needle lumen disposed through at least a lengthwise portion of the cannula body and', 'a distal needle end opening at a distal end of the needle lumen;', 'a distal needle end region, the distal end region comprising'}], 'a needle including'}at least one fiducial comprising a fiducial body slidably disposed in the needle lumen, which fiducial body includes a fiducial aperture extending longitudinally therethrough;a pusher slidably disposed longitudinally through the needle lumen proximal of and contacting the at least one fiducial, where the pusher is configured to advance the at least one fiducial out of the distal needle end opening; anda stylet extending longitudinally through a portion of the needle lumen and the aperture of the at least one fiducial,wherein the stylet includes at least one splayed distal end portion that is biased apart to engage a distal end surface of the at least one fiducial and that is sufficiently collapsible to pass through a cross-sectional area of the fiducial aperture, such that the stylet is configured to releasably retain the at least one fiducial.2. The fiducial deployment system of claim 1 , where the pusher is embodied as a pusher cannula including a pusher lumen longitudinally disposed therethrough claim 1 , through which a portion of the stylet slidably extends.3. ...

METHODS AND DEVICES FOR GASTROINTESTINAL SURGICAL PROCEDURES USING NEAR INFRARED (nIR) IMAGING TECHNIQUES

Described herein are methods and devices for performing gastrointestinal surgical procedures using near infrared (nIR) imaging techniques. Described herein are imaging systems, endoscopes, and methods making use of near infrared (nIR) imaging techniques. The imaging systems, endoscopes, and methods can be used, for example, in endoscopic retrograde cholangiopancreatography (ERCP) for visualization of the intraduodenal portion of the bile duct, and in procedures to visualize and to direct treatment of bleeding ulcers, gastrointestinal bleeding, and tumors, for example, a pancreatic mass. 1. An imaging system for an endoscope comprising:a light source capable of emitting near-infrared (nIR) light;an objective lens;an optical filter;an imaging sensor; andan image display unit.2. The imaging system of wherein the light source is capable of emitting nIR light having a wavelength of 800 nm.3. The imaging system of wherein the optical filter is a band-pass filter centered at 830 nm or a long-pass filter excluding light below 810 to 820 nm.4. The imaging system of wherein the light source is further capable of emitting visible light.5. The imaging system of wherein the imaging sensor is a camera.6. The imaging system of wherein the camera is a solid state nIR sensitive camera.7. The imaging system of wherein the image display unit is a monitor.8. The imaging system of wherein said endoscope is adapted for use in endoscopic retrograde cholangiopancreatography (ERCP).9. The imaging system of wherein said endoscope is adapted for use in esophagogastroduodenoscopy (EGD).10. An endoscope comprising:a distal portion for insertion into a patient;a proximal portion which is external to the patient; andan imaging system having a light source capable of emitting near-infrared (nIR) light; an objective lens; an optical filter; and an imaging sensor.11. The endoscope of wherein the light source and objective lens are positioned at a distal end of the endoscope.12. The endoscope of ...

Apparatus and Method for Resectioning Gastro-Esophageal Tissue

A system for stapling tissue comprises a flexible endoscope and an operative head including a pair of opposed, curved tissue clamping jaws sized to pass through an esophagus, the jaws being moveable with respect to one another between an open tissue receiving configuration and a closed tissue clamping configuration, a first one of the curved jaws including a stapling mechanism and a second one of the jaws including a staple forming anvil surface, the stapling mechanism including staple slots through which staples are fired arranged in a row extending from a proximal end of the first jaw to a distal end thereof in combination with a control handle which, when the operative head is in an operative position within one of a patient's stomach and esophagus, remains outside the patient, the control handle including a first actuator for moving the jaws relative to one another and a second actuator for operating the stapling mechanism.

GASTROINTESTINAL LAVAGE SYSTEM

An apparatus having a tube section and an expanded end. The tube section is flexible while the end section is rigid. The apparatus has a central bore, large enough to loosely receive an endoscope tube, and the end section has two peripheral bores which communicate with the central bore. There is a collar around the central bore which allows formation an air- and water-tight seal with the head of an endoscope. The tube may be fenestrated at its proximal end and may include medial pleats. This apparatus is mainly used by: sliding an endoscope into the central bore until the endoscope head forms an air- and water-tight seal with the central bore; connecting a lavage tube to one peripheral bore and a vacuum tube to the other peripheral bore; inserting the endoscope and the apparatus into a GI tract; and manually controlling the apparatus to apply lavage and vacuum. 1. A method of performing gastrointestinal lavage comprising the steps of:providing a tube having a proximal end, a distal end, a flexible section intermediate said proximal and distal ends, a rigid, expanded section at said distal end, and a main central bore configured to loosely receive a tube of an endoscope, said proximal end being configured to slide into a gastrointestinal tract, said flexible section intermediate said proximal and distal ends including a surface defining a medial pleat configured to allow said tube to flex backwards up to about 180° without collapsing said main central bore, said rigid, expanded end section including a distal central bore in communication with said main central bore, and said rigid, expanded end section including a plurality of peripheral bores in communication with said distal central bore and configured to connect lavage and vacuum tubing to said distal central bore;sliding an endoscope tube first into said central bore until said endoscope head forms an air- and water-tight seal with said central bore;connecting a lavage tube to one of said peripheral bores; ...

ENDOSCOPES ENHANCED WITH PATHOGENIC TREATMENT

Various endoscopes are integrated with an applicator configured for delivering a therapeutic solution to an internal anatomic target that may be infected by pathogenic microorganisms and a UV light-emitting device transmitting UV light thereto. 1. A system for examining an internal anatomical target in a patient's body and treating pathogenic infections therein , the system comprising:an endoscope for examining the internal anatomical target;a device for delivering actinic radiation, the radiation-delivery device having an emission channel; andan applicator comprising a reservoir for a radiation-activatable biocidal fluid and a fluidic channel,wherein a light output of the emission channel and a fluidic outlet of the fluidic channel are configured for accessing the internal anatomical target and delivering actinic radiation and a radiation-activatable biocidal fluid, respectively, thereto without interfering with operation of the endoscope.2. The system of claim 1 , wherein the endoscope claim 1 , device and the applicator are integrated into a single assembly.3. The system of claim 1 , wherein the endoscope is configured to enter a first surgical port and the light output and the fluidic outlet are configured to enter a second surgical port spaced apart from the first surgical port.4. The system of claim 1 , wherein the endoscope is a gastrointestinal endoscope claim 1 , comprising at least one working channel and at least one optical channel for guiding light to the internal anatomical target.5. The system of claim 4 , wherein the working channel is the fluidic channel and the optical channel is the emission channel.6. The system of claim 4 , wherein the emission channel and the fluidic channel are disposed within the working channel of the gastrointestinal endoscope.7. The system of claim 1 , wherein the endoscope is a cystoscope claim 1 , comprising a first channel for providing images of the internal anatomical target and a second channel for allowing fluids to ...

FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE

The invention relates to a compact videoendoscope, which has additional movements on its tip, allowing better utilization of the movements performed in the distal segment of the device. The videoendoscope according to the invention also provides, in addition, an image processor and monitor incorporated to the handle, or proximal part of the device, with light originating from the device itself through LEDs placed at the distal tip. 1. FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE , characterized in that the insertion tube , in its distal end , has a last segment articulated with pivoting movements.217. FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE , characterized in that it is provided in its distal end , with a pivoting mechanism ().317171717abc. FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE claim 2 , as claimed in claim 2 , characterized in that the pivoting mechanism () is totally hollow and divided into two segments (and ) claim 2 , joined by pivots () which do not pass through the hollow space of the mechanism.41713a. FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE claim 3 , as claimed in claim 3 , characterized in that the back part of the first segment () of said pivoting mechanism is fitted with the attachment point of the cables () that control the movements of the distal tip of the insertion tube claim 3 , said movements being in two mutually orthogonal planes.517141317bb. FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE claim 3 , as claimed in claim 3 , characterized in that claim 3 , to the second segment () of the pivoting mechanism claim 3 , two control cables () are connected claim 3 , which pass beyond said attachment point () and are fixed on the posterior part of said second segment () of the pivoting mechanism claim 3 , allowing two additional and independent movements of the distal end.61715b. FLEXIBLE GASTROINTESTINAL VIDEOENDOSCOPE claim 3 , as claimed in claim 3 , characterized in that claim 3 , to the front part of the second segment () of the pivoting mechanism the ...

APPARATUS AND METHOD FOR NUCLEAR IMAGING

A system for endoscopic nuclear imaging, a nuclear probe and related methods are provided. In one embodiment, a system includes a movable endoscopic nuclear probe which comprises a collimator and a detector, the endoscopic nuclear probe having an elongated body with a longitudinal axis (X), wherein the detector and the collimator are arranged on the elongated body, and the collimator having a field of view with an axis (Y) and the axis (Y) is angled with respect to the axis (X) of the elongated body of the endoscopic nuclear probe; means for determining the position and orientation of the elongated body of the endoscopic nuclear probe; an evaluation unit including means for computationally determining an actual position and actual orientation of the elongated body of the endoscopic nuclear probe; and a program storage section and means for computing at least one quality parameter of the image. 1. A system for endoscopic nuclear imaging , which comprises:a movable endoscopic nuclear probe which includes a collimator and a detector for detecting radioactive radiation, wherein the endoscopic nuclear probe has an elongated body with a longitudinal axis (X), which is designed to be inserted into the body of a patient, wherein the detector and the collimator are arranged on the elongated body of the endoscopic nuclear probe, and wherein the collimator has a field of view with an axis (Y), wherein the axis (Y) of the field of view of the collimator is angled with respect to the axis (X) of the elongated body of the endoscopic nuclear probe;means for determining the position and orientation of the elongated body of the endoscopic nuclear probe; i) an interface system for transmitting data with information about the detected radioactive radiation, and information about the position and orientation of the elongated body of the endoscopic nuclear probe to the evaluation unit,', 'ii) a data storage section for storing the information;', 'iii) means for synchronising the ...

Vacuum System and Endoscopy Arrangement for Endoscopic Vacuum Therapy

A vacuum system is described for endoscopic intracavity, intraluminal or intracorporeal vacuum therapy, for aspirating body fluids, wound secretions or gases from a hollow volume, such as a body cavity, a hollow organ, a tissue abscess or an intestinal lumen, particularly in the production of a temporary endoscopic closure of an intestinal lumen. Based on this, many embodiments of an endoscopy arrangement are described. 1. Vacuum system for endoscopic intracavitary intraluminal or intracorporeal vacuum therapy for aspirating body fluids , wound secretions or gases from a hollow space , such as a body cavity , a hollow organ , a tissue abscess or an intestinal lumen , in particular in creating of a temporary endoscopic closure of an intestinal lumen , the vacuum system comprising:a vacuum pump having a control input for receiving a control signal for control of its vacuum and having, on its negative pressure side, a connection for a vacuum drainage arrangement, andconnected or connectable to the control input of the vacuum pump, a pressure regulating unit,having a test signal input for receiving at least one pressure test signal, which provides a measure for a pressure or negative pressure prevailing at the hollow space to be treatedand which is designed,upon specificationa) of a negative pressure value at the hollow space to be treated, being selectable from a predefined negative pressure value interval, and i) figuring in a predetermined dead volume of the vacuum drainage device arrangement that is connectable to the vacuum pump, to determine a first suction capacity of the vacuum pump, required for generating the specified negative pressure at the hollow space to be treated within the specified evacuation period, and to transmit a corresponding first control signal to the control input of the vacuum pump,', 'ii) upon generating the specified negative pressure at the hollow space to be treated, to monitor the pressure test signal and to determine, as a function of ...

Introduction devices for highly articulated robotic probes and methods of production and use of such probes

In an introduction assembly for an articulated probe, a feeding mechanism has actuators for controlling the articulated probe. The introduction device is fixed in a positional relationship to the feeding mechanism. The introduction device includes a support member configured to support an articulated probe. A proximal end of the support member has an entrance configured to guide the articulated probe into contact with the support member. A distal end of the support member has an exit configured to guide the articulated probe from the support member into a region of interest.

MULTI-STAGE PROCEDURES WITH A MODIFIABLE FIBER AND A GUIDE TUBE CONTAINING AN INSTRUMENT

Disclosed is an apparatus that includes a modifiable fiber structure adapted to operate in at least two configurations such that is a sideways-firing configuration the fiber structure is adapted to emit radiation in a substantially sideways direction relative to a longitudinal axis of the fiber structure, and in another, axial-firing, configuration the fiber structure is adapted to emit radiation in substantially axial direction relative to the longitudinal axis of the fiber structure. Also disposed is another apparatus that includes a guide tube disposed within a scope, the guide tube configured to be advanced to a position near an area to be treated so that the scope can be advanced along the guide tube to the position near the area to be treated. The guide tube is further configured to receive a treatment instrument to perform a treatment procedure on the area to be treated. 1. An apparatus for endoscopic retrograde cholangio-pancreatography , said apparatus comprising;a device having a radial, side opening proximate to end thereof and an inner channel that opens into the opening; anda fiber structure comprising an energy-transmitting fiber and a cover surrounding the energy-transmitting fiber, the energy transmitting fiber including an end that is substantially flush with the cover such that the fiber structure selectively travels through the side opening at a non-axial angle, andwherein the energy transmitting fiber is selectively modifiable from a first configuration to a second configuration, the first configuration permitting radial transmission of energy from the fiber, the second configuration permitting axial transmission of energy from the fiber.2. The apparatus of claim 1 , wherein claim 1 , in the first claim 1 , configuration claim 1 , the apparatus provides a first therapeutic effect and when in the second configuration claim 1 , the apparatus provides a second therapeutic effect different from the first.3. The apparatus of claim 1 , wherein claim 1 ...

Optically Guided Feeding Tube, Catheters and Associated Methods

The present invention provides devices and methods for safe, easy and cost effective means of placing and verifying proper placement of nasogastric and nasoenteric feeding tubes. Specifically, an integrated feeding device including a tube operable to deliver a nutritional and/or medicinal substance to the gastrointestinal tract, an optical system including a light source, flexible optical fibers or a camera, and a lens, and a steering system is disclosed. The components of the system, namely the optical system and the steering system, may be integrated into the tube. 149.-. (canceled)50. A method for draining fluid in the gastrointestinal tract , the method comprising:selecting a catheter having a distal end, a first port disposed in the distal end and a second port disposed proximal from the distal end and in fluid communication with the first port, and an optical system extending substantially the length of the catheter;advancing the catheter through the nasal canal, the esophagus and the stomach while at least periodically observing images relayed by the optical system; andadvancing the distal end of the catheter into a duct of the gastrointestinal system such that the second port is disposed in the intestine so as to allow fluid to drain through the lumen extending from the first port to the second port.51. The method according to claim 50 , wherein the catheter is left in place more than 24 hours and wherein the method comprises periodically viewing tissue and/or fluid in the duct through the optical system.5255.-. (canceled)56. An optically guidable feeding tube comprising:a tube comprising an elongate body, the elongate body being of sufficient length that the proximal end may be disposed outside of a patient adjacent a nasal or oral cavity of the patient while the elongate body extends through the nasal or oral cavity of the patient, though the patient's esophagus and at least into the stomach, the elongate body including at least one lumen having an opening ...

ENDOSCOPIC BITE BLOCK

An endoscopic bite block, with teeth position defining regions which guide the subject's teeth to grip the bite block in their natural position, with the teeth of the upper jaw positioned further out than the lower jaw teeth. These teeth position defining regions are also preferably curved to match the curved shape of the jaw. The upper and lower parts of the front plate of the bite block may also be positioned at different distances out, so that upper and lower lip regions both contact the front plate snuggly. The bite block may be used with separate oral/nasal cannulae, or may incorporate breath sampling or gas supply cannulae. A flexible flapped curtain at the outer end of the bite block may be provided to largely enclose the inner volume of the bite block to enable more accurate capnographic sampling under conditions of wide-open mouth breathing. 132-. (canceled)33. An endoscopic bite block , comprising:a tubular body comprising an inner end section adapted for insertion into the mouth of a subject, an outer end section adapted for insertion of an endoscopic probe, a central channel, an upper wall having an upper outer surface, and a lower wall having a lower outer surface;a front plate connected to said outer end section of said tubular body; andteeth positioning regions across at least part of said upper and lower outer surfaces, said teeth positioning region in said upper surface being disposed outwardly relative to said teeth positioning region in said lower surface.34. The endoscopic bite block according to claim 33 , and wherein at least one of said upper and lower surfaces has a generally flattened portion on which its associated teeth positioning region is disposed.35. The endoscopic bite block according to claim 33 , and wherein at least one of said teeth positioning regions is curved in the plane of its associated surface to approximate the curve of the teeth in a human jaw.36. The endoscopic bite block according to claim 33 , and wherein at least one ...

ENDOSCOPE SYSTEM AND METHOD FOR OPERATING ENDOSCOPE SYSTEM

An endoscope system includes an image acquisition section, an attention area setting section, and a scaling section. The image acquisition section acquires a captured image that includes an object image. The attention area setting section sets an attention area within the captured image based on information from the endoscope system. The scaling section performs a local scaling process that relatively enlarges the attention area as compared with another area. 1. An endoscope system comprising:an image acquisition section that acquires a captured image that includes an object image;an attention area setting section that sets an attention area within the captured image based on information from the endoscope system; anda scaling section that performs a local scaling process that relatively enlarges the attention area as compared with another area.2. The endoscope system as defined in claim 1 ,the scaling section performing the local scaling process while maintaining an angle of view of the captured image.3. The endoscope system as defined in claim 2 ,the attention area setting section setting the attention area using the captured image as the information from the endoscope system.4. The endoscope system as defined in claim 3 ,the captured image being an in vivo image,the attention area setting section including a contact state information acquisition section that acquires contact state information about a contact state between an end of a scope and tissue based on the captured image, andthe attention area setting section setting the attention area based on the contact state information.5. The endoscope system as defined in claim 4 ,the contact state information acquisition section detecting a specific color area of the captured image that has a color within a specific color range, and setting a contact area based on the specific color area, andthe attention area setting section setting an area other than the contact area to be the attention area.6. The endoscope ...

METHOD FOR DETERMINING MEASURED DATA FROM THE STOMACH OF A PATIENT

In a method to obtain measurement data from the stomach of a patient using an endoscope, a degassed aqueous drink solution is administered to the stomach of the patient and the measurement data are acquired with the degassed aqueous drink solution present in the stomach. 1. A method for acquiring measurement data from the stomach of a patient , comprising the steps of:degassing an aqueous drink solution by preparing said aqueous drink solution isotonically, and thereafter administering the degassed aqueous drink solution to the stomach of a patient; andacquiring measurement data from the stomach of the patient using a camera contained in an endoscope with said degassed aqueous drink solution present in the stomach of the patient during the acquisition of the measurement data.2. A method as claimed in comprising preparing said aqueous drink solution isotonically by adding NaCl thereto.3. A method as claimed in comprising acquiring said measurement data by magnetically guiding said capsule endoscope in the stomach of the patient using an extracorporeally-applied magnetic field. The present application is a divisional application of application Ser. No. 13/056,394, filed on Jan. 28, 2011.1. Field of the InventionThe invention concerns a method to determine measurement data from the stomach of a patient, of the type wherein an endoscope is used to acquire measurement data in the stomach of a patient and an aqueous drink solution is present in the stomach of the patient. The invention moreover concerns a drink solution for the implementation of such a method.2. Description of the Prior ArtAs used herein, an endoscope means both a generally known, classical endoscope which is brought into the stomach of a patient with the use of a tube directed through the mouth or nose of the patient, and a capsule endoscope (known for example from DE 101 42 253 C1) that the patient can independently swallow. A drink solution is a liquid provided for use in the field of medicine that is ...

IN-VIVO VISUALIZATION SYSTEM

Several embodiments of the present invention are generally directed to medical visualization systems that comprise combinations of disposable and reusable components, such as catheters, functional handles, hubs, optical devices, etc. Other embodiments of the present invention are generally directed to features and aspects of an in-vivo visualization system that comprises an endoscope having a working channel through which a catheter having viewing capabilities is routed. the catheter may obtain viewing capabilities by being constructed as a vision catheter or by having a fiberscope or other viewing device selectively routed through one of its channels. The catheter is preferably of the steerable type so that the distal end of the catheter may be steered from its proximal end as it is advanced with the body. A suitable use for the in-vivo visualization system includes but is not limited to diagnosis and/or treatment of the duodenum, and particularly the biliary tree. 133-. (canceled)34. A catheter handle for steering a catheter shaft having a proximal region and a distal region and at least one elongate steering element having a distal end region secured at or near the distal region of the catheter shaft and a proximal end , the catheter handle comprising:a catheter handle housing having the proximal of the catheter shaft attached thereto;a steering controller carried by the catheter handle housing and having the proximal end of the at least one elongate steering element connected thereto, the steering controller being movable from a first position to a second position, the steering controller capable of applying tension to the at least one elongate steering element when the steering controller moves from the first position to the second position; anda lock mechanism for retaining the steering controller in the second position to prevent movement thereof, the lock mechanism movable between an unlocked position and a locked position and associated with the steering ...

ENDOSCOPE SYSTEM AND METHOD FOR OPERATING ENDOSCOPE SYSTEM

An endoscope system includes an image acquisition section, an attention area setting section, and a dimming control section. The image acquisition section acquires a captured image that includes an object image. The attention area setting section sets an attention area within the captured image based on information from the endoscope system. The dimming control section performs a dimming control process that controls the intensity of illumination light based on the attention area set by the attention area setting section. 1. An endoscope system comprising:an image acquisition section that acquires a captured image that includes an object image, the object image being obtained by applying illumination light emitted from a light source section to an object;an attention area setting section that sets an attention area within the captured image based on information from the endoscope system; anda dimming control section that performs a dimming control process that controls an intensity of the illumination light based on the attention area set by the attention area setting section.2. The endoscope system as defined in claim 1 ,the attention area setting section setting the attention area using the captured image as the information from the endoscope system.3. The endoscope system as defined in claim 2 ,the captured image being an in vivo image,the attention area setting section including a contact state information acquisition section that acquires contact state information about a contact state between an end of a scope and tissue based on the captured image, andthe attention area setting section setting the attention area based on the contact state information.4. The endoscope system as defined in claim 3 ,the contact state information acquisition section detecting a specific color area of the captured image that has a color within a specific color range, and setting a contact area based on the specific color area, andthe attention area setting section setting an area ...

SHARED BITE BLOCK

A shared bite block is disclosed which can be employed to simultaneously establish a viable airway for a patient, while providing surgical access to the esophagus of the patient. Structurally, the device includes a hollow, tubular shaped body portion that is formed as a sidewall with open ends. The sidewall surrounds an interior space and a partition extends across the interior space to divide the space and establish a hole and a guideway. A pair of extensions is each attached to the proximal end of the body portion and a flange is formed at the distal end of the body portion. In use, the patient bites down on the body portion between the extensions and the flange. An airway tube can then be inserted into the guideway of the body portion. Unobstructed surgical access into the esophagus is established through the hole of the body portion of the device. 1. A device for establishing surgical access into the esophagus of a patient which comprises:a hollow tubular shaped body portion defining an axis and having a proximal end and a distal end, with a sidewall oriented substantially parallel to the axis and extending between the proximal end and the distal end of the body portion to surround an interior space, with the sidewall substantially centered on the axis;a partition extending across the interior space between the proximal end and the distal end of the body portion to establish a hole through the interior space on a first side of the partition, and to establish a guideway through the interior space on a second side of the partition; andan airway tube having a proximal end and a distal end, wherein the airway tube is selectively inserted into the guideway of the body portion, to position the proximal end of the airway tube substantially flush with the proximal end of the body portion, and to position the distal end of the airway tube in breathing communication with the trachea of the patient, while establishing surgical access into the esophagus through the hole of ...

Balloon-equipped endoscopic devices and methods thereof

An endoscopy system including a balloon-equipped endoscope including a balloon which is configured for slidable frictional engagement with an interior wall of a body passageway and axial stretching of the interior wall when inflated to a slidable frictional engagement pressure and displaced axially along the body passageway and a balloon inflation subsystem operative to selectably inflate the balloon to the slidable frictional engagement pressure.

INSERTION OPENING ATTACHMENT

An insertion opening attachment is used in combination with an endoscope apparatus configured to observe the inside of a subject. The attachment is attached to an insertion opening opened in the subject into which an insertion unit of the endoscope apparatus is inserted, wherein the insertion opening attachment comprises an attachment main body having a flanged cylindrical shape which is fixed to a peripheral edge region of the insertion opening in a state the insertion opening attachment is inserted in the insertion opening. The attachment main body comprises is attachment state detection unit which detects whether the attachment main body is attached to the insertion opening and an insertion state detection unit which detects whether the insertion unit is inserted in the insertion opening. 1. An insertion opening attachment that is used in combination with an endoscope apparatus configured to observe the inside of a subject and that is attached to an insertion opening opened in the subject into which an insertion unit of the endoscope apparatus is inserted ,wherein the insertion opening attachment comprises an attachment main body having a flanged cylindrical shape which is fixed to a peripheral edge region of the insertion opening in a state the insertion opening attachment is inserted in the insertion opening, andthe attachment main body comprises:an attachment state detection unit which detects whether the attachment main body is attached to the insertion opening; andan insertion state detection unit which detects whether the insertion unit is inserted in the insertion opening.2. The insertion opening attachment according to claim 1 ,wherein, in a state that the attachment main body is attached to the insertion opening,the attachment state detection unit is arranged on a surface of the attachment main body facing the subject, andthe insertion state detection unit is arranged on a surface facing the insertion unit when the insertion unit is inserted in the ...

MONITORING DISPOSITION OF TETHERED CAPSULE ENDOSCOPE IN ESOPHAGUS

A scanning flexible endoscope includes a tether attached to a capsule. The tether controls a disposition of the capsule within a body lumen such as the esophagus. A scanning device in the capsule optically scans the adjacent tissue on the inside surface of the body lumen as the capsule is moved axially through the body lumen. A non-contact sensor responds to indicia on the tether to measure a relative position of the tether and the capsule in the body lumen. The indicia can be analog or digital in form and the sensor can be either magnetic, or optical. A wiper is optionally provided to remove bodily fluids from the tether when pulled from the body lumen past the sensor. A pulse of fluid can be delivered to the distal end of the tether to cause the body lumen to distend, facilitating free movement of the capsule in the lumen. 1. A method for imaging a body lumen of a patient , the method comprising:providing an imaging apparatus comprising a scanning capsule coupled to a flexible tether, the scanning capsule comprising a scanning device disposed within a capsule housing;introducing the scanning capsule and at least a portion of the flexible tether into the body lumen of the patient by swallowing, wherein the scanning capsule advances along the body lumen with normal peristalsis;scanning light onto a portion of the body lumen using the scanning device;detecting light from the portion of the body lumen using a light sensor;generating one or more images of the portion of the body lumen in response to the detected light;determining a rate for withdrawing the scanning capsule from the body lumen based on the one or more images; andwithdrawing the scanning capsule from the body lumen according to the determined rate.2. The method of claim 1 , further comprising stitching the one or more images together so as to generate a panoramic image of the portion of the body lumen.3. The method of claim 2 , wherein the stitching is performed using automated image stitching software.4 ...

UPPER GASTROINTESTINAL BLEEDING MONITORING SYSTEM

An upper gastrointestinal bleeding monitoring system includes a detection device and a signal processing device to determine bleeding condition of an upper gastrointestinal tract by using relation of time and intensity ratios of RGB three primary colors. The detecting device is placed to the upper gastrointestinal tract of a patient via his/her mouth or nasal passage and then stay the upper gastrointestinal tract for several days for detection of bleeding. The signal processing device may receive and display signal from the detection device to help medical professionals check if bleeding occurs in an upper gastrointestinal tract. Moreover, a procedure of determination of bleeding in an upper gastrointestinal tract with the upper gastrointestinal bleeding monitoring system is described. 1. An upper gastrointestinal bleeding monitoring system , comprising:a detection device including a cable, a bleeding detecting device and a signal transmission module, wherein the bleeding detecting device is coupled to the signal transmission module with the cable and provided to output a time signal of RGB three primary colors; and a signal processing device including a signal display and receiving the time signal of RGB three primary colors from the bleeding detecting device, wherein the signal processing device analyzes an intensity ratio of the time signal of RGB three primary colors, determines bleeding condition according to the intensity ratio of the time signal of RGB three primary colors, provides bleeding alarm, and evaluates bleeding time.2. The upper gastrointestinal bleeding monitoring system according to claim 1 , wherein the position of the bleeding detecting device in an upper gastrointestinal tract can be adjusted by the cable.3. The upper gastrointestinal bleeding monitoring system according to claim 1 , wherein the bleeding detecting device is put into an upper gastrointestinal tract of a patient via his/her nasal passage or mouse.4. The upper gastrointestinal ...

Apparatus, systems and methods for characterizing, imaging and/or modifying an object

Method and apparatus can be provided according to an exemplary embodiment of the present disclosure. For example, with at least one first section of an optical enclosure, it is possible to provide at least one first electro-magnetic radiation. In addition, with at least one second section provided within the enclosure, it is possible to cause, upon impact by the first radiation, a redirection of the first radiation to become at least one second radiation. Further, with at least one third section of the optical enclosure, it is possible to cause at least one second radiation to be provided to a tissue. For example, the redirection of the first radiation causes, at least approximately, a uniform optical illumination on of a surface of the tissue.

SYSTEM AND CATHETER FOR IMAGE GUIDANCE AND METHODS THEREOF

A catheter-based imaging system comprises a catheter having a telescoping proximal end, a distal end having a distal sheath and a distal lumen, a working lumen, and an ultrasonic imaging core. The ultrasonic imaging core is arranged for rotation and linear translation. The system further includes a patient interface module including a catheter interface, a rotational motion control system that imparts controlled rotation to the ultrasonic imaging core, a linear translation control system that imparts controlled linear translation to the ultrasonic imaging core, and an ultrasonic energy generator and receiver coupled to the ultrasonic imaging core. The system further comprises an image generator coupled to the ultrasonic energy receiver that generates an image. 1. An apparatus for ablation lesion monitoring and assessment at an ablation site in a tissue of a patient , the apparatus comprising:a catheter having an imaging care that is configured to acquire baseline image data at the ablation site prior to ablating and post-ablation image data at the ablation site after ablating; compensate the baseline image data and post-ablation image data for motion,', 'co-register the compensated baseline image data and the compensated post-ablation image data to produce co-registered image data,', 'segment the co-registered image data of a left atrial wall of the patient from surrounding tissue to produce segmented image data,', 'calculate ultrasound tissue classifiers of the segmented image data, and', 'provide an indication on the display based on the ultrasound tissue classifiers; and, 'an imaging engine having a display and a processing unit, the imaging engine configured toa titrator configured to map contiguity and transmurality of ablative lesions responsive to the calculated ultrasound tissue classifiers.2. The apparatus of claim 1 , wherein the indication provided on the display is selected from the group consisting of: a location indication of a potential adverse event ...

SYSTEMS AND RELATED METHODS FOR TISSUE TREATMENT

Systems and methods for treating tissue may include one or more delivery devices, a grasping element, a first ring for anchoring to a wall of a gastrointestinal tract, and a second ring operably couplable to a radially inward surface of the first ring. Other embodiments include methods of treating tissues, including tubular tracts of tissue, comprising coupling a first ring to first tissue of a wall of a tissue tract, relocating a target tissue proximally to a position proximal to the first ring, coupling a second ring to the first ring, and cutting tissue proximal to the interface of the first and second rings. 1. A method of treating tissue , the method comprising:coupling a first ring to first tissue of a wall of a gastrointestinal tract, proximal to a target tissue;relocating the target tissue proximally to a position proximal to the first ring so that second tissue overlies the first ring;coupling a second ring to the first ring, with the second tissue between the first ring and the second ring; andcutting tissue proximal to the second tissue.2. The method of claim 1 , further comprising inserting an endoscope into the gastrointestinal tract.3. The method of claim 1 , further comprising deploying a grasping element to the wall of the gastrointestinal tract claim 1 , distal to the target tissue.4. The method of claim 3 , wherein the grasping element comprises barbs claim 3 , spikes claim 3 , hooks claim 3 , or other means for affixing to tissue.5. The method of claim 3 , wherein relocating the target tissue comprises relocating the grasping element from a position distal to the target tissue to a position proximal to the first ring.6. The method of claim 1 , wherein the coupling of the second ring to the first ring cuts tissue.7. The method of claim 6 , wherein the tissue cut by the coupling of the second ring to the first ring is proximal to the second tissue.8. The method of claim 1 , wherein cutting tissue proximal to the second tissue comprises a full ...

APPARATUS FOR TREATING GERD

The present invention relates to a reflux disease treatment apparatus, comprising two or more movement restriction device segments adapted to form an implantable movement restriction device with an elongated shape that maintains cardia in the correct position. The movement restriction device has proximal and a distal end, wherein the distal end is adapted to stabilize and hold the proximal end. The invention further comprises a control device for controlling the stimulation device to stimulate the cardia sphincter. The distal end can be further adapted to treat obesity, for example by stretching the wall of the stomach or filling out a volume of the stomach. 1374-. (canceled)375. An apparatus for treating reflux disease of a human patient , the apparatus comprising:a first movement restriction device segment, anda second movement restriction device segment,wherein the first movement restriction device segment and the second movement restriction device segment are adapted to be directly connected, in the patient, to each other into an assembled, implantable movement restriction device, andwherein the first and second movement restriction device segments have a size and shape allowing them to be invaginated by a stomach fundus wall portion of the patient and to maintain a predefined shape when assembled and invaginated by the stomach fundus wall portion, without injuring the stomach fundus wall, in a position between the patient's diaphragm and the cardia sphincter, such that movement of the cardiac notch of the patient's stomach towards the patient's diaphragm is restricted to thereby prevent the cardia from sliding through the patient's diaphragm opening into the patient's thorax, wherein the assembled movement restriction device is configured to be disassembled into its movement restriction device segments if the movement restriction device leaves its invaginated stomach position, and wherein the movement restriction device segments are adapted to separately pass ...

ENDOLUMINAL SLEEVE GASTROPLASTY

Devices and methods of endolumenal formation of gastric sleeves are described. Some embodiments allow templating of a gastric sleeve by a gastric bougie, exposing a selected amount of tissue for suturing access, while maintaining sufficient internal working space for suturing within the template lumen. 1. A driver for manipulation of a needle fitted within the interior lumen of a bougie for suturing a bougie-shaped stomach portion under viewing by an endoscope , the driver comprising:a shaft, sized to pass along a working channel of the endoscope; anda driver head attached to the shaft;wherein the driver head comprises a needle engaging portion held away from the shaft by at least one flexible support member to a first distance where it engages said needle at a first rotational position when inserted to the bougie; andwherein rotation of the shaft from the first rotational position to a second rotational position while the needle engaging portion is engaged with the needle causes the driver head to advance the engaged needle, while the flexible support member flexes to move the needle engaging portion to a second distance from the shaft.2. The driver of claim 1 , wherein the driver head has a collapsed state sized to pass along the working channel with the shaft.3. The driver of claim 2 , wherein said shaft includes an aperture claim 2 , and said driver head in said collapsed state fits into said aperture.4. The driver of claim 3 , comprising a control member attached to said driving head claim 3 , said control member extending proximally from said driving head and configured to deliver a force to withdraw said driver head into said aperture and/or extend said driver head from said aperture.5. The driver of claim 4 , wherein said force is applied by changing in tension on said control member.6. The driver of claim 1 , wherein said needle engaging portion is configured to be one or more of:opened to receive a portion of a body of said needle; andclosed to grip said ...

METHODS AND INSTRUMENTS FOR TREATING OBESITY AND GASTROESOPHAGEAL REFLUX DISEASE

An intraluminar method of treating obesity of a patient, having a stomach with a food cavity, is disclosed. The method comprises the steps of creating a pouch made of a stomach wall portion of the patient, closing the pouch by sutures, staples or a fixation device, and placing a volume filling device in the pouch before or after closing the pouch, and thus investigating the volume filling device in the pouch such that an outer surface of the volume filling device rests against an outer surface of the stomach wall. 182.-. (canceled)83. An intraluminar method of treating obesity of a patient having a stomach with a food cavity by implanting a volume filling device to reduce the size of the food cavity , the method comprising the steps of:introducing an instrument into the esophagus and into the stomach of the patient,introducing the volume filling device into the stomach of the patient,creating a hole through the stomach wall using the instrument, i. using the instrument, through the esophagus, to place an implantable non-invasive control unit for controlling the size of the volume filling device in the body of the patient,', 'ii. using the instrument, through the esophagus, to place at least a part of the implantable non-invasive control unit, or at least one of the conduit, the electrical lead, or the conduit and the electrical lead subcutaneously, and', 'iii. using the instrument, through the esophagus, to assist in the connection of the volume filling device to the implantable non-invasive control unit, or guiding the at least one of a conduit, an electrical lead, or the conduit and the electrical lead to a control unit location, for controlling the size of the volume filling device,, 'guiding, using the instrument or a guiding wire, at least one of a conduit, an electrical lead, or the conduit and the electrical lead, being attached to the volume filling device, out from the stomach into an abdomen, and at least one ofwherein the implantable non-invasive control ...

ULTRASOUND OBSERVATION APPARATUS, METHOD FOR OPERATING ULTRASOUND OBSERVATION APPARATUS, AND COMPUTER-READABLE RECORDING MEDIUM

An ultrasound observation apparatus for generating an ultrasound image based on an ultrasound signal acquired by an ultrasound probe, includes: a frequency analysis unit configured to analyze a frequency of the ultrasound signal to calculate a plurality of frequency spectra in accordance with reception depths and receiving directions of the ultrasound signal; a feature calculation unit configured to calculate a feature of each of the plurality of frequency spectra; an attenuation factor setting unit configured to set an attenuation factor of a computation-purpose region, the computation-purpose region being a region that is different from a region of interest in the ultrasound image and is used for computation for correcting the feature; and a feature correction unit configured to perform attenuation correction on the feature using the attenuation factor, thereby to calculate a corrected feature at a sampling point in the region of interest in the ultrasound image. 1. An ultrasound observation apparatus for generating an ultrasound image based on an ultrasound signal acquired by an ultrasound probe , the ultrasound probe having an ultrasound transducer configured to transmit ultrasound to an observation target and to receive the ultrasound reflected from the observation target , the ultrasound observation apparatus comprising:a frequency analysis unit configured to analyze a frequency of the ultrasound signal to calculate a plurality of frequency spectra in accordance with reception depths and receiving directions of the ultrasound signal;a feature calculation unit configured to calculate a feature of each of the plurality of frequency spectra;an attenuation factor setting unit configured to set an attenuation factor of a computation-purpose region, the computation-purpose region being a region that is different from a region of interest in the ultrasound image and is used for computation for correcting the feature; anda feature correction unit configured to perform ...

IMAGE PROCESSING DEVICE AND METHOD FOR OPERATING ENDOSCOPE SYSTEM

A first signal ratio (−log(B/G)) between a B image signal and a G image signal is calculated. A second signal ratio (−log(G/R)) between the G image signal and an R image signal is calculated. A difference between first and second signal ratios in a first area and first and second signal ratios in a second area is increased to enhance a color difference between normal mucosa and an abnormal region (an atrophic mucosal region and a deep blood vessel region). An image after enhancing the color difference is displayed on a monitor. 1. An image processing device comprising:an image signal inputting unit for inputting image signals of three colors;a signal ratio calculator for calculating a first signal ratio between the image signals of two colors and a second signal ratio between the image signals of two colors different from the first signal ratio, based on the image signals of three colors;a color difference enhancer for performing a first expansion process, the first expansion process expanding a difference between first and second signal ratios in a first area and first and second signal ratios in a second area different from the first area; anda display unit for displaying an image in which a color difference between normal mucosa and a first abnormal region on an object of interest is enhanced based on the first and second signal ratios subjected to the first expansion process.2. The image processing device according to claim 1 , wherein the first expansion process is a process for expanding a radial coordinate difference between the first and second signal ratios in the first area and the first and second signal ratios in the second area.3. The image processing device according to claim 2 , wherein the process for expanding the radial coordinate difference is performed based on a signal obtained by polar coordinate conversion of the first and second signal ratios in the first area and a signal obtained by polar coordinate conversion of the first and second signal ...

IMAGE PROCESSING DEVICE AND METHOD FOR OPERATING ENDOSCOPE SYSTEM

A first signal ratio (−log(B/G)) between a B image signal and a G image signal is calculated. A second signal ratio (−log(G/R)) between the G image signal and an R image signal is calculated. A difference between first and second signal ratios in a first area and first and second signal ratios in a specific area is increased to enhance a color difference between normal mucosa and an abnormal region (an atrophic mucosal region and a deep blood vessel region). The color difference between the normal mucosa and the abnormal region in a case where at least one of the RGB image signals is a narrowband image signal is greater than the color difference in a case where all of the RGB image signals are broadband image signals. 1. An image processing device comprising:an image signal inputting unit for inputting image signals of three colors including at least one narrowband image signal;a signal ratio calculator for calculating a first signal ratio between the image signals of predetermined two colors and a second signal ratio between the image signals of two colors different from the first signal ratio, based on the image signals of three colors;a color difference enhancer for performing an expansion process, the expansion process expanding a difference between first and second signal ratios in a first area and first and second signal ratios in a specific area different from the first area; anda display unit for displaying an image in which a color difference between normal mucosa and an abnormal region on an object of interest is enhanced based on the first and second signal ratios subjected to the expansion process, the color difference being displayed greater than a color difference in a case where all of the image signals of three colors are broadband image signals.2. The image processing device according to claim 2 , wherein a difference in reflection density between the normal mucosa and the abnormal region is greater than a difference in reflection density in the ...

ENDOSCOPE SYSTEM

An endoscope system includes an image acquisition section, an attention area setting section, and a dimming control section. The image acquisition section acquires a captured image that includes an object image. The attention area setting section sets an attention area within the captured image based on information from the endoscope system. The dimming control section performs a dimming control process that controls the intensity of illumination light based on the attention area set by the attention area setting section. 1. An endoscope system comprising:an image acquisition section that acquires a captured image that includes an object image, the object image being obtained by applying illumination light emitted from a light source section to an object;an attention area setting section that sets an attention area within the captured image based on information from the endoscope system; anda dimming control section that performs a dimming control process that controls an intensity of the illumination light based on the attention area set by the attention area setting section,the attention area setting section calculating a feature quantity based on the captured image, and setting the attention area based on an area having a given feature quantity.2. The endoscope system as defined in claim 1 ,the captured image being a special light image in which the object image having information within a specific wavelength band is captured, and a normal light image in which the object image having information within a wavelength band of white light is captured, andthe attention area setting section setting the attention area based on the special light image.3. The endoscope system as defined in claim 2 ,the dimming control section performing the dimming control process on the normal light image based on the attention area set by the attention area setting section.4. The endoscope system as defined in claim 2 ,the specific wavelength band being a band that is narrower than the ...

SYSTEMS, METHODS, AND APPARATUS FOR ESOPHAGEAL PANOMETRY

Systems, methods, and apparatus for esophageal panometry are provided. An example method includes capturing measurement data including an area and a pressure of an esophageal body via a measurement device positioned with respect to the esophageal body; generating representations of the exported measurement data; analyzing the measurement data to determine esophageal reactivity based on the area and pressure; assessing esophageal function based on the determined esophageal reactivity; and outputting an indication of esophageal function. 1. A method comprising:capturing measurement data including an area and a pressure of an esophageal body via a measurement device positioned with respect to the esophageal body;exporting the measurement data for analysis;generating representations of the exported measurement data;analyzing the measurement data to determine esophageal reactivity based on the area and pressure;assessing esophageal function based on the determined esophageal reactivity; andoutputting an indication of esophageal function.2. The method of claim 1 , wherein the measurement device includes an inflatable balloon position with respect to the esophageal body to trigger a physical reaction by conforming to available space in the esophageal body.3. The method of claim 2 , wherein a distension of the balloon and a physiological response to the distension are indicative of a health condition.4. The method of claim 3 , wherein the disease includes at least one of stricture claim 3 , eosinophilic esophagitis claim 3 , or achalasia.5. The method of claim 1 , wherein the measurement device is configured to measure a shape of the esophageal body over a period of time to evaluate a change in the area and pressure of the esophageal body over the period of time.6. The method of claim 1 , wherein the measurement device is configured to measure a plurality of cross-sectional areas and a plurality of pressures of the esophageal body.7. The method of claim 1 , wherein the ...

ENDOSCOPE CONTROL DEVICE, METHOD OF CHANGING WAVELENGTH CHARACTERISTICS OF ILLUMINATION LIGHT, AND INFORMATION STORAGE MEDIUM

An endoscope apparatus includes comprises a processor. The processor causes the light source device to produce narrow band light as illumination light, and the narrow band light has a peak wavelength between a wavelength band including a local maximum of a hemoglobin absorption characteristic and a wavelength band including a local minimum of the hemoglobin absorption characteristic. The processor receives an image signal from the imaging device that outputs the image signal based on return light. The processor uses an image produced in response to the image signal to identify a state of the living body by identifying at least one of whether or not stomach mucosa is in a sterilized state, or whether or not the stomach mucosa is inflamed mucosa, outputs state identifying information indicating the state of the living body, and controls wavelength characteristics of the illumination light based on the state identifying information. 1. An endoscope control device comprising a processor including hardware ,the processor being configured to:cause a light source device to produce narrow band light as illumination light, the narrow band light having a peak wavelength between a wavelength band including a local maximum of a hemoglobin absorption characteristic and a wavelength band including a local minimum of the hemoglobin absorption characteristic;receive an image signal from an imaging device that outputs the image signal based on return light; anduse an image produced in response to the image signal to identify a state of the living body by identifying at least one of whether or not stomach mucosa is in a sterilized state, or whether or not the stomach mucosa is inflamed mucosa, output state identifying information indicating the state of the living body, and control wavelength characteristics of the illumination light based on the state identifying information.2. The endoscope control device as defined in claim 1 , whereinthe processor causes the light source device ...

DEVICE AND METHOD FOR DIAGNOSING GASTRIC LESION THROUGH DEEP LEARNING OF GASTROENDOSCOPIC IMAGES

A method for diagnosing a gastric lesion from endoscopic images is provided. The method comprises: acquiring a plurality of gastric lesion images; generating a dataset by linking the plurality of gastric lesion images with patient information; preprocessing the dataset in a way that is applicable to a deep learning algorithm; and building an artificial neural network by training the artificial neural network by using the preprocessed dataset as input and gastric lesion classification results as output. 1. A method for diagnosing a gastric lesion from endoscopic images , the method comprising:acquiring a plurality of gastric lesion images;generating a dataset by linking the plurality of gastric lesion images with patient information;preprocessing the dataset in a way that is applicable to a deep learning algorithm; andbuilding an artificial neural network by training the artificial neural network by using the preprocessed dataset as input and gastric lesion classification results as output.2. The method of claim 1 , further comprising performing a gastric lesion diagnosis through the artificial neural network after passing a new dataset through the preprocessing process.3. The method of claim 1 , wherein the generating of a dataset comprises classifying the dataset as a training dataset required for training the artificial neural network or a validation dataset for validating information on the progress of the training of the artificial neural network.4. The method of claim 3 , wherein the validation dataset is a dataset that is not redundant with the training dataset.5. The method of claim 3 , wherein the validation dataset is used for evaluating the performance of the artificial neural network when a new dataset is fed as input into the artificial neural network after passing through the preprocessing process.6. The method of claim 1 , wherein the acquisition of images comprises receiving gastric lesion images acquired by an imaging device with which an endoscopic ...

METHOD OF INSERTING TREATMENT TOOL

A method of inserting a treatment tool includes: making a puncture needle project from a first channel of an endoscope and puncturing an upper digestive tract to place a distal end of a needle tube of the puncture needle inside a biliary tract while observing an ultrasound image; inserting a guide wire into the biliary tract via the needle tube and making a distal end of the guide wire extend out from a duodenal papilla into a duodenum; placing a distal end portion of the endoscope in vicinity of the duodenal papilla while keeping the distal end of the guide wire extending out from the duodenal papilla while observing a captured image; pulling the guide wire extending out from the duodenal papilla into a second channel having a raised angle of the treatment tool larger than that of the first channel; and inserting the treatment tool inside the biliary tract via the guide wire. 1. A method of inserting a treatment tool , comprising:making a puncture needle project from a first channel of an endoscope and puncturing an upper digestive tract to place a distal end of a needle tube of the puncture needle inside a biliary tract while observing an ultrasound image;inserting a guide wire into the biliary tract via the needle tube and making a distal end of the guide wire extend out from a duodenal papilla into a duodenum;placing a distal end portion of the endoscope in vicinity of the duodenal papilla while keeping the distal end of the guide wire extending out from the duodenal papilla while observing a captured image;pulling the guide wire extending out from the duodenal papilla into a second channel having a raised angle of the treatment tool larger than that of the first channel; andinserting the treatment tool inside the biliary tract via the guide wire.2. The method of inserting the treatment tool according to claim 1 , whereinthe treatment tool is cylindrical-shaped, andinserting the cylindrical-shaped treatment tool inside the biliary tract includes inserting the ...

STEERABLE ENDOSCOPE WITH CONTINUUM MANIPULATOR

A steerable endoscope system includes a continuum manipulator, a plurality of syringes, and a steerable tip. The continuum manipulator includes a plurality of spaced discs and a plurality of backbones each extending through all discs. A bending movement of the continuum manipulator changes a varying linear displacement of each backbone. Each backbone is further coupled to a different one of the syringes such that the linear displacement of each backbone pushes or pulls a piston of the corresponding syringe by a varying amount. The steerable tip includes a plurality of bellows each pneumatically coupled to a different syringe such that movement of the piston of a syringe causes the corresponding bellow to inflate or deflate. Because the distal end of each bellow is fixedly coupled to the same end effector, variations in the amount of inflation or deflation on each bellow causes a bending of the steerable tip. 1. A steerable endoscope system comprising: a plurality of spaced discs each including a plurality of backbone openings, and', 'wherein the continuum manipulator is configured such that a bending movement of the continuum manipulator changes a linear displacement of the distal end of each backbone of the plurality of backbones extending from the distal end of the continuum manipulator;', 'a plurality of backbones each including a proximal end fixedly coupled to a proximal end of the continuum manipulator and a distal end extending from a distal end of the continuum manipulator, wherein each backbone of the plurality of backbones slidably extends through a backbone opening of each disc of the plurality of spaced discs,'}], 'an continuum manipulator including'}a plurality of syringes coupled to the continuum manipulator, wherein each syringe of the plurality of syringes is coupled to the distal end of a different one of the plurality of backbones such that linear displacement of a backbone in a first direction pushes a piston of the syringe and linear displacement ...

DEVICES AND METHODS FOR INTERNAL IMAGING

The invention relates to devices and methods for visualizing and/or interacting with internal body tissues. More particularly, the present invention relates to endoscopic methods and devices for visualizing and/or interacting with the gastrointestinal and/or pancreaticobiliary systems, such as with one use or disposable devices, such as with duodenoscopes. A device for visualizing and/or interacting with internal body tissues may generally include a handpiece, a distal assembly, and/or a connecting conduit. A plurality of conduits and/or channels may span through the connecting conduit from the handpiece to the distal assembly, and may, for example, carry fluid/gas connections, electrical/sensor connections, such as for a camera, mechanical connections and/or carry medical devices through a working channel. The device may also reduce the needs associated with reusable devices such as for reducing risks associated with improper sterilization. 1. A device for imaging a body cavity comprising:a handpiece;a connecting conduit extending from said handpiece from a proximal end;a distal assembly connected to a distal end of said connecting conduit;a plurality of controls coupled to said handpiece connected to said distal assembly through a plurality of pull wires extending from mechanical actuators in said handpiece through said connecting conduit to said distal assembly, said plurality of pull wires being adapted to alter the trajectory of said distal assembly;a working channel having an entry point on said handpiece and extending through said connecting conduit to an aperture on said distal assembly; andat least one sensor disposed on said distal assembly in communication with a sensor port on said handpiece.2. A device for imaging a body cavity comprising:a handpiece;a connecting conduit extending from said handpiece from a proximal end;a distal assembly connected to a distal end of said connecting conduit;a plurality of controls digitally coupled to powered actuators ...

Single handed ent tool

A tool, consisting of an enclosure and a rotatable knob retained by, and protruding from, the enclosure. The tool has a tube having a proximal end that is retained by the enclosure, and the tube has an axis of symmetry. A Geneva drive is retained within the enclosure, the Geneva drive consisting of a drive wheel fixedly attached to the rotatable knob and a driven wheel fixedly attached to the proximal end of the tube, so that an axis of rotation of the driven wheel coincides with the axis of symmetry of the tube. Thus, a continuous rotation of the rotatable knob causes the tube to rotate about the axis of symmetry in discrete angular steps.

APPARATUS, SYSTEMS AND METHODS FOR CHARACTERIZING, IMAGING AND/OR MODIFYING AN OBJECT

Method and apparatus can be provided according to an exemplary embodiment of the present disclosure. For example, with at least one first section of an optical enclosure, it is possible to provide at least one first electro-magnetic radiation. In addition, with at least one second section provided within the enclosure, it is possible to cause, upon impact by the first radiation, a redirection of the first radiation to become at least one second radiation. Further, with at least one third section of the optical enclosure, it is possible to cause at least one second radiation to be provided to a tissue. For example, the redirection of the first radiation causes, at least approximately, a uniform optical illumination on of a surface of the tissue. 116-. (canceled)17. An apparatus , comprising: [ 'at least a portion of the at least one first electro-magnetic radiation being transmitted adjacent to an opening of the port,', '(i) at least one first section that facilitates a transmission therethrough of at least one first electro-magnetic radiation,'}, 'at least a portion of the at least one second electro-magnetic radiation being redirected through the opening of the port, and', '(ii) at least one second section within the optical enclosure that, upon impact by the first radiation, redirects the first radiation to become at least one second radiation,'}, 'wherein the redirection of the first radiation causes approximately uniform optical illumination onto a surface of the tissue; and', '(iii) at least one third section which is configured to provide the at least one second radiation to a tissue via the port,'}], 'an optical enclosure including a port, the optical enclosure including wherein a detection surface of the acoustic detector is adjacent to the optical enclosure and oriented parallel to both the surface of the tissue which receives the optical illumination and the opening of the port, and', 'wherein at least a portion of the acoustic wave information is emitted ...

Endoscopic Fluid Aspiration Device

An endoscopic device for use in a patient's body in disclosed. The endoscopic device may include an outer sheath having a proximal end and a distal end, a suction tube inside the outer sheath, a handle coupled to the distal end of the outer sheath, and a cap on the proximal end of the outer sheath, positioned to seal the proximal end of the outer sheath, wherein the outer sheath comprises a sterile appliance, wherein the cap is structured to open in response to a force applied through the suction tube, and wherein the suction tube comprises an internal cavity. 1. An endoscopic device for use in a patient's body , comprising:an outer sheath having a proximal end and a distal end;a suction tube inside the outer sheath;a handle coupled to the distal end of the outer sheath; anda cap on the proximal end of the outer sheath, positioned to seal the proximal end of the outer sheath,wherein the outer sheath and cap maintain sterility of an internal cavity of the suction tube,wherein the cap is structured to detach in response to a force applied through the suction tube.2. The endoscopic device of claim 1 , wherein the cap comprises at least one of: a plastic claim 1 , a glucose claim 1 , and any other material that is nontoxic in the body.3. The endoscopic device of claim 1 , wherein the cap comprises a material that is dissolvable in the body.4. The endoscopic device of claim 1 , wherein the force comprises at least one of: air pressure claim 1 , water pressure claim 1 , sterile gases claim 1 , and any other force exerted by a guidewire that is configured to deploy through a middle of the suction tube.5. The endoscopic device of claim 1 , wherein the suction tube comprises at least one hole for carrying out aspiration at a target site inside the patient's body.6. The endoscopic device of claim 1 , wherein the outer sheath comprises a metal coil.7. The endoscopic device of claim 1 , further comprising:a guidewire that is configured to go through the internal cavity of the ...

INFORMATION PROCESSING APPARATUS, ASSISTANCE SYSTEM, AND INFORMATION PROCESSING METHOD

[Object] To provide an information processing apparatus, an assistance system, and an information processing method that enable suitable assistance to be performed on a surgeon. 1. An information processing apparatus , comprisinga control unit that extracts, on a basis of a first image obtained by picking up an image of a surgical part including an affected part and metadata of a situation obtained from past surgery or examination, a parameter of assistance performed with respect to the situation, which is made to correspond to the metadata.2. The information processing apparatus according to claim 1 , whereinthe control unit calculates the metadata similar to an image recognition result of the first image and extracts the parameter made to correspond to the calculated metadata.3. The information processing apparatus according to claim 2 , whereinthe control unit changes an image pickup condition of the surgical part on a basis of the extracted parameter.4. The information processing apparatus according to claim 3 , whereinthe control unit changes the image pickup condition by changing irradiation light with which the surgical part is to be irradiated, on a basis of the extracted parameter.5. The information processing apparatus according to claim 3 , whereinthe control unit changes the image pickup condition by adjusting a scale and a focal point at a time of image pickup on a basis of the extracted parameter.6. The information processing apparatus according to claim 3 , whereinthe control unit causes a display apparatus to display a second image obtained by changing the image pickup condition on a basis of the extracted parameter and picking up an image of the surgical part.7. The information processing apparatus according to claim 1 , whereinthe control unit causes a display apparatus to display a second image whose image quality is adjusted by causing the first image to be subjected to image processing on a basis of the extracted parameter.8. The information ...

ENDOSCOPIC BITE BLOCK

An endoscopic bite block, with teeth position defining regions which guide the subject's teeth to grip the bite block in their natural position, with the teeth of the upper jaw positioned further out than the lower jaw teeth. These teeth position defining regions are also preferably curved to match the curved shape of the jaw. The upper and lower parts of the front plate of the bite block may also be positioned at different distances out, so that upper and lower lip regions both contact the front plate snuggly. The bite block may be used with separate oral/nasal cannulae, or may incorporate breath sampling or gas supply cannulae. A flexible flapped curtain at the outer end of the bite block may be provided to largely enclose the inner volume of the bite block to enable more accurate capnographic sampling under conditions of wide-open mouth breathing. 132-. (canceled)33. An endoscopic bite block , comprising:a central channel comprising an upper wall having an upper outer surface and an upper inner surface; and a lower wall having a lower outer surface and a lower inner surface;a breath sampling channel configured to sample orally exhaled breath;a front plate merged with an outer end section of said central channel, said front plate comprising an upper section and a lower section; said upper section comprising a groove, wherein at least part of a wall of said groove is common with a wall of said upper section of said front plate; anda collection tube connectable to said breath sampling channel, said collection tube configured to receive the orally exhaled breath sampled by said breath sampling channel.34. The endoscopic bite block according to claim 33 , wherein at least part of said upper and lower outer surfaces of said central channel comprise a material softer than that of said upper and lower inner surfaces.35. The endoscopic bite block according to claim 33 , wherein said collection tube is disposed in said upper wall of said central channel claim 33 , such ...

Marking system

A marking system includes: an applicator that has a puncturing part capable of being punctured into a wall part of a luminal organ from an outside of the luminal organ; a marker that is accommodated in the applicator; and a pointer device including an insertion that has flexibility, is formed in an elongated manner, and is capable of being inserted into an inside of the luminal organ, and a light-emitting part that is disposed inside the insertion at a distance from a distal end of the insertion. An opening into which the puncturing part is capable of being inserted is formed at the distal end of the insertion. A leakage of light, which is emitted from the light-emitting part, to an outside of the insertion is suppressed between the light-emitting part and the distal end of the insertion.

Medical visualization system

A medical visualisation system including a first medical visualisation device having a first device colour identifier, a second medical visualisation device having a second device colour identifier, a third medical visualisation device having a third device colour identifier, and a monitor device, the first device colour identifier being a first colour, the second device colour identifier being a second colour, and the third device colour identifier being a third colour. The first colour has a first hue angle, the second colour has a second hue angle, and the third colour has a third hue angle, wherein the first hue angle and the second hue angle differ by more than 40 degrees, the second hue angle and the third hue angle differ by more than 40 degrees, and the third hue angle and the first hue angle differ by more than 40 degrees.

METHODS AND DEVICES FOR CALCULATING A LEVEL OF "CLINICAL RELEVANCE" FOR ABNORMAL SMALL BOWEL FINDINGS CAPTURED BY CAPSULE ENDOSCOPY VIDEO

The invention relates a method () and a device () for analyzing a video sequence captured by Small Bowel (SB) Capsule Endoscopy (CE) devices, when placed in a patient's body during a SBCE video examination, the clinical setting of the patient being chosen from overt Obscure GastroIntestinal Bleeding (OGIB), occult OGIB, or suspected Crohn's Diseases (CD), by calculating a level of “clinical relevance” of the findings detected by the SBCE devices according to the chosen clinical setting, comprising: 1. A method for analyzing a video sequence captured by Small Bowel (SB) Capsule Endoscopy (CE) devices , when placed in a patient's body during a SBCE video examination , a clinical setting of the patient being chosen from overt Obscure GastroIntestinal Bleeding (OGIB) , occult OGIB , or suspected Crohn's Diseases (CD) , by calculating a level of “clinical relevance” of the findings detected by the SBCE devices according to the chosen clinical setting , comprising:(a) collecting, by a memory, at least one video sequence captured during a SBCE video examination;(b) automatically detecting, by a processor, from the video sequence, at least one image comprising at least one abnormal finding in the Small Bowel detected among typical angiectasia, red spot/red dot, erythematous patch, phlebectasia, diminutive angiectasia, aphthoid erosion, superficial ulceration, deep ulceration, edema, hyperemia, denudation, stenosis, lymphangiectasia, chylous cyst and blood;(c) counting, by the processor, the abnormal detected findings; i) when at least one abnormal finding is detected among red spot/red dot, erythematous patch, phlebectasia, lymphangiectasia, chylous cyst, then classifying the abnormal detected finding as of “low clinical relevance”, this applying irrespective of the clinical setting,', 'ii) when only one abnormal finding is detected among diminutive angiectasia, aphtoid erosion, hyperemia, denudation, then classifying the abnormal detected finding as of “low clinical ...

DEVICES AND METHODS FOR TREATING A STRICTURE ALONG THE BILIARY AND/OR PANCREATIC TRACT

Medical devices for use along the biliary and/or pancreatic tract. An example system for treating a stricture, for example along the biliary and/or pancreatic tract, may include a guidewire for antegrade stricture crossing along the biliary and/or pancreatic tract. The guidewire may have a distal end region and a proximal end region. A hub may be coupled to the proximal end region. A tubular sheath may be slidably disposed along the guidewire. The tubular sheath may have a plurality of slots formed therein. The hub may be configured to secure the axial position of the tubular sheath relative to the guidewire. 1. A system for treating a stricture , the system comprising:a guidewire for antegrade stricture crossing along the biliary and/or pancreatic tract, the guidewire having a distal end region and a proximal end region;a hub coupled to the proximal end region;a tubular sheath slidably disposed along the guidewire, the tubular sheath having a plurality of slots formed therein; andwherein the hub is configured to secure the axial position of the tubular sheath relative to the guidewire.2. The system of claim 1 , further comprising an introducer sheath claim 1 , wherein the guidewire is configured to be advanced through the introducer sheath.3. The system of claim 1 , further comprising an endoscope claim 1 , wherein the guidewire is configured to be advanced through the endoscope.4. The system of claim 1 , wherein the tubular sheath has a proximal portion having a first slot density and a distal portion having a second slot density greater than the first slot density.5. The system of claim 1 , wherein the tubular sheath has a proximal region free of slots.6. The system of claim 1 , wherein the plurality of slots define a plurality of beams including a first beam and a plurality of rings including a first ring in the tubular sheath claim 1 , wherein the first beam has a first beam height claim 1 , wherein the first ring has a first ring length claim 1 , and where the ...

Apparatus for treating obesity

An apparatus for treating obesity of a patient having a stomach with a food cavity. The apparatus comprising a volume filling device adapted to be at least substantially invaginated by a stomach wall portion of the patient with the outer surface of the volume filling device resting against the stomach wall, such that the volume of the food cavity is reduced in size by a volume substantially exceeding the volume of the volume filling device. The apparatus further comprises at least one adjustable stretching device adapted to be at least substantially invaginated by a stomach wall portion of the patient with the outer surface of the stretching device resting against the stomach wall and adapted to stretch a portion of stomach wall, and a fluid connection device interconnecting the volume filling device and the stretching device.

PSEUDO-CONDUCTIVE HIGH-ELECTRON MOBILITY TRANSISTORS AND MICROELECTRONIC SENSORS BASED ON THEM

n some embodiments, an open-gate pseudo-conductive high-electron mobility transistor (PC-HEMT) includes a multilayer hetero-junction structure made of III-V single-crystalline or polycrystalline semiconductor materials. This structure includes at least one buffer layer and a barrier layer, and is deposited on a substrate layer. The PC-HEMT further includes a two-dimensional electron gas (2DEG) or two-dimensional hole gas (2DHG) conducting channel formed at the interface between the buffer layer and the barrier layer, source and drain contacts, either ohmic or non-ohmic, connected to the 2DEG or 2DHG conducting channel, electrical metallizations for connecting the PC-HEMT to an electric circuit, and an open gate area between the source and drain contacts. Some embodiments use non-ohmic contacts, have thickness of the top (buffer or barrier) layer in the open gate area in the range of 5-9 nm, which corresponds to the pseudo-conducting current range between normally-on and normally-off operation mode of the transistor, and have the roughness of the surface barrier layer in the range of about 0.2 nm or less. 1. An open-gate pseudo-conductive high-electron mobility transistor comprising: (a) said structure comprises (i) one top GaN layer recessed in an open gate area of the transistor to the thickness of 5-9 nm and having the surface roughness of 0.2 nm or less, (ii) one bottom GaN buffer layer, and (iii) one AlGaN barrier layer in between; said layers have Ga-face polarity, thus forming a two-dimensional hole gas (2DHG) conducting channel in the top GaN layer, close to the interface with said AlGaN barrier layer; or', '(b) said structure comprises (i) one top GaN layer recessed in an open gate area of the transistor to the thickness of 5-9 nm and having the surface roughness of 0.2 nm or less, (ii) one bottom GaN buffer layer, and (iii) one AlGaN barrier layer in between; said layers have N-face polarity, thus forming a two-dimensional electron gas (2DEG) conducting ...

MICROELECTRONIC SENSOR FOR AIR QUALITY MONITORING

In some embodiments, a microelectronic sensor includes an open-gate pseudo-conductive high-electron mobility transistor and used for air quality monitoring. The transistor comprises a substrate, on which a multilayer hetero-junction structure is deposited. This hetero-junction structure comprises a buffer layer and a barrier layer, both grown from III-V single-crystalline or polycrystalline semiconductor materials. A two-dimensional electron gas (2DEG) conducting channel is formed at the interface between the buffer and barrier layers and provides electron current in the system between source and drain electrodes. The source and drain contacts are non-ohmic (capacitively-coupled) and connected to the formed 2DEG channel and to the electrical metallizations, the latter are placed on top of the transistor and connect it to the sensor system. The metal gate electrode is placed between the source and drain areas on or above the barrier layer, which may be recessed or grown to a specific thickness. An optional dielectric layer is deposited on top of the barrier layer. 1. A microelectronic sensor for air quality monitoring comprising:1) an array of open-gate pseudo-conductive high-electron mobility transistors printed on a flexible printed circuit board (PCB), and connected to their dedicated electrical contact lines printed on said PCB;2) one common metal gate electrode electrically connected to a contact surface or to a contact wire and placed over said transistors at the height of 10-100 nm, without physical contact with said transistors;3) a voltage source connected to said electrical contact lines via an electric circuit for supplying electric current to said transistors;4) an integrated or CMOS current amplifier connected to said voltage source for amplification of an electric current obtained from said transistors;5) an analogue-to-digital converter (ADC) with in-built digital input/output card connected to said current amplifier for outputting the converted signal ...

IMPEDANCE-BASED POSITION TRACKING PERFORMANCE USING SCATTERED INTERPOLANT

A method includes, receiving from a calibration probe multiple data points acquired in an organ of a patient, each data point including (i) a respective position of the calibration probe, and (ii) a respective set of electrical values indicative of respective impedances between the position and multiple electrodes attached externally to the patient. A mapping between sets of the electrical values and respective positions in the organ is constructed, by performing for each received data point: if the mapping already contains one or more existing data points in a predefined vicinity of the data point, the one or more existing data points are adjusted responsively to the received data point, and if the predefined vicinity does not contain any existing data points, the received data point is added to the mapping. A position of a medical probe is subsequently tracked in the organ using the mapping. 1. A method , comprising:receiving from a calibration probe multiple data points acquired in an organ of a patient, each data point comprising (i) a respective position of the calibration probe, and (ii) a respective set of electrical values indicative of respective impedances between the position and multiple electrodes attached externally to the patient; if the mapping already contains one or more existing data points in a predefined vicinity of the data point, adjusting the one or more existing data points responsively to the received data point; and', 'if the predefined vicinity does not contain any existing data points, adding the received data point to the mapping; and, 'constructing a mapping between sets of the electrical values and respective positions in the organ, by performing for each received data pointsubsequently, tracking a position of a medical probe in the organ using the mapping.2. The method according to claim 1 , wherein constructing the mapping comprises finding the one or more existing data points that fall in the predefined vicinity claim 1 , by ...

INTRALUMINAL DEVICE DELIVERY TECHNIQUE

A technique for deploying an intraluminal device, such as a bariatric device, in a mammalian lumen, such as the gastrointestinal tract, includes positioning a visualization device through an orifice, such as a natural orifice, into the mammalian lumen. A deployment device having the intraluminal device mounted thereto is guided to the mammalian lumen. The intraluminal device, which has a lumen wall that is configured to the size and shape of a portion of the mammalian lumen, is at least partially deployed from the deployment device in the mammalian lumen. The at least partially deployed intraluminal device is positioned with the deployment device while a position of said intraluminal device is visualized with the visualization device. 113-. (canceled)14. A method of deploying a bariatric device in a mammal , said bariatric device having an esophageal member with an esophageal wall defining an esophageal surface that is configured to generally conform to the shape and size of a portion of the esophagus , a cardiac member with a cardiac wall defining a cardiac surface that is configured to generally conform to the shape and size of a portion of the cardiac region of the stomach and a connector connected with said esophageal member and said cardiac member , said method comprising:positioning a visualization device transorally in the stomach;guiding a deployment device having the bariatric device mounted thereto to the stomach;deploying the cardiac member from said deployment device in the stomach; andpositioning the cardiac member with said deployment device while visualizing a position of said bariatric device with said visualization device including orienting the cardiac member in the stomach by rotating said deployment device.15. The method as claimed in including guiding said deployment device transorally into the stomach with said visualization device.16. The method as claimed in wherein said deployment device comprises a guidance wall surrounding an opening ...

Endoscope tip attachment device

Embodiments of the disclosure include an endoscope tip assembly for use on an endoscope, during procedures. The endoscope tip assembly may include a base configured to receive an endoscope tip configured to not disengage from the endoscope tip during a procedure. The endoscope tip assembly may also include a plurality of struts which is connected by a webbing, may fold flat during insertion, and may assume a balloon-like shape during withdrawal.

TECHNIQUE FOR DETERMINING A SWALLOWING DEFICIENCY

The invention relates to a device for assessing the characteristics of the swallowing process in a subject a sensor that is capable of detecting vibrations of the throat during swallowing. 1. A kit for assessing the characteristics of a swallowing process in a subject comprising:at least one device comprising a processing unit and a sensorthe sensor adapted to detect externally or internally on a throat of a subject vibrations, and to provide a sensor signal indicative of the detected throat vibrations;a thickening agent for thickening a fluid for producing at least one item of foodstuff with a defined texture for intake by the subject; andthe processing unit is designed to assess the swallowing characteristics of a subject by processing the sensor signal associated with the intake of a foodstuff item selected from at least two defined foodstuff items differing by their texture,and to output a signal representing the result of the determination.2. The kit of claim 1 , wherein the sensor is selected from the group consisting of an accelerometer claim 1 , an acoustic sensor claim 1 , and other sensors capable of detecting vibrations of a throat.3. The kit of claim 1 , wherein the signal that is output by the sensor signal is selected from the group consisting of a binary signal providing a yes- or no-answer with respect to the risk for aspiration claim 1 , a signal that is output by the sensor signal and scored on the Penetration Aspiration Scale (PAS) indicated by the values 1-8 claim 1 , and a signal in a form of another score indicative of the characteristics of the swallowing process.4. The kit according to claim 1 ,wherein the texture of the item of the defined foodstuff to be produced with the thickening agent is different from the texture of water.5. The kit according to claim 1 ,wherein the thickening agent is configured for producing at least a first foodstuff item with a first texture and a second foodstuff item with a second texture, the first texture being ...

MEDICAL IMAGE PROCESSING DEVICE, METHOD FOR OPERATING THE SAME, AND ENDOSCOPE SYSTEM

First RGB image signals are inputted. A first B/G ratio and a first G/R ratio are calculated. The first B/G ratio and the first G/R ratio are converted into a second B/G ratio and a second G/R ratio, respectively, through a color information conversion process. Owing to the color information conversion process, a difference between first and second observation areas in a second signal ratio space formed by the second B/G ratio and the second G/R ratio is greater than a difference between the first and second observation areas in a first signal ratio space formed by the first B/G ratio and the first G/R ratio, and a difference between the first and third observation areas in the second signal ratio space is greater than a difference between the first and third observation areas in the first signal ratio space. 1. A medical image processing device comprising:an input processing unit for performing an input process of a first color image signal;a color information obtaining section for obtaining two or more pieces of first color information from the first color image signal; and{'b': 12', '12', '13', '13', '12', '12', '13', '13, 'i': y', 'x', 'y', 'x', 'x', 'y', 'x', 'y, 'a color information converter for performing a color information conversion process to convert the two or more pieces of first color information into two or more pieces of second color information, the color information conversion process making a difference Dgreater than a difference Dand making a difference greater than a difference , the difference Dbeing a difference between a first observation area and a second observation area that differs in position from the first observation area in a first feature space formed by the two or more pieces of first color information, the difference Dbeing a difference between the first and second observation areas in a second feature space formed by the two or more pieces of second color information, the difference Dbeing a difference between the first ...

MEDICAL DEVICE POSITIONING SYSTEM

Embodiments of the invention include a medical device for accessing a patient's body portion and used for diagnosis and treatment of medical conditions. Embodiments of the invention may include a particular endoscopic positioning mechanism for placing an endoscope and an additional treatment device within desired body portions in order to assist in diagnosis and treatment of anatomical diseases and disorders. In particular, a medical device according to an embodiment of the invention may include an outer flexible tube and a positioning mechanism configured for rotating one portion of the flexible tube relative to another portion of the flexible tube. 152-. (canceled)53. A medical device , comprising: a proximal portion including a first engagement member,', a laterally-facing window,', 'an opening in the laterally-facing window, and', 'a second engagement member, the second engagement member engaging the first engagement member, wherein engagement between the first and second engagement members allows rotation of the distal portion relative to the proximal portion through an angle up to at least 360 degrees as one of a proximal force and a distal force is exerted on the distal portion., 'a distal portion rotatably coupled to the proximal portion, the distal portion including], 'an elongate insertion portion, including54. The medical device of claim 53 , wherein one of the first and second engagement members includes a groove.55. The medical device of claim 54 , wherein the groove includes a proximal portion and a distal portion claim 54 , the proximal portion of the groove being substantially linear claim 54 , and the distal portion of the groove being curved.56. The medical device of claim 54 , wherein the other of the first and second engagement members includes a protrusion received in the groove.57. The medical device of claim 54 , wherein at least a portion of the groove is helical.58. The medical device of claim 53 , wherein a distal end of the proximal ...

METHODS AND APPARATUS FOR ANCHORING A GASTROINTESTINAL IMPLANT

A surgical method includes forming a first tissue fold, piercing the first tissue fold with a needle, deploying a first tissue anchor from the needle, withdrawing the needle from the first tissue fold, deploying a second tissue anchor from the needle, with the first tissue anchor connected to the second tissue anchor to form a first tissue anchor pair, and attaching a gastrointestinal implant to the tissue anchor pair. The gastrointestinal implant may have a tether including a tether loop, with the gastrointestinal implant attached to the tissue anchor pair by positioning the tether loop between the tissue fold and first or second tissue anchor. The gastrointestinal implant may be a gastric sleeve or a device holding microbiota. 1. A surgical method , comprising:forming a first tissue fold;piercing the first tissue fold with a needle;deploying a first tissue anchor from the needle;withdrawing the needle from the first tissue fold;deploying a second tissue anchor from the needle, with the first tissue anchor connected to the second tissue anchor to form a first tissue anchor pair having a tissue anchor pair loop;moving the tissue anchor pair loop into engagement with a clasp attached to a gastrointestinal implant; andtemporarily displacing an arm of the clasp to move the tissue anchor pair loop into the clasp to attach the gastrointestinal implant to the tissue anchor pair.2. The method of further including hooking the tissue anchor pair loop on an extension projecting outwardly from the clasp.3. The method of further including temporarily displacing the arm by pivoting the arm.4. The method of wherein the arm is flexible and further including temporarily displacing the arm by bending the arm.5. A surgical method claim 1 , comprising:forming a first tissue fold;piercing the first tissue fold with a needle;deploying a first tissue anchor from the needle;withdrawing the needle from the first tissue fold;deploying a second tissue anchor from the needle, with the first ...

DEVICES, SYSTEMS, AND METHODS FOR TRANSESOPHAGEAL ECHOCARDIOGRAPHY

The present disclosure relates generally to the assessment and imaging of bodily organs, including transesophageal echocardiography (TEE). For example, some embodiments of the present disclosure provide for a TEE probe having removable or modular components, such that the TEE probe can be disassembled and reassembled by a physician. In some embodiments, the TEE probe may be compatible with components, such as gastroscopes, having various differences in size, shape, and configuration. In some embodiments, a TEE probe may comprise a gastroscope and a handle, wherein the handle and the gastroscope are removably coupled to one another by an interface, such that when the gastroscope and handle are removably coupled, a user can control various functions of the gastroscope, such as the ultrasonic imaging of an ultrasonic transducer of the gastroscope, and the movement of a distal portion of the gastroscope. 1. A transesophageal echocardiography (TEE) probe , comprising:a handle comprising:a proximal portion;a distal portion; anda handle-mating interface disposed at the distal portion of the handle; anda gastroscope coupled to the handle and configured to be positioned within an esophagus of a patient, the gastroscope comprising:a proximal portion;a distal portion;an ultrasonic transducer disposed at the distal portion of the gastroscope and configured to obtain ultrasonic imaging data a motor and a pull cable coupled to the motor and the distal portion of the gastroscope, wherein the motor is configured to control movement of the distal portion of the gastroscope; anda gastroscope-mating interface disposed at the proximal portion of the gastroscope, wherein the handle and the gastroscope are removably coupled via the handle-mating interface and the gastroscope-mating interface, wherein, when the handle-mating interface and the gastroscope-mating interface are coupled, the handle-mating interface is configured to transmit an electrical signal to the gastroscope via the ...

TISSUE CLIPPING DEVICE

A device includes a flexible insertion section extending from a distal end which, during use is inserted to a target site to a proximal end which remains outside the body; an end effector coupled to a distal end of the insertion section; and a control wire received within the insertion section and extending from a proximal end coupled to an actuator to a distal end coupled to the end effector. The control wire is movable within the insertion section to operate the end effector. The control wire and the insertion section include a bend in a distal portion thereof configured so that, in a resting state, the control wire and the insertion section bend through a predetermined arc at a selected bending radius. A distal portion of the control passes into and through a working channel of an insertion device without plastic deformation of the control wire. 115-. (canceled)16. A device for treating tissue , comprising:a flexible insertion section extending from a distal end which, during use is inserted to a target site within a living body to a proximal end which, during use remains outside the body;an end effector coupled to a distal end of the insertion section; anda control wire received within the insertion section and extending from a proximal end coupled to an actuator, the control wire and the insertion section including a bend in a distal portion thereof configured so that, in a resting state, the control wire and the insertion section bend through a predetermined arc at a selected bending radius, a distal portion of the control wire being configured to pass into and through a working channel of an insertion device without plastic deformation of the control wire.17. The device of claim 16 , wherein the insertion section includes a bushing a distal end of which is coupled to the end effector claim 16 , the end effector being a tissue clipping device.18. The device of claim 17 , wherein the tissue clipping device includes a slidable element coupled to a distal end of ...

MEDICAL DEVICES AND METHODS OF PLACEMENT

The present invention provides improved medical devices equipped with a visualization device for intubation, ventilation, drug delivery, feeding and continuous remote monitoring of a patient. The present invention also provides methods for rapid and accurate placement of a medical device in a patient and continuous real time monitoring, including a remote monitoring, of the patient after the placement. 1. A medical visualization device , the device comprising:a camera tube, the camera tube comprising a distal end and a proximal end, wherein the distal end is sealed with a transparent material and a proximal end has an opening; anda camera with a wire placed inside of the camera tube, wherein the camera can be placed inside of the camera tube and it can be retracted from the camera tube on demand and wherein the camera can be reused in various devices without sterilization and wherein the camera can transmit images to a remote location wirelessly.2. The medical visualization device of claim 1 , wherein the camera tube comprises a fiber optic material.3. The medical visualization device of claim 1 , wherein the device can transmit information wirelessly and wherein the device is further equipped with at least one of the following: a light source claim 1 , a stylet claim 1 , a sound and temperature monitoring device claim 1 , suction tube claim 1 , bougie tube claim 1 , stylet tube and a tool tube.4. The medical visualization device of claim 1 , wherein the camera is a digital camera.5. The medical visualization device of claim 1 , wherein the visualization device is in communication with at least one monitoring device wirelessly.6. A method of continuous monitoring of a patient's at least one internal organ claim 1 , the method comprising placing in the patient the visualization device of claim 1 , transmitting images of the internal organ in real time with the camera through the transparent material at the distal end of the camera tube claim 1 , and analyzing the ...

FLEXIBLE ENDOSCOPE INSERTION METHOD FOR EXAMINING THE LATERAL WALL OF THE LUMEN OR THE LATERAL SIDE OF THE ORGAN

A flexible endoscope insertion method includes: rotating a hollow organ by changing the body position to semilateral position or lateral position for observing the lateral wall of the lumen; turning the tip of the flexible endoscope to the lateral wall of the lumen by rotating the endoscope in the counter direction of the lumen; and retracting the organ with the endoscope itself by rotating the endoscope in the counter direction of the lumen. In other embodiments, the method includes: rotating a body cavity by changing the body position to the appropriate position for observing the lateral side of the organ; turning the tip of the flexible endoscope to the lateral side of the organ by rotating the endoscope in the direction of the lateral side of the organ; and retracting the organ with the endoscope itself by rotating the endoscope in the direction of the lateral side of the organ. 1. A flexible endoscope insertion method , comprising:(a) rotating a hollow organ by 45 to 90 degrees by changing the body position to the semilateral position or the lateral position for observing the lateral wall of the lumen, wherein the previous body position was the supine, semi-recumbent, sitting, lithotripsy, or prone position;(b) turning the tip of the flexible endoscope to the lateral wall of the lumen by rotating the flexible endoscope in the counter direction of the lumen; and(c) retracting the organ with the flexible endoscope itself by rotating the flexible endoscope in the counter direction of the lumen for securing the visual field.2. The flexible endoscope insertion method according to claim 1 , wherein (b) comprises:inserting the flexible endoscope into a next lumen while rotating the flexible endoscope in the direction of the lumen;turning the tip of the flexible endoscope to the lateral wall of the next lumen by rotating the flexible endoscope in the counter direction of the lumen; andexamining the lateral wall of the next lumen.3. The flexible endoscope insertion ...

ENDOSCOPIC TREATMENT TOOL

An endoscopic treatment tool, includes an elongated member having a distal end and a proximal end; a braid disposed between the distal end and the proximal end of the elongated member; a distal indicator disposed on the elongated member between a distal end and a proximal end of the braid, the distal indicator extending along a longitudinal axis of the elongated member; a proximal indicator disposed between the distal end and the proximal end of the braid on the elongated member at a more proximal side of the elongated member than the distal indicator, the proximal indicator extending along the longitudinal axis; and a pre-curved shape portion formed in a curved shape, wherein each of the distal indicator and the proximal indicator has a width less than half of an outer circumferential surface of the elongated member in a circumferential direction of the elongated member, respectively. 1. An endoscopic treatment tool , comprising:an elongated member having a distal end and a proximal end;a braid disposed between the distal end and the proximal end of the elongated member;a distal indicator disposed on the elongated member between a distal end and a proximal end of the braid, the distal indicator extending along a longitudinal axis of the elongated member;a proximal indicator disposed between the distal end and the proximal end of the braid on the elongated member, the proximal indicator disposed at a more proximal side of the elongated member than the distal indicator, and the proximal indicator extending along the longitudinal axis; anda pre-curved shape portion formed in a curved shape between a distal end of the distal indicator and the distal end of the elongated member,wherein each of the distal indicator and the proximal indicator has a width less than half of an outer circumferential surface of the elongated member in a circumferential direction of the elongated member, respectively.2. The endoscopic treatment tool according to claim 1 ,wherein the distal ...

ENDOSCOPE TIP ATTACHMENT DEVICE

Embodiments of the disclosure include an endoscope tip assembly for use on an endoscope, during procedures. The endoscope tip assembly may include a base configured to receive an endoscope tip configured to not disengage from the endoscope tip during a procedure. The endoscope tip assembly may also include a plurality of struts which is connected by a webbing, may fold flat during insertion, and may assume a balloon-like shape during withdrawal. 1. An endoscope tip assembly comprising:a ring-shaped base removably mounted to a distal end of an endoscope insertion portion; anda plurality of struts collapsibly radiating from the base,wherein each of the plurality of struts includes a recessed portion receiving the base, andthe endoscope insertion portion has a larger extraction force upon extraction from a body than an insertion force upon insertion into the body.2. The endoscope tip assembly according to claim 1 , whereina portion of the recessed portion is fixed to an inner surface of the base, and another portion of the recessed portion engageably makes contact with the base.3. The endoscope tip assembly according to claim 1 , whereina force required to tilt each of the plurality of struts, to which no external force is applied, forward or backward relative to the endoscope tip assembly is proportional to the cube of a thickness of the strut.4. The endoscope tip assembly according to claim 1 , whereinan angle of each of the struts relative to the base during extraction of the endoscope insertion portion from the body correlates with an insertion-extraction force difference being a value obtained by subtracting the insertion force from the extraction force from the body.5. The endoscope tip assembly according to claim 4 , whereinthe insertion-extraction force difference ranges from 0.5 N to 10 N.6. The endoscope tip assembly according to claim 4 , whereinthe insertion-extraction force difference ranges from 1.0 N to 4.0 N.7. The endoscope tip assembly according to ...

ENDOSCOPE DEVICE AND ENDOSCOPIC DETECTION METHOD

The present invention discloses an endoscope apparatus and an endoscopic method. The endoscope apparatus includes a release source, a tether connected to the release source, an elastic clamp member and a capsule endoscope. The elastic clamp member includes an elastic clamp cavity being interconnected to an air outlet of the release source through the tether. In a clamped state, at least a portion of the capsule endoscope is within the elastic clamp cavity, wherein the elastic clamp member has a tendency to recover from deformation to apply a clamping force to the capsule endoscope. In a released state, the elastic clamp member is expanded by the air pressure from the tether, and the capsule endoscope is released from the elastic clamp cavity. 1. An endoscope apparatus , comprising:a release source, configured to generate an acting force;a tether connected to the release source;an elastic clamp member;wherein the elastic clamp member comprises an elastic clamp cavity, and the elastic clamp cavity is interconnected to an air outlet of the release source through a tether;a capsule endoscope;wherein the capsule endoscope and the elastic clamp member are configured as:in a clamped state, at least a portion of the capsule endoscope is within the elastic clamp cavity, the elastic clamp member has an ability to recover from deformation to apply a clamping force to the capsule endoscope;in a released state, the elastic clamp member is expanded by the air pressure from the tether, and the capsule endoscope is released from the elastic clamp cavity.2. The endoscope apparatus of claim 1 , wherein one end of the tether connected to the elastic clamp member set as a spiral structure claim 1 , and the spiral structure forms a capsule accommodating cavity claim 1 , the capsule accommodating cavity is connected and placed in close proximity to the elastic clamp cavity;the spiral structure gradually unwinds with the movement of the capsule endoscope in the clamped state.3. The ...

METHOD AND INSTRUMENT FOR TREATING OBESITY

A gastroscopic method of implanting a device for treating obesity of a patient by the device being postoperatively and non-invasively regulated to actively stretch a portion of the stomach wall of the patient to actively create a feeling of satiety. The method comprising the steps of: inserting the stretching device into the stomach of the patient through the esophagus, inserting the operation device into the body of the patient, the operation device being adapted to be connected to the stretching device, placing the stretching device in contact with the stomach wall, and fixating the stretching device to the stomach wall such that the operation device can regulate the device for actively stretching the portion of the stomach wall to actively create a feeling of satiety in the patient. 1171-. (canceled)172. A gastroscopic method of implanting a device for treating obesity of a patient by the device being postoperatively and non-invasively regulated to actively stretch a portion of the stomach wall of said patient to actively create a feeling of satiety , the device comprising a stretching device and an operation device for postoperatively and non-invasively regulating said stretching device , the method comprising the steps of:a. inserting said stretching device into the stomach of said patient through the esophagus,b. inserting said operation device into the body of the patient, said operation device being adapted to be connected to the stretching device,c. placing said stretching device in contact with the stomach wall,d. fixating said stretching device to the stomach wall such that the operation device can regulate the device for actively stretching the portion of said stomach wall to actively create a feeling of satiety in the patient.173. The method according to claim 172 , wherein the step of fixating said stretching device comprises the steps of:a. fixating a first portion of said stretching device to a first portion of said stomach wall, andb. fixating a ...

Flexible-wire Traction-type Capsule Endoscope and Manufacture Method thereof

The present invention discloses a flexible-wire traction-type capsule endoscope and a manufacture method thereof, which mainly includes a capsule endoscope housed in a pockety body and leads out a flexible wire for traction. The manufacture method of the flexible-wire traction-type capsule endoscope includes steps of mold integrating, film coating, adhering, shaping, assembling, sealing and wire fixing. According to the present invention, a finished product of the flexible-wire traction-type capsule endoscope is prepared by assembling a conventional capsule endoscope with a processed pockety body, and finally sealing and fixing. The manufacturing technique of the product is simple and easy, raw materials used are natural without pollution and are cheap, and the processing procedure is easy to be automatized, i.e., the productivity is easy to improve; from the aspect of application, the flexible-wire traction-type capsule endoscope has a small structure volume, is easy to swallow, and causes small negative reactions to patients.

ENDOSCOPE AND ENDOSCOPE SYSTEM COMPRISING SAME

The present disclosure provides an endoscope capable of more precisely observing curves in the large intestine. The endoscope according to one embodiment of the present disclosure comprises: a front end part in which a forward filming device is installed; a bending part; and an insertion part, wherein the insertion part has at least one groove formed on the side surface thereof. The groove includes a first inclined surface which becomes more downwardly inclined towards the rear portion of the endoscope. The first inclined surface comprises: a rearward filming device facing the rear side of the endoscope; a light part; and a lens cleaning nozzle. 1. An endoscope , comprising:a front end part including a forward filming device installed on the front end part;a bending part connected to the front end part and including a plurality of bending elements;an insertion part; anda manipulation part,wherein the insertion part connects the bending part and the manipulation part,the front end part and the bending part are moved in a coelom when at least a portion of the insertion part is inserted into or withdrawn from the coelom,at least one groove is formed on a side surface of the insertion part,the at least one groove includes a first inclined surface downwardly inclined toward a rear side of the endoscope, and a second inclined surface upwardly inclined toward the rear side of the endoscope, anda rearward filming device facing the rear side of the endoscope, and a lens cleaning nozzle and a light part for the rearward filming device are installed on the first inclined surface.2. The endoscope of claim 1 , wherein a plurality of grooves is formed on the side surface of the insertion part claim 1 , and the plurality of grooves is positioned at a regular angular interval in a circumferential direction of the insertion part.3. An endoscope system comprising the endoscope of .4. The endoscope system of claim 3 , further comprising a video processor and a monitor claim 3 , ...

Physically Guided Rapid Evaporative Ionisation Mass Spectrometry ("REIMS")

A method is disclosed comprising obtaining physical or other non-mass spectrometric data from one or more regions of a target using a probe. The physical or other non-mass spectrometric data may be used to determine one or more regions of interest of the target. An ambient ionisation ion source may then used to generate an aerosol, smoke or vapour from one or more regions of the target.

Visually Assisted Entry of a Veress Needle with a Tapered Videoscope for Microlaparoscopy

A Veress needle is modified to receive a forward-looking miniature videoscope through the cannula of an insufflation tube of the Veress needle. The modified instrument enables direct viewing of progress of the instrument through tissue to the peritoneal cavity of a patient, for proper location of the needle and insufflation of the cavity via the needle. The videoscope has an elongated shaft of smaller diameter than the cannula of the insufflation tube for passage of insufflation gas with the scope in place. In another embodiment a needle is fitted with a miniature videoscope to provide the same function, with the needle's cannula serving as an insufflation tube. 1. In combination , a Veress needle for facilitating pneumolaparoscopic surgery and a visualization stylet , comprising:the Veress needle having a puncturing tip at the distal end of a hollow needle within which a spring-loaded insufflation tube is positioned, the needle being configured for insertion into a patient to form a cavity for the pneumolaparoscopic surgery,the insufflation tube having an essentially flat distal end through which gas can be delivered by the Veress needle and being retractable against spring pressure into the needle cannula of the Veress needle when the needle is pushed against the surface,the visualization stylet having a proximal handle,the stylet having an elongated stylet shaft extending from the handle and sized to be inserted through a proximal end of the Veress needle and out through the distal end of the Veress needle by positioning the visualization stylet using the handle, the elongated stylet shaft having a significantly smaller outside diameter than the inside diameter of the Veress needle cannula, throughout the length of the stylet shaft except at a distal tip wherein the stylet shaft is of a larger diameter substantially filling the needle cannula of the Veress needle,the visualization stylet being a miniature videoscope, with a digital video camera at the distal tip ...

ARTIFICIAL STOMACH

A biocompatible implant for a method of treating a reflux disease in a patient by preventing the cardia sphincter from sliding through the patient's diaphragm hiatus opening into the patient's thorax, so as to maintain a pressure support from the patient's abdomen that supports the patient's cardia sphincter. The biocompatible implant has a rigid shape, a circumference of at least 15 mm and is configured to be introduced into the patient's abdomen through a trocar, be fully invaginatable in the patient's fundus wall, and function as an implantable movement restricting device preventing the cardia sphincter from sliding through the patient's diaphragm, when implanted. 156.-. (canceled)57. A biocompatible implant for a method of treating a reflux disease in a patient by preventing the cardia sphincter from sliding through the patient's diaphragm hiatus opening into the patient's thorax , so as to maintain a pressure support from the patient's abdomen that supports the patient's cardia sphincter , said biocompatible implant has a rigid shape , a circumference of at least 15 mm and is configured to:be introduced into the patient's abdomen through a trocar,be fully invaginatable in the patient's fundus wall, andfunction as an implantable movement restricting device preventing the cardia sphincter from sliding through the patient's diaphragm, when implanted.58. The biocompatible implant according to claim 57 , wherein the rigid shape is substantially spherical.59. The biocompatible implant according to claim 57 , wherein an outer wall of the biocompatible implant is rigid enough to maintain non-deformed when subject to forces created by stomach movements.60. The biocompatible implant according to claim 57 , wherein the biocompatible implant is non-inflatable.61. The biocompatible implant according to claim 57 , wherein the biocompatible implant includes a homogenous material.62. The biocompatible implant according to claim 57 , wherein the biocompatible implant is solid. ...

CENTER MARKER FOR DILATATION BALLOON

The present invention is premised upon an improved balloon dilator, more particularly to an improved balloon dilator comprising an expandable balloon, a core wire which extends through the expandable balloon, and a single visual marker band positioned at a geometric center within the balloon dilator which may selectively reflect certain wavelengths of light. 1. A balloon dilator , comprising:an expandable balloon;a core wire which extends through the expandable balloon; anda single visual marker band positioned at a geometric center within the balloon dilator,wherein the single visual marker band is selectively reflective.2. The balloon dilator of claim 1 , wherein the single visual marker band is phosphorescent.3. The balloon dilator of claim 1 , wherein the single visual marker band comprises a rough outer surface.4. The balloon dilator of claim 1 , wherein the core wire extends through a sheath and claim 1 , the core wire is movable with respect to the balloon and the balloon dilator is a wire guided balloon dilator.5. The balloon dilator of claim 2 , wherein the single visual marker band is positioned on a sheath contained within the balloon dilator.6. The balloon dilator of claim 1 , wherein the core wire is rigidly fixed to a distal end of the device and the balloon dilator is a fixed wire balloon dilator.7. The balloon dilator of claim 4 , wherein the visual marker band is positioned on the core wire contained within the balloon dilator.8. The balloon dilator of claim 1 , further comprising an endoscope claim 1 , the endoscope comprising a working channel through which the balloon dilator passes.9. The balloon dilator of claim 1 , wherein the single visual marker band is 10 mm in length.10. The balloon dilator of claim 1 , wherein the single visual marker band is pad printed onto the wire.11. The balloon dilator of claim 8 , wherein a second visual marker band is positioned proximal to the proximal end of the expandable balloon on an outer sheath.12. The ...

Distal-end-cap detachment jig

Provided is a distal-end-cap detachment jig capable of safely detaching a distal end cap from a distal-end-portion body. A distal-end-cap detachment jig that is used to detach a distal end cap mounted on a distal end of a side-viewing scope and having an inner space which communicates with a cap opening allowing a passage of a treatment tool, includes at least a body portion that has an inclined surface, in which the inclined surface is tapered in a direction of insertion into the inner space of the distal end cap, and in a case where the body portion is inserted into the inner space of the distal end cap, the inclined surface deforms the distal end cap in a direction of expanding the inner space of the distal end cap.

MEDICAL DEVICE POSITIONING SYSTEM

Embodiments of the invention include a medical device for accessing a patient's body portion and used for diagnosis and treatment of medical conditions. Embodiments of the invention may include a particular endoscopic positioning mechanism for placing an endoscope and an additional treatment device within desired body portions in order to assist in diagnosis and treatment of anatomical diseases and disorders. In particular, a medical device according to an embodiment of the invention may include an outer flexible tube and a positioning mechanism configured for rotating one portion of the flexible tube relative to another portion of the flexible tube. 152-. (canceled)53. An endoscopic device , comprising: a proximal section, and', a curved surface,', 'a side-facing surface intersecting with the curved surface, and', a first opening in the side-facing surface,', 'a second opening in the side-facing surface, the second opening extending along a side of the first opening, and', 'a third opening in the side-facing surface, the third opening extending along the side of the first opening, and, 'a plurality of openings in the side-facing surface, the plurality of openings including], 'a distal section, the distal section having, 'a rotatable coupling that couples the proximal and the distal sections, wherein the rotatable coupling is configured to allow rotation of the distal section relative to the proximal section., 'a shaft, the shaft comprising54. The endoscopic device of claim 53 , wherein an edge is formed at the intersection of the curved and the side-facing surfaces.55. The endoscopic device of claim 53 , wherein the shaft has a central longitudinal axis claim 53 , and wherein the rotatable coupling is configured to allow rotation of the distal section relative to the proximal section about the central longitudinal axis.56. The endoscopic device of claim 53 , wherein the side-facing surface faces a direction transverse to a proximal-distal direction.57. The ...

Rapid Evaporative Ionisation Mass Spectrometry ("REIMS") and Desorption Electrospray Ionisation Mass Spectrometry ("DESI-MS") Analysis of Swabs and Biopsy Samples

A method is disclosed comprising providing a biological sample on a swab, directing a spray of charged droplets onto a surface of the swab in order to generate a plurality of analyte ions, and analysing the analyte ions.

Methods and apparatus for cable attachment system

A cable attachment system and method for use with micro sensing component in a sterile environment. The cable attachment system may comprise a sensor, a cable connected to the sensor at a first end, a connector coupled to a second end of the cable, and a board coupled to the connector. A medical grade tubing may encase the connection of the sensor to the cable and a medical grade housing may encase the connection of the board to the connector and connected to the tubing. The medical grade housing and tubing are configured to create a sealed internal volume in the sterile environment.

DEVICES AND METHODS FOR FACILITATING SLEEVE GASTRECTOMY PROCEDURES

A gastrectomy device includes an elongated member and a tube. The elongated member has a proximal end and a distal end and defines a longitudinal side window disposed adjacent the distal end. The elongated member defines a first longitudinal channel, a second longitudinal channel, and a plurality of side apertures. The first longitudinal channel is in communication with the longitudinal side window and the plurality of side apertures is in communication with the second longitudinal channel. The tube extends through the first longitudinal channel. An array of lights is associated with the tube to provide illumination. The tube is movable through the elongated member between a first state, in which the tube is disposed within the first longitudinal channel of the elongated member, and a second state, in which a portion of the tube extends through the longitudinal side window of the elongated member. 1. A gastrectomy device , comprising: a distal end portion having a plurality of spaced-apart balloons that are selectively expandable;', 'a longitudinal side window disposed adjacent the distal end;', 'a first longitudinal channel in communication with the longitudinal side window;', 'a plurality of side apertures; and', 'a second longitudinal channel in communication with the plurality of side apertures and configured for coupling to a source of pressure;, 'an elongated member defininga tube extending through the first longitudinal channel and having a proximal end and a distal end, wherein the tube is movable to bow outwardly through the window; andat least one light associated with the tube to provide illumination.2. The gastrectomy device of claim 1 , further including an elongated printed circuit board disposed within the tube and having the array of lights disposed thereon.3. The gastrectomy device of claim 1 , wherein the array of lights includes LEDs.4. The gastrectomy device of claim 1 , further including a handle assembly coupled to the proximal end of the ...

ENTERAL FEEDING PUMP

A nasogastric apparatus, comprising: a pump configured to draw a liquid from a reservoir to a nasogastric tube; a switching mechanism associated with at least two vacuum lumens provided with the nasogastric tube; and a controller configured to control the pump and the switching mechanism. 1. A nasogastric apparatus , comprising:a pump configured to draw a liquid from a reservoir to a nasogastric tube;a switching mechanism associated with at least two vacuum lumens provided with the nasogastric tube; anda controller configured to control the pump and the switching mechanism.2. The apparatus of claim 1 , wherein the liquid comprises food.3. The apparatus of claim 1 , wherein the liquid comprises medicine.4. The apparatus of claim 1 , wherein the switching mechanism comprises one or more valves claim 1 , and wherein the controller is configured to control the switching mechanism by selecting to activate or deactivate any of the one or more valves.5. The apparatus of claim 4 , wherein the one or more valves are selected from the group consisting of: a pinch valve claim 4 , a butterfly valve claim 4 , and a diaphragm valve.6. The apparatus of claim 4 , wherein each of the at least two vacuum lumens is associated with a different valve of the one or more valves.7. The apparatus of claim 4 , wherein each valve of the one or more valves is associated with a set of vacuum lumens that are disposed with one or more sealing portions at a specific longitudinal location along the nasogastric tube.8. The apparatus of claim 7 , wherein the controller is configured to control a location of a sealing of the esophagus against the nasogastric tube by selecting to activate a valve associated with the location.9. The apparatus of claim 7 , wherein the controller is configured to alternately activate a suction at a distal location and a proximal location of the nasogastric tube.10. The apparatus of claim 1 , wherein the controller is further configured to control a gastric decompression ...

LANDMARK ESTIMATING METHOD, PROCESSOR, AND STORAGE MEDIUM

A landmark estimating method estimates a position of a landmark that is a hole existing in an object and is a site through which an insertion portion penetrates, in an endoscope image obtained by picking up an image of the object by an endoscope with the insertion portion bent. The landmark estimating method includes estimating an axis of the insertion portion, estimating a boundary of the insertion portion and the object, and estimating the position of the landmark based on the axis and the boundary that are estimated. 1. A landmark estimating method for estimating a position of a landmark that is a hole existing in an object and is a site through which an insertion portion penetrates , in an endoscope image obtained by picking up an image of the object by an endoscope with the insertion portion bent , the method comprising:estimating an axis of the insertion portion;estimating a boundary of the insertion portion and the object; andestimating the position of the landmark based on the axis and the boundary.2. The landmark estimating method according to claim 1 ,wherein the axis is estimated by extracting an entity that is used in estimation of the axis from the endoscope image by color analysis of the endoscope image, and analyzing a shape of the entity.3. The landmark estimating method according to claim 2 ,wherein the entity is an edge of the insertion portion.4. The landmark estimating method according to claim 2 ,wherein the entity is a marker provided on the insertion portion.5. The landmark estimating method according to claim 2 ,wherein a specular reflection portion of the insertion portion is extracted by luminance analysis of the endoscope image, and a center region of the insertion portion in which the axis exists is estimated.6. The landmark estimating method according to claim 1 ,wherein 3D surface data of the object is acquired, and an edge in a longitudinal direction of the insertion portion that is extracted from the 3D surface data is estimated as ...

SAMPLE CAPTURE DEVICE AND SYSTEMS AND METHODS OF USING SAME

Disclosed are devices, compositions, and methods for diagnosing eosinophilic esophagitis in a subject. Also disclosed are methods for monitoring the course of eosinophilic esophagitis in a subject before, during, and after treatment. 1. A mucosal tissue sample capture device for insertion within the esophagus of a subject , the sample capture device having a central axis , the sample capture device comprising:an elongate conduit surrounding the central axis, the elongate conduit defining a central bore and having an outer surface, a first end, and an opposed, insertional end;a central wire configured for selective movement relative to the central axis, at least a portion of the central wire being positioned within the central bore of the elongate conduit;at least one sheath operatively coupled to the outer surface of the elongate conduit; a plurality of buckling elements, the plurality of buckling elements being azimuthally spaced relative to the central axis, each buckling element having a first end and an opposed second end; and', 'a first crimping element operatively coupled to the first ends of the plurality of buckling elements and to the central wire; and', 'a second crimping element operatively coupled to the second ends of the plurality of buckling elements such that the central wire is axially moveable relative to the second crimping element,, 'at least one capture assembly operatively coupled to the central wire, wherein selective axial movement of the central wire is configured to effect axial and radial movement of each capture assembly of the at least one capture assembly, each capture assembly of the at least one capture assembly being axially moveable about and between an enclosed position and an open position and being radially moveable about and between a retracted position and a deployed position, wherein each capture assembly of the at least one capture assembly compriseswherein, in the enclosed position, each capture assembly of the at least one ...

SENSING CATHETER EMITTING RADIANT ENERGY

Provided is a sensing catheter having an outer flexible sheath and a proximal section containing a sensing system having a sensing means, a radiant energy providing means and radiation transmitting means, preferably all housed within a fluid channel. 1. A flexible sensing catheter for insertion into and use within a narrow mammalian body lumen or passage , comprisingan outer catheter sheath having a distal end for insertion into the body lumen or passage,a distal catheter section formed within the catheter sheath and in which the outer sheath terminates in an inwardly tapered distal exit and/or inlet port having a distal tip aperture of reduced internal port diameter, a sensing means housed within said catheter distal section near the distal tapered port and having a sensor for sensing a radiant energy directly from the lumen or passage as the catheter travels through or stops within the lumen or passage,', 'radiant energy providing means positioned within said catheter distal section in a location proximal and near to the radiant energy sensor of said sensing means and', 'radiant energy transmitting means for transmitting radiant energy, provided by the radiant energy providing means into the body lumen or passage, and', 'an annular channel formed between the outer sheath and the sensing means', 'said radiant energy transmitting means including means for transmitting the provided radiant energy through the annular channel, around the sensing means, and directly into the body lumen or passage through and from the tapered distal port., 'a sensing system comprising'}2. A flexible sensing catheter for insertion into and use within a narrow mammalian body lumen or passage , comprisingan outer catheter sheath having a distal end for insertion into the body lumen or passage,a distal catheter section formed within the catheter sheath and functioning as part of a fluid channel and in which the outer sheath terminates in an inwardly tapered distal exit and/or inlet port ...