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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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12-01-2012 дата публикации

Energy based devices and methods for treatment of patent foramen ovale

Номер: US20120010608A1

Автор: Dan Francis, Hanson S. Gifford, Iii, Jose Alejandro, Kenneth Horne, Mark E. Deem, William Malecki

Принадлежит: Terumo Corp

Methods and apparatus for treatment of patent foramen ovale (PFO) provide for applying energy to tissues adjacent the PFO with a catheter device to substantially close the PFO acutely. Apparatus generally includes a catheter device having at least one energy transmission member at or near its distal end configured to apply energy to PFO tissues to acutely, substantially close the PFO. Applied energy may be monopolar or bipolar radiofrequency energy or any other suitable energy, such as laser, microwave, ultrasound, resistive heating or the like. Some embodiments of a catheter device fuirther include one or more tissue apposition members near the distal end for helping bring PFO tissues together, such as a PFO covering member, a vacuum applying member and/or the like. PFO closure via energy-based approaches of the invention may help prevent stroke, treat migraine headache, and possibly treat or prevent other medical conditions.

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Номер записи: 1

12-01-2012 дата публикации

Compactionless tissue puncture closure device and methods

Номер: US20120010634A1

Автор: Irwin S. Wolosky, Rachael A. CRABB, Thomas A. Savard

Принадлежит: St Jude Medical Puerto Rico LLC

A tissue puncture closure device includes a carrier tube, a suture, an anchor, and a sealing pad. The sealing pad maintains a constant or substantially constant shape from when positioned in the carrier tube to when removed from the carrier tube and positioned adjacent to the tissue wall puncture in a post-deployment position. The suture may retain the anchor and sealing pad in contact with the tissue wall without altering a shape of the sealing pad.

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Номер записи: 2

19-01-2012 дата публикации

Endoscopic balloon tissue dissector and retractor

Номер: US20120016196A1

Автор: Parviz Kambin, Sheila P. Kambin

Принадлежит: Individual

In endoscopic surgery, a retractor having independently spreadable retractor blades mounted at the distal end of a tube is introduced percutaneously. A balloon dissector is passed through the tube and expanded. Following dissection by expansion of the balloon, the balloon is contracted, the tube is advanced, and the dissected tissue is spread by moving the blades apart from each other. The balloon dissector is withdrawn and another instrument is then introduced to carry out surgery on the anatomical structure exposed by the dissection and spreading steps.

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Номер записи: 3

26-01-2012 дата публикации

Method For Operating A Medical Robot, A Medical Robot, And A Medical Workstation

Номер: US20120022552A1

Автор: Thomas Neff

Принадлежит: KUKA LABORATORIES GmbH

A method for operating a medical robot, a medical robot, and a medical work station. The invention relates to a method for operating a medical robot ( 2 ). The robot ( 2 ) includes a robot arm ( 5 ) having a plurality of members ( 7 ), drives ( 15 ) provided for moving the members ( 7 ), and an attaching device ( 9 ). The robot ( 2 ) also has a control device ( 6 ) for activating the drives ( 15 ), and a sound generating device ( 3 ) attached to the attaching device ( 9 ), which is provided to apply sound to a living organism ( 10 ), in particular a high-intensity focused ultrasound.

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Номер записи: 4

02-02-2012 дата публикации

Expandable bioabsorbable plug apparatus and method

Номер: US20120029555A1

Автор: Aaron M. Fortson, Jill A. McCoy, John M. Ziobro, Kelly J. McCrystle, Laveille Kao Voss

Принадлежит: Abbott Cardiovascular Systems Inc

An apparatus for occluding a venous or arterial puncture site is disclosed including a plug insertable within, or adjacent to, a puncture site in a wall of a body lumen. An insert is forced into an aperture within the plug to cause expansion thereof. The insert may be drawn into the aperture by applying tension to a line passing therethrough and secured to the insert. Barbs may secure to the plug to engage the wall of the body lumen or adjacent tissue tract. Elongate members passing through the wall of the plug may be forced outwardly into the wall of the body lumen or adjacent tissue as the insert is forced into the aperture.

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Номер записи: 5

09-02-2012 дата публикации

Apparatus and methods for tissue closure

Номер: US20120035623A1

Автор: Celso Bagaoisan, James Dreher, Suresh Pai

Принадлежит: Individual

Apparatus and methods are provided for treating a tissue opening, for example a trocar opening used in a minimally invasive surgical procedure. In a tissue closure device, a finger guard or shield can be used, handle or holding area or areas can be used, and positioning indicators can be used. A resiliently flexible target material can also be used for reliably holding a suture during the procedure. Introducers can be used having a suture holder, an alignment indicator and insertion limits.

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Номер записи: 6

16-02-2012 дата публикации

Surgical access apparatus

Номер: US20120041271A1

Автор: David Farascioni, Skott Greenhalgh, Thomas Wenchell

Принадлежит: TYCO HEALTHCARE GROUP LP

An access apparatus for use during a surgical procedure to provide access to the interior of the body includes an access member defining a longitudinal axis and having a proximal end for being disposed at an exterior side of the body and a distal end for extending into the interior of the body. The access member has a bore therethrough dimensioned to permit passage of an object. A seal is disposed within the bore of the access member. The seal includes a fabric material and an elastomeric material, and defines an internal passageway dimensioned to form a substantial sealing relation with an object inserted therethrough.

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Номер записи: 7

16-02-2012 дата публикации

Needle Apparatus for Closing Septal Defects and Methods for Using Such Apparatus

Номер: US20120041482A1

Автор: Richard S. Ginn

Принадлежит: Individual

Apparatus and methods for closing a septal defect including a flap of tissue partially detached from a septum of a heart. A needle is advanced through a patient's vasculature within a delivery apparatus until the needle is disposed within a first chamber adjacent the septum. The needle is directed through the flap of tissue until the needle is disposed within a second chamber opposite the septum. A filament attached to an intermediate region of the needle is pulled, thereby causing the needle to pivot about the intermediate region such that the ends of the needle straddle the septal opening. A locking element is secured to the filament to secure the flap of tissue against the septum, and the filament is cut. Alternatively, the filament is biased to coil to engage the flap of tissue and secure the needle against the septum to close the opening.

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Номер записи: 8

01-03-2012 дата публикации

Apparatus and methods for sealing a vascular puncture

Номер: US20120053621A1

Автор: Celso J. Bagaoisan, Fred H. Co, Juan Domingo, Sieu Duong

Принадлежит: Access Closure Inc

Apparatus and methods for sealing a puncture through tissue includes an introducer sheath sized for introduction into a puncture, cartridge sized for insertion into the introducer carrying a sealant, and a locking element for coupling the introducer sheath to the cartridge. When the cartridge is advanced into the introducer sheath, the locking element couples the introducer sheath to the cartridge such that subsequent retraction of the cartridge causes the introducer sheath to retract, thereby deploying the sealant from the cartridge within the puncture beyond the introducer sheath.

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Номер записи: 9

15-03-2012 дата публикации

Septal defect closure device

Номер: US20120065673A1

Автор: James F. McGuckin, Jr.

Принадлежит: Individual

A device for closing a septal defect of a patient comprising a covering member and at least one retaining leg. The covering member has a first configuration for delivery and a second configuration for placement on the first side of the defect. The at least one retaining leg is configured to contact tissue on the second side of the defect to retain the covering member and has a first configuration for delivery and a second configuration for placement on the second side of the defect.

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Номер записи: 10

29-03-2012 дата публикации

Post-biopsy cavity treatment implants and methods

Номер: US20120076733A1

Автор: Ary S. Chernomorsky, James W. Vetter, Simon Chernomorsky

Принадлежит: Chernomorsky Ary S, Simon Chernomorsky, VETTER JAMES W

A post-biopsy cavity treatment implant includes a radiopaque element, a core portion and a shell portion. The core portion is coupled to the radiopaque element, and includes a first porous matrix defining a first controlled pore architecture. The shell portion is coupled to the core portion and includes a second porous matrix defining a second controlled pore architecture that is different from the first controlled pore architecture.

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Номер записи: 11

12-04-2012 дата публикации

Locator and closure device and method of use

Номер: US20120089179A1

Автор: Richard S. Ginn, Thomas J. Palermo

Принадлежит: Ensure Medical Inc

The present invention is directed to a device which is capable of both locating a punctured blood vessel wall and sealing the puncture in the vessel and to the method of using the device as well. In one embodiment, the device includes an elongate deployment member having a sealing element releasably disposed within a distal end thereof, said deployment member being coupled to a first actuator configured to retract said deployment member relative to said sealing element, and an elongated indicator member having a proximal end and a distal end, said indicator member extending through a lumen in said deployment member such that the distal end of said indicator member extends distally of the distal end of the deployment member, and said indicator member being coupled to a second actuator configured to retract said indicator member relative to said deployment member.

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Номер записи: 12

19-04-2012 дата публикации

Method for providing surgical access

Номер: US20120095504A1

Автор: John F. Shanley, Stephen H. Diaz

Принадлежит: ENTOURAGE MEDICAL TECHNOLOGIES Inc

One embodiment is directed to a method for providing surgical access across a wall of a tissue structure, comprising: measuring a thickness of the wall of the tissue structure at a targeted entry location; and providing a helical needle having a helical needle pitch selected to pull an intercoupled suture member across the wall with a distal portion of the needle such that a deployed suture pattern is formed, the deployed suture pattern being characterized in that it is substantially helical and represents a number of helical loops substantially encapsulated by the wall of the tissue structure that is greater than about one helical loop, and is less than about three helical loops.

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Номер записи: 13

26-04-2012 дата публикации

Porous vascular closure plug with starch powder

Номер: US20120101519A1

Автор: Haitao Zhang, Jason P. Hill, Kai Wang, Mark L. Jenson, Pu Zhou

Принадлежит: Boston Scientific Scimed Inc

The disclosure provides a composite plug for vascular closure including a hemostatic material, and a method of manufacturing the composite plug including a hemostatic material. The composite plug may comprise one or more materials having varying porosity, density, or composition, and may include a powdered hemostatic material.

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Номер записи: 14

26-04-2012 дата публикации

Heart valve prosthesis and method

Номер: US20120101571A1

Автор: Martin Christopher Cook, Stayajit Rohan Jayasinghe, Stefan Schreck, Suku Thambar

Принадлежит: Percutaneous Cardiovascular Solutions Pty Ltd

A heart valve prosthesis ( 100 ) comprises a housing component ( 110 ) and a valve component ( 130 ). The housing component ( 110 ) comprises a housing body ( 111 ) having a housing passage ( 112 ) extending therethrough. The housing body ( 111 ) is configured to be located in, or adjacent to and communicating with, a native valve orifice ( 16 ) of a heart ( 10 ) and to engage structure of the heart ( 10 ) to fix the housing body ( 111 ) in relation to the valve orifice ( 161 ). The housing component ( 111 ) is collapsible for delivery via catheter ( 2 ). The valve component ( 130 ) comprises a valve body ( 131 ) having a valve passage ( 132 ) extending therethrough. The valve body ( 131 ) is configured to be fixed within the housing passage ( 112 ) with the valve passage ( 132 ) extending along the housing passage ( 112 ). One or more flexible valve elements ( 131 ) is/are secured to the valve body and extend across the valve passage ( 132 ) for blocking blood flow in a first direction through the valve passage ( 132 ) whilst allowing blood flow in the opposing direction. The valve component ( 130 ) is collapsible for delivery via catheter ( 2 ) separate to the housing component ( 110 ). An associated method of replacing a failed or failing heart valve utilising the heart valve prosthesis ( 100 ) is also disclosed.

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Номер записи: 15

03-05-2012 дата публикации

Surgical tilt anvil assembly

Номер: US20120104073A1

Автор: Keith L. Milliman, Philip C. Roy, Thomas Wenchell

Принадлежит: TYCO HEALTHCARE GROUP LP

A surgical tilt anvil assembly including a rod and a head assembly including an anvil plate having staple deforming pockets. The head assembly is pivotally secured to the rod and pivotal in relation to the rod between a first tilted position, a non-tilted position and a second different tilted position. The head assembly passes from the first tilted position, through the non-tilted position to the second tilted position.

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Номер записи: 16

03-05-2012 дата публикации

Devices, systems, and methods for closing an aperture in a bodily tissue

Номер: US20120109190A1

Автор: Ghassan S. Kassab, Jose A. Navia, SR.

Принадлежит: CVDevices LLC

Devices, systems, and methods for closing an aperture in a bodily tissue. In at least one exemplary embodiment of an aperture closure device of the present disclosure, the aperture closure device comprises an elongated body extending from a proximal end to a distal end, and a closure portion coupled to the elongated body, the closure portion configured to fit within an aperture of a bodily tissue and comprising a material capable of autoexpansion within said aperture.

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Номер записи: 17

14-06-2012 дата публикации

Stitch lock for attaching two or more structures

Номер: US20120150223A1

Автор: Daniel Vennard, Jamie Manos, Kevin Henrichsen, William Miller

Принадлежит: Synthes USA LLC

An anchor assembly can include at least one anchor member, such as a pair of anchor members that are configured to be implanted in a target anatomical location in a first configuration, and can subsequently be actuated to an expanded configuration that secures the anchor members in the target anatomy. The anchor assembly can further include a connector member configured as a stitch lock that attaches the pair of anchor members together across a gap so as to approximate the anatomical defect.

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Номер записи: 18

21-06-2012 дата публикации

Tissue puncture closure device

Номер: US20120158044A1

Автор: Jason P. Hill, Mark L. Jenson

Принадлежит: Boston Scientific Scimed Inc

The present disclosure relates generally to methods and devices for closing and/or sealing an opening in a vessel wall and/or an adjacent tissue tract. In one illustrative embodiment, a device is provided for delivering and deploying an anchor, plug, suture, and/or locking element adjacent to the opening in the vessel wall and/or tissue tract.

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Номер записи: 19

05-07-2012 дата публикации

Tissue Removal Apparatus and Method of Manufacturing Same

Номер: US20120172905A1

Автор: Caitlyn Paget, Natasha Lee Shee, Neil Godara, Padina PEZESHKI

Принадлежит: Kimberly Clark Inc

An apparatus is disclosed for removing tissue from a patient's body. The apparatus comprises an elongate member defining a lumen and a tissue removal member disposed within the lumen. The tissue removal member comprises a flexible shaft formed from a plurality of strands, and a coil that is helically disposed around the shaft. The coil is substantially in contact with the shaft along a length of the shaft. The coil forms a plurality of outwardly extending projections and each pair of the plurality of outwardly extending projections defines a spacing therebetween. Upon rotation of the tissue removal member within the elongate member, material is conveyed through the lumen of the elongate member. A related method of manufacturing a tissue removal member is also disclosed.

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Номер записи: 20

26-07-2012 дата публикации

Vascular wound closing apparatus and method

Номер: US20120191131A1

Автор: Charles Rex Teeslink, Griscom Bettle

Принадлежит: Wound Care 360 LLC

Wound closure apparatus is provided including a body having an elongated, lowermost force-transmitting surface operable to be placed in a proximal, external, wound-closing position on a patient, together with a force-exerting assembly coupled with the body and operable to exert a downwardly directed force serving to generate wound-closing pressure against the patient's tissue. The force-transmitting surface is preferably three-dimensionally asymmetric so that forces of different magnitude are exerted at different locations along the length of the surface. The apparatus is especially designed for the closure of wounds attendant to endovascular interventions, e.g., a femoral artery puncture wound incident to percutaneous cardiac intervention (PCI), and is capable of quickly effecting wound closure with a time-to-ambulation (TTA) of approximately 60 minutes, and with a very low complication rate.

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Номер записи: 21

26-07-2012 дата публикации

Volumetric grafts for treatment of fistulae and related methods and systems

Номер: US20120191216A1

Автор: Clay D. Fette, F. Joseph Obermiller, Matthew R. Graham, Michael C. Hiles

Принадлежит: Cook Biotech Inc

Described are devices, methods, and systems useful in the treatment of fistulae, and in certain embodiments those having openings extending into the alimentary canal, such as anorectal fistulae. Illustratively, an anorectal fistula can be treated by placing a volumetric construct within the primary opening of the fistula. In certain embodiments, the volumetric construct can include a rolled remodelable material processed to form a substantially unitary body. Advantageous such remodelable materials can include collagenous extracellular matrix materials, such as small intestine submucosa.

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Номер записи: 22

09-08-2012 дата публикации

Robotically-controlled surgical instrument with force-feedback capabilities

Номер: US20120199630A1

Автор: Frederick E. Shelton, IV

Принадлежит: Ethicon Endo Surgery Inc

A surgical instrument. Various embodiments of the surgical instrument include an end effector that has a moveable cutting implement. A main drive shaft assembly operably interfaces with the end effector for transmitting an actuation motion to the movable cutting implement therein. A gear drive train is connected to the main drive shaft assembly. The gear drive train is actuated by a motor that is configured to receive control signals from a robotic system. Various embodiments include a sensor arrangement that operably interfaces the end effector to communicate forces experienced by the end effector to the robotic system.

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Номер записи: 23

09-08-2012 дата публикации

Instruments for delivering transfascial sutures, transfascial suture assemblies, and methods of transfascial suturing

Номер: US20120203276A1

Автор: Donald E. ZINITI, Kevin J. Ranucci, Roger E. Darois

Принадлежит: CR Bard Inc

An instrument for delivering a suture transfascially may include a handle, a shaft extending from the handle, and a pair of needles that are moveable to an extended position beyond the end of the shaft. One or more sutures are carried by the instrument and may be delivered transfascially. A transfascial suture assembly includes a suture having first and second segments and an intermediate segment therebetween. A force distributing member is locatable at the intermediate segment. Suture retainers may be provided at the end of each suture segment, and may have a connection that is moveable relative to the suture segment. A method of delivering transfascial sutures includes inserting a twin-needle instrument loaded with one or more sutures into an abdominal cavity and deploying, from within the abdominal cavity, the suture carrying needles through a soft tissue repair patch and then through at least part of the abdominal wall.

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Номер записи: 24

16-08-2012 дата публикации

Vessel closure system

Номер: US20120209317A1

Автор: Randolf Von Oepen

Принадлежит: Abbott Cardiovascular Systems Inc

A power driven vessel closure device is configured for closing a hole in a wall of a body lumen. The vessel closure device can include a power operated drive system and a closure element delivery system. The closure element delivery system can be removably, operably, couplable with the power operated drive system. That is, the closure element system can be directly or indirectly attached to and removed from the power operated drive system, or components thereof. The operation of the power operated drive system can operate the closure element delivery system so as to move the closure element within the vessel closure device and deploy the closure element to close the hole.

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Номер записи: 25

30-08-2012 дата публикации

System and method for sealing access

Номер: US20120221043A1

Автор: Eric Berens

Принадлежит: Individual

The present invention relates to an apparatus and a method for sealing a puncture in a tubular tissue structure or the wall of a body cavity. More specifically, the present invention is directed to an apparatus and method for sealing a puncture site in the wall of a tubular tissue structure, or in the wall of a body cavity with a stabilizer used to stabilize the material used to seal the puncture site as the material is positioned. The material is inserted into the puncture site as a ribbon or sheet on an introducer element such as a needle, a cannula, a guide wire, an introducer element adapted for dialysis, an introducer element adapted for catheterization, a trocar, or any other introducer element used to access the lumen of a tubular tissue structure or used to access a body cavity.

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Номер записи: 26

13-09-2012 дата публикации

Automatic quantitative vessel analysis

Номер: US20120230565A1

Автор: Alexander Steinberg, David Tolkowsky, Eldad Klaiman, Jacob Blank, Ran Cohen, Sagiv PHILIPP

Принадлежит: Sync Rx Ltd

Apparatus and methods are described for use with an image of blood vessels of a subject. In response to a user designating a single point on the image (a) a target portion of a blood vessel is automatically identified in the vicinity of the designated point, and (b) quantitative vessel analysis is performed on the target portion of the blood vessel. An output is generated based upon the quantitative vessel analysis. Other embodiments are also described.

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Номер записи: 27

13-09-2012 дата публикации

Surgical device and accessories

Номер: US20120232339A1

Автор: Laszlo Csiky

Принадлежит: Individual

The present invention relates to a device developed for surgical interventions comprising (i) an inner end ( 1 ) guidable/steerable to the operation field, (ii) an outer end ( 3 ) operated by the user and (iii) a middle part ( 2 ) which connects both ends ( 1, 3 ) together. According to the main concept of the present invention, it further comprises force transmission units extending between the outer ( 3 ) and the inner ( 1 ) ends, and said force transmission units, the outer and the inner ends and the middle part ( 2 ) are designed to transfer the movements of the outer end ( 3 ) to the inner end ( 1 ) in an identical measure, as if the inner end ( 1 ) were the straight continuation of the outer end ( 3 ).

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Номер записи: 28

13-09-2012 дата публикации

Tamponade for Biopsy Surgery and Method of Operation

Номер: US20120232581A1

Автор: Allison Waller, Robert T. T. Gettens, Steven Michael Schonholz

Принадлежит: WESTERN NEW ENGLAND UNIVERSITY

A device for a biopsy procedure using a probe is provided. The probe, such as a needle, has an inner bore. A tamponade device is provided having a stem portion and an expandable portion, the tamponade device is sized to fit within the probe inner bore. The expandable portion is changeable between a first size and a second size with the second size being larger than the first size. A sheath disposed about the expandable portion, the sheath sized to fit within the probe inner bore. The expandable portion applies direct pressure to a hemorrhage location when inflated to the second size.

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Номер записи: 29

13-09-2012 дата публикации

Vascular hole closure delivery device

Номер: US20120232583A1

Автор: James S. Tarmin, Stephan A. DeFonzo, Thanu Anidharan

Принадлежит: Rex Medical LP

A surgical delivery instrument for delivering a vascular hole closure device having a hole covering member. The delivery instrument comprises a housing, a plunger and an advancer movable within the housing, the advancer having a first portion and a distal portion hingedly connected to the first portion and forming a casing for supporting the hole covering member. Distal movement of the advancer pivots the casing from an angled position to a more linear position to change the orientation of the covering member from a transverse position to a more aligned position. The plunger is advanceable to advance the covering member into the vessel.

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Номер записи: 30

20-09-2012 дата публикации

Open-cavity, reduced-pressure treatment devices and systems

Номер: US20120234483A1

Автор: Colin John Hall, David George Whyte, Ian Hardman, James Joseph Sealy, Mark Stephen James Beard

Принадлежит: Individual

An open-cavity, reduced-pressure treatment device and system for treating a cavity in a patient's body, such as an abdominal cavity, is presented. In one instance, an open-cavity, reduced-pressure treatment device includes a plurality of encapsulated leg members, each having an interior portion with a leg manifold member and formed with fenestrations operable to allow fluid flow into the interior portion, and a central connection member fluidly coupled to the plurality of encapsulated leg members. The central connection member has a connection manifold member. The open-cavity, reduced-pressure treatment devices, systems, and methods allow for, among other things, removal of fluids.

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Номер записи: 31

27-09-2012 дата публикации

Control System and Method for Precisely Guiding a Percutaneous Needle Toward the Prostate

Номер: US20120245455A1

Автор: Antoine Leroy, Jocelyne Troccaz, Michael Bauman, Nikolai Hungr, Vincent Daanen

Принадлежит: KOELIS, Universite Joseph Fourier Grenoble 1

A needle holder device for treating the prostate, involving a series of steps of inserting a needle into the prostate, has a rectal probe for ultrasonic 3D imaging and a computer for processing the image acquired by the probe and for computing the position of the needle relative to the prostate. The computer is controlled so as to periodically output information on the movement of the prostate after each of the insertion steps in order to validate the insertion parameters relative to a treatment schedule and, if need be, modifying the insertion parameters relative to the schedule in the event the movement is greater than a threshold value.

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Номер записи: 32

27-09-2012 дата публикации

Wound closure devices and methods

Номер: US20120245625A1

Автор: Christy Cummins, James E. Coleman

Принадлежит: Individual

Methods and devices are provided for closing a puncture wound. In one exemplary embodiment, a puncture closure device is provided having an elongate tubular body that is disposable through a puncture in tissue and that includes proximal and distal portions. The proximal portion can be adapted to expand to form proximal wings upon rotation of the elongate tubular body, preferably in a first direction. The distal portion can be adapted to expand to form distal wings upon rotation of the elongate tubular body, preferably in a second, opposite direction. The proximal and distal portions can also be adapted to be moved toward one another as they expand upon rotation. As a result, the proximal and distal wings can engage tissue therebetween.

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Номер записи: 33

04-10-2012 дата публикации

Apical puncture access and closure system

Номер: US20120253386A1

Автор: Ming Wu, Philip P. Corso, Jr., Ralph Schneider, Stanton J. Rowe

Принадлежит: Edwards Lifesciences Corp

A device, system, and method for providing access to, and sealing of, a body organ includes an implant device. An implant device has a main body having an internal access lumen, with a plurality of prongs extending from a distal end of the main body. The main body can include two lumens, one slidable within the other, to form a single continuous lumen with an adjustable length. The main body has an expanded configuration with an expanded diameter, and an unexpanded configuration with an unexpanded diameter. The prongs have a generally straight configuration where they extend distally of the distal end of the main body, and a bent configuration where the prongs bend around so that their tips extend proximally of the distal end of the main body. The device may include a hemostatic barrier to prevent fluid leakage therethrough when the main body is in the unexpanded configuration.

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Номер записи: 34

04-10-2012 дата публикации

Method and apparatus for the treatment of tissue

Номер: US20120253392A1

Автор: Bradley J. Wessman, Brian L. Dukart, Ishmael Bentley, Joseph C. Cauthen, III, Lawrence W. Wales, Matthew M. Burns, Rodney L. Houfburg

Принадлежит: Anulex Technologies Inc

This disclosure presents methods and devices for treating a defect in soft tissue of a patient. The methods and devices can employ fixation delivery apparatuses and fixation apparatuses positioned, at least in part, in or on the soft tissue to be repaired. In some aspects, these techniques include the use of this includes a fixation apparatus that includes at least one bone anchor connected to at least one tissue anchor by a shortenable elongate member.

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Номер записи: 35

11-10-2012 дата публикации

Apparatus and methods to create and maintain an intra-atrial pressure relief opening

Номер: US20120259263A1

Автор: David Celermajer, Edward McNamara, Hiroatsu Sugimoto, Michael W. Sutherland

Принадлежит: DC Devices Inc

The present disclosure relates to a method and a device for treating heart failure by normalizing elevated blood pressure in the left and right atria of a heart of a mammal The present disclosure includes methods for creating and maintaining an opening in the atrial septum. Tools for making an opening and enlarging the opening are also disclosed. Use of the techniques and tools described herein prolongs the patency of an intra-atrial pressure relief opening.

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Номер записи: 36

01-11-2012 дата публикации

Systems and methods for engaging heart tissue

Номер: US20120277725A1

Автор: Ghassan S. Kassab, Jose A. Navia, SR.

Принадлежит: CVDevices LLC

A system for engaging heart tissue includes an engagement catheter defining a first lumen therethrough and having a suction port at or near a distal end and a vacuum port at or near a proximal end, a delivery catheter defining a delivery catheter lumen therethrough and configured for slidable insertion into the first lumen of the engagement catheter, and an implantable device capable of insertion into the delivery catheter lumen such that at least part of the implantable device extends from a delivery catheter distal end upon implantation into a patient, where the suction port is operable to removably attach to a targeted tissue on an interior wall of a heart of the patient after the engagement catheter has been advanced through a blood vessel and into the heart, thereby forming a reversible seal with the targeted tissue when a vacuum source is operatively coupled to the vacuum port.

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Номер записи: 37

08-11-2012 дата публикации

Compressible arteriotomy locator for vascular closure devices and methods

Номер: US20120283770A1

Автор: Brian J. Edquist, Catherine A. Pipenhagen, Scott A. Kramer, Steven N. Willard, Valerie J. Glazier

Принадлежит: St Jude Medical Puerto Rico LLC

A tissue puncture locator device includes a temporary anchor configured for placement through a vascular puncture into a vessel. The temporary anchor includes a column member that defines a lumen. The temporary anchor is movable between an uncompressed position and a compressed position, wherein in the compressed position a portion of the column member protrudes radially outward. The column member may include a reduced thickness portion, wherein the column member protrudes radially outward at the reduced thickness portion. The column member, when expanded radially outward within the vessel, is sized to limit retraction of the temporary anchor through the vascular puncture.

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Номер записи: 38

15-11-2012 дата публикации

Intra-atrial implants made of non-braided material

Номер: US20120290062A1

Автор: David Celermajer, Edward McNamara, Hiroatsu Sugimoto, Stephen Forcucci

Принадлежит: Individual

Several unique intra-cardiac pressure devices, placement catheters, methods of placement and methods of treating heart failure are presented. The intra-cardiac pressure devices presented allow sufficient flow from the left atrium to the right atrium to enable the relief of elevated left atrial pressure and resulting patient symptoms. The intra-cardiac pressure devices are made of a non-braided material.

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Номер записи: 39

06-12-2012 дата публикации

Single piece, dual component sealing pad and methods

Номер: US20120310275A1

Автор: Anna Norlin-Weissenrieder, Stephanie M. Board, Zhengrong Zhou

Принадлежит: St Jude Medical Puerto Rico LLC

A tissue puncture closure device includes a carrier tube and a sealing plug. The carrier tube includes a distal end configured for insertion into the tissue puncture. The sealing plug is positioned in the carrier tube and arranged for ejection from the distal end of the carrier tube into the tissue puncture. The sealing plug includes a first collagen portion having a first cross-linked chemical structure, and a second collagen portion positioned proximal of the first collagen portion in the carrier tube. The second collagen portion has a second cross-linked chemical structure that is different from the first cross-linked chemical structure.

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Номер записи: 40

31-01-2013 дата публикации

Occlusion device for closing anatomical defects

Номер: US20130030455A1

Автор: Hong Duc Duong, Venkatraman Subramanian, Wei Luen James Yip, Yin Chiang Freddy Boey, Yong-dan Tang

Принадлежит: NANYANG TECHNOLOGICAL UNIVERSITY

The present invention generally relates to the field of transcatheter device closure techniques for closing an opening in a tissue and more particularly, to occlusion devices for closing anatomical defects in tissue. More particularly the present invention refers to occlusion devices for closing septal abnormalities such as atrial septal defects and patent foramen ovale, and to methods of closing an anatomical defect in a tissue.

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Номер записи: 41

07-02-2013 дата публикации

Composite plug for arteriotomy closure and method of use

Номер: US20130035719A1

Автор: James G. Hansen, Jason P. Hill, Susan M. Shoemaker

Принадлежит: Boston Scientific Scimed Inc

A composite plug for arteriotomy closure, a method of manufacturing a composite plug for arteriotomy closure, and a method for the use of a composite plug for arteriotomy closure may include an elongate core member, and one or more layers disposed at least in part about the core member, where the composite plug has been partially compacted in a radial direction. The composite plug may include an outer member at least partially surrounding the core member.

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Номер записи: 42

07-02-2013 дата публикации

Minimally invasive repair of heart valve leaflets

Номер: US20130035757A1

Автор: Arun Saini, David Joseph PARINS, John Zentgraf

Принадлежит: Neochord Inc

A method of repairing a heart valve provides intravascular access for repair of a heart valve through a ventricular trans-septal approach. An external guide catheter can be inserted through a vein of a patient into the right ventricle via the right atrium. An internal guide catheter can be inserted through the external guide and can provide access to the septum for a puncture tool to create an opening through the septum to the left ventricle. The internal guide can then be advanced into the left ventricle and used to guide a deployment catheter that deploys a repair device onto the heart valve.

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Номер записи: 43

07-03-2013 дата публикации

Catheter with sealed hydratable hemostatic occlusion element

Номер: US20130060279A1

Автор: Zia Yassinzadeh

Принадлежит: Cardiva Medical Inc

Apparatus for sealing a vascular wall penetration disposed at the end of the tissue tract comprises a shaft, an optional occlusion element, a hydratable hemostatic implant, and a protective sleeve. The apparatus is deployed through the tissue tract with the occlusion element optionally occluding the vascular wall penetration and inhibiting backbleeding therethrough. The hydratable hemostatic implant, which will typically be a biodegradable polymer such as collagen carrying an anti-proliferative agent or coagulation promoter, will then be deployed from the sealing apparatus by retracting the protective sleeve and left in place to enhance closure of the vascular wall penetration with minimum scarring. The hydratable implant will be protected from premature hydration and swelling by a soluble plug covering the implant's distal end prior to sleeve retraction.

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Номер записи: 44

04-04-2013 дата публикации

System and method for calibration of optical fiber instrument

Номер: US20130085332A1

Автор: Bhaskar S. Ramamurthy, Neal A. Tanner, Randall L. Schlesinger, Robert G. Younge

Принадлежит: KONINKLIJKE PHILIPS ELECTRONICS NV

An instrument system that includes an elongate body in a geometric configuration, an optical fiber, and a controller is provided. The optical fiber is operatively coupled to the elongate body and has a strain sensor provided on the optical fiber, wherein at least a portion of the optical fiber is in the geometric configuration. The controller is operatively coupled to the optical fiber and adapted to receive, from a source other than the optical fiber, information indicative of the geometric configuration, receive a signal from the strain sensor, and associate the signal with the geometric configuration.

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Номер записи: 45

09-05-2013 дата публикации

Surgical instrument having force feedback capabilities.

Номер: US20130116668A1

Автор: Frederick E. Shelton, IV, Jerome J. Morgan, Mark D. Overmyer, Richard L. Leimbach

Принадлежит: Ethicon Endo Surgery Inc

A surgical instrument. The surgical instrument has a force delivery system which communicates a changing force to a user of the surgical instrument when a limit of a surgical function is reached. A sensor senses position of a moving element to communicate a signal to the force delivery system. In various embodiments, the system generates a vibratory force to signal the user.

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Номер записи: 46

16-05-2013 дата публикации

Large bore location device and methods

Номер: US20130123812A1

Автор: Zachary J. Tegels

Принадлежит: St Jude Medical Puerto Rico LLC

A vascular closure system includes a body portion, an anchor, at least one suture member, and a plurality of needles. The anchor assembly includes a hub and a wire assembly. The hub has at least one aperture defined in a sidewall thereof. The wire assembly includes an actuator member extending proximally through the body portion and hub, and at least one pre-formed wire having a free proximal end and a distal end that is connected to the actuator member. Withdrawing the actuator member extends the proximal end of the at least one pre-formed wire out of the at least one aperture to capture a portion of the vessel wall between the pre-formed wire and the body portion. The plurality of needles extend through the vessel wall adjacent to the vessel puncture and are configured to connect to the at least one suture member.

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Номер записи: 47

30-05-2013 дата публикации

System and method for automatically initializing or initiating a motion compensation algorithm

Номер: US20130137963A1

Автор: Eric S. Olson

Принадлежит: St Jude Medical Atrial Fibrillation Division Inc

A system and method for automatically initializing or initiating a motion compensation algorithm is provided. The system includes a processing apparatus configured to acquire data representing information relating to movement of a medical device, determine whether the medical device is stationary based on the information represented by said data, and automatically initiate the execution of the motion compensation algorithm in response to a determination that the medical device is stationary. In an exemplary embodiment, the system further comprises the medical device. The method comprises acquiring data representing information relating to movement of a medical device. The method further comprises determining whether the medical device is stationary based on the information represented by the acquired data. The method still further comprises automatically initiating the execution of the algorithm in response to a determination that the medical device is stationary.

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Номер записи: 48

06-06-2013 дата публикации

Large bore closure device and methods

Номер: US20130144316A1

Автор: Ali Hassan, Bernhard Kaeferlein, Catherine A. Pipenhagen, James A. McCrea, Jason M. Halac, Martha Escobar, Troy T. White, Zachary J. Tegels, Zihan Lin

Принадлежит: St Jude Medical Puerto Rico LLC

A vascular closure system includes a body portion, an anchor, a suture carrying portion, and a plurality of needles. The body portion has a distal end surface. The anchor is positionable through a vessel puncture in a vessel wall of a vessel. The anchor defines a vessel contact surface, wherein withdrawal of the anchor captures a portion of the vessel wall between the vessel contact surface and the distal end surface. The suture carrying portion is positionable through the vessel puncture and carries at least one suture member. The plurality of needles extend through the portion of the vessel wall adjacent to the vessel puncture and are configured to connect to the at least one suture member. Withdrawal of the plurality of needles through the portion of the vessel wall positions the at least one suture member through the portion of the vessel wall.

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Номер записи: 49

11-07-2013 дата публикации

Electrophysiological endocardiology tool

Номер: US20130178908A1

Автор: Christoph Hans Huber

Принадлежит: ENDOHEART AG

Apparatus and methods for pacing the heart. The apparatus may include, and the methods may involve, an elongated member having: a delivery lumen that is configured to traverse the heart wall, the lumen having a proximal opening for receiving the instrument and a distal opening for deploying the instrument; and an electrically conductive member that is configured to deliver to the heart wall a current that modifies a contraction frequency. The apparatus may include an access opening closure device that has: a distal end that is configured to be disposed interior the heart and contact endocardial tissue adjacent the access opening; and a proximal end that is configured to be disposed exterior the heart and contact heart tissue adjacent the access opening; and an electrode that is configured to discharge electrical energy into the heart wall to change the frequency. The apparatus may include an injectable needle pacing electrode.

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Номер записи: 50

25-07-2013 дата публикации

Soft tissue coring biopsy devices and methods

Номер: US20130190651A1

Автор: James William VETTER

Принадлежит: Transmed7 LLC

A biopsy device comprises a coring and transport assembly and a distal beak assembly. The distal beak assembly may be coupled to or near a distal end of the coring and transport assembly and may comprise at least one movable cutting element. The distal beak assembly may be configured to rotate about an axis, and assume at least a first open configuration operative to enable the at least one cutting element to core through tissue and a second closed configuration operative to enable the at least one cutting element to move through the tissue and to sever a cored specimen from the tissue.

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Номер записи: 51

25-07-2013 дата публикации

Suturing devices and methods

Номер: US20130190781A1

Автор: Aaron M. Fortson, Wouter E. Roorda

Принадлежит: Abbott Cardiovascular Systems Inc

A surgical device for suturing body lumen is described, as well as methods for suturing tissue employing the surgical device. The device can include a body having a shaft and a foot for insertion into an opening in a body lumen. The device can include tissue ports between configured to receive tissue surrounding the opening in the body lumen. The foot can include a suture secured to needle capture devices. The device can include needles that can be advanced through tissue and into the needle capture devices. The needle capture devices can then be withdrawn, thereby harvesting the suture, which can then be used to close the opening in the body lumen.

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Номер записи: 52

25-07-2013 дата публикации

Closure device

Номер: US20130190810A1

Автор: Ian J. Clark, Kelly J. McCrystle, Laveille K. Voss, Ni Ding, Wouter E. Roorda

Принадлежит: Abbott Vascular Inc

A device for closing an opening in a wall of a body lumen includes a closure element with a first flange and a second flange. Both the first flange and the second flange may have a delivery cross-sectional dimension and a deployed cross-sectional dimension. The device for closing an opening further includes a first coupler element disposed on the first flange and a second coupler element disposed on the second flange, the first and second coupler elements cooperating to couple the first flange to the second flange.

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Номер записи: 53

01-08-2013 дата публикации

Surgical Disc Removal Tool

Номер: US20130197551A1

Автор: Jason Pastor, Rory Palmer, Ryan Agard, Samuel Yoon, Sean Suh

Принадлежит: Globus Medical Inc

The disclosure provides a tissue removal device including customizable tips. The tissue removal device may include an outer shaft and a threaded shaft. One aspect of disclosure may include a shaft cutting tool that emerges from the end of the outer shaft. Another aspect of the disclosure may include a flexible cutting blade extending from the threaded shaft. Threaded shaft may be driven by a driving mechanism in order to provide an auger-like suction mechanism to facilitate the transfer of removed tissue to a collection chamber that is coupled to the outer shaft and the threaded shaft.

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Номер записи: 54

29-08-2013 дата публикации

Soft tissue coring biopsy devices and methods

Номер: US20130226031A1

Автор: James William VETTER

Принадлежит: Transmed7 LLC

A biopsy device comprises a coring and transport assembly and a distal beak assembly. The distal beak assembly may be coupled to or near a distal end of the coring and transport assembly and may comprise at least one movable cutting element. The distal beak assembly may be configured to rotate about an axis, and assume at least a first open configuration operative to enable the at least one cutting element to core through tissue and a second closed configuration operative to enable the at least one cutting element to move through the tissue and to sever a cored specimen from the tissue.

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Номер записи: 55

19-09-2013 дата публикации

Closure Tape Dispenser

Номер: US20130245680A1

Автор: Frank Viola, Kevin Condrin, Timothy Sargeant

Принадлежит: COVIDIEN LP

A surgical tape applicator includes a dispenser housing, a protective liner, and a surgical tape. The dispenser housing has a proximal end and a distal end and defines a passageway therethrough. The protective liner is disposed within the passageway of the housing. The surgical tape is at least partially disposed within the dispenser housing and protected by the protective liner. The surgical tape has a first surface and a second surface each having at least one tissue reactive component.

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Номер записи: 56

26-09-2013 дата публикации

Device with Biological Tissue Scaffold for Percutaneous Closure of an Intracardiac Defect and Methods Thereof

Номер: US20130253538A1

Автор: Carol A. Devellian, Robert M. Carr

Принадлежит: WL Gore and Associates Inc

The invention provides an intracardiac occluder, which has biological tissue scaffolds as occlusion shells, for the percutaneous transluminal treatment of an intracardiac defect. The intracardiac occluder includes a proximal support structure supporting the proximal occlusion shell and a distal support structure supporting the distal occlusion shell. In one embodiment, biological tissue derived from the tunica submucosa layer of the porcine small intestine forms the occlusion shells.

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Номер записи: 57

26-09-2013 дата публикации

Apex closure device

Номер: US20130253577A1

Автор: Zachary J. Tegels

Принадлежит: St Jude Medical LLC

Wound closure devices, systems, and methods may be used to close an opening, such as a puncture wound or incision, formed in tissue, such as heart tissue. A wound closure device may be configured and adapted to be placed within the puncture wound or incision to close and/or seal the puncture wound or incision. A bioadhesive may be used to strengthen the closure and/or seal of the puncture wound after placement of the wound closure device relative to the puncture wound.

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Номер записи: 58

17-10-2013 дата публикации

Devices and methods for delivering implants for percutaneous perforation closure

Номер: US20130274795A1

Автор: Bartosz PAWLIKOWSKI, Christopher Martin, Damien Ryan, Des Regan, Ger Brett, Joseph DOLPHIN, Mark MCGOLDRICK, Matthew Murphy, Michael Dunning, Michael MCCARTIN, Micheál Hession, Peter Grant

Принадлежит: VIVASURE MEDICAL Ltd

A device for delivering an implant configured to seal an aperture in a tissue includes: a delivery shaft configured to engage the implant to allow the implant to be maneuvered into sealing engagement with a distal surface of the tissue, the delivery shaft comprising a retaining sleeve comprising a locking projection engagable with a locking recess of the implant to secure the implant to the delivery shaft, and a release sleeve axially slideable relative to the retaining sleeve between a first axial position in which the release sleeve is configured to maintain locking engagement between the locking recess and the locking projection, and a second axial position in which the release sleeve permits the locking projection to disengage the locking recess.

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Номер записи: 59

31-10-2013 дата публикации

Blood clot extraction device

Номер: US20130289578A1

Автор: Gerardo V. Noriega, Kristian C. Hockenson, Rodolfo B. Sudaria, Sarah E. Van Keulen, Sofia A. Pour, Victor Chechelski

Принадлежит: YAWA MED Inc

A device for capturing a clot in a blood vessel comprises an outer shaft, an inner shaft slidably disposed in a lumen of the outer shaft, and clot capture arms secured to a distal end of the inner shaft. The device is navigated and advanced through the vasculature to reach the location of a blood clot. An anchoring element on the outer shaft is expanded to anchor the device at the location of the blood clot. The clot capture arms are extended from the open end of the outer shaft. As the clot capture arms are extended, the distal portions of the arms gradually open into radially inwardly curved configurations to capture the clot. With the clot captured, the arms are retracted back into the outer shaft along with the clot. The anchoring element is then collapsed, and the device, with the clot captured therein, is retracted from the vasculature.

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Номер записи: 60

07-11-2013 дата публикации

Tubular Patent Foramen Ovale (PFO) Closure Device with Catch System

Номер: US20130296925A1

Автор: Andrzej J. CHANDUSZKO, David J. Callaghan

Принадлежит: WL Gore and Associates Inc

The present invention provides a device for occluding an anatomical aperture, such as an atrial septal defect (ASD) or a patent foramen ovale (PFO). The occluder includes two sides connected by a central tube. The occluder is formed from a tube, which is cut to produce struts in each side. Upon the application of force, the struts deform into loops. The loops may be of various shapes, sizes, and configurations, and, in at least some embodiments, the loops have rounded peripheries. In some embodiments, at least one of the sides includes a tissue scaffold. The occluder further includes a catch system that maintains its deployed state in vivo. When the occluder is deployed in vivo, the two sides are disposed on opposite sides of the septal tissue surrounding the aperture and the catch system is deployed so that the occluder exerts a compressive force on the septal tissue and closes the aperture.

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Номер записи: 61

07-11-2013 дата публикации

Coupling System Useful in the Placement of Implants

Номер: US20130296928A1

Автор: Steven W. Opolski, Todd A. Peavey

Принадлежит: WL Gore and Associates Inc

A coupling system is disposed at the distal end of an interventional delivery system for coupling to an implant. The coupling device has a first and second prong connected at one end. The other end of the prongs open or close to release or trap an object, e.g., a bead tethered from an implant. A slot at the distal end of the coupling device allows extra degrees of flexibility for the coupling device.

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Номер записи: 62

21-11-2013 дата публикации

Fibrous marker and intracorporeal delivery thereof

Номер: US20130310686A1

Автор: Lloyd H. Malchow, Michael L. Jones, Paul Lubock

Принадлежит: SenoRx Inc

An intracorporeal marker includes a fibrous unitary marker body having bioabsorbable fibers compressed into a compressed configuration, and bound in the compressed configuration by a polymer binding agent. The intracorporeal marker may be incorporated into an intracorporeal marker delivery device having a delivery cannula which has a distal tip, an inner lumen and a discharge opening in communication with the inner lumen. The compression and binding occur prior to insertion of the fibrous unitary marker body into the inner lumen of the delivery cannula. The fibrous unitary marker body is slidably disposed within and pushable through the inner lumen of the elongated delivery cannula proximal to the discharge opening.

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Номер записи: 63

28-11-2013 дата публикации

Systems and methods for cable-based tissue removal

Номер: US20130317505A1

Автор: Gary Daniel Zaretzka, Hiep Nguyen, John T. To, Robert May, Singfatt Chin

Принадлежит: Spine View Inc

Systems and methods for treating disc herniation include surgical and endoscopic access and removal of disc tissue. The tissue removal devices that may be used include flexible elongate members, such as a cable, that may be inserted into a vertebral disc and rotated to pulverize the disc material and facilitate its removal.

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Номер записи: 64

28-11-2013 дата публикации

Single plane tissue repair patch having a locating structure

Номер: US20130317527A1

Автор: Gabriel R. Jacinto, Michael Cardinale

Принадлежит: Ethicon Inc

A novel single plane tissue repair patch is disclosed. The patch has a base member with an opening therethrough, and a closure member associated with the opening. Mounted to the periphery of the bottom side of the base member is a locating structure. The mesh may be used in open surgical procedures for hernia repairs and other repairs of body wall defects.

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Номер записи: 65

28-11-2013 дата публикации

Methods, devices and systems for approximation and fastening of soft tissue

Номер: US20130317543A1

Автор: Barry Hal Rabin, Peter S. HARRIS

Принадлежит: LONGEVITY SURGICAL Inc

Devices and tissue fasteners for approximating and fastening tissue using minimally invasive techniques are disclosed. Methods for approximating and fastening tissue by application of one or more tissue fasteners are also provided. In one embodiment, spaced apart tissue locations are engaged by tissue penetrating members of a deformable fastener, one of more of the engaged tissue locations is moved toward another engaged tissue location to approximate the spaced apart locations, and the deformable fastener is deployed to secure the approximated tissue locations. These methods may be used in laparoscopic plication gastroplasty procedures for forming an invaginated tissue fold, to close holes in the gastrointestinal lumen, and in a variety of interventional procedures.

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Номер записи: 66

05-12-2013 дата публикации

Clot removal device with steerable element

Номер: US20130325056A1

Автор: Ronen Eckhouse, Shimon Eckhouse, Yuri Sudin

Принадлежит: RAPID MEDICAL LTD

A clot removal device and method for removing a clot from a blood vessel are provided, where the clot removal device includes a shaft and an elongate clot engagement element having one end connected to the shaft and a distal end remote from the end connected to the shaft, and where the shaft and elongate clot engagement element having a principal longitudinal axis. Further, the distal end can include an end formation forming a curved contact surface at the distal end, and the end formation can be displaced to one side of the principal longitudinal axis.

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Номер записи: 67

05-12-2013 дата публикации

Systems, methods, and devices for closing holes in body lumens

Номер: US20130325058A1

Автор: Aaron M. Fortson, David J. Milazzo, Dawn Ma, Dinorah Merrill, Douglas H. Mehl, Rizza Garcia, Timothy C. Reynolds, Wouter E. Roorda

Принадлежит: Abbott Cardiovascular Systems Inc

A closure device for closing an opening in tissue is provided. The closure device includes an elongate member through which needles may be deployed. The closure device also includes a foot portion having one or more feet slidably mounted relative thereto. The feet are movable between a deployed position and a delivery position. The feet include cuffs removably mounted therein, with sutures connected between the cuffs. When the feet are in the deployed position and the needles are advanced, the needles securely engage the cuffs and draw the cuffs and suture through the lumen wall so that the opening in the lumen wall can be closed with the sutures.

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Номер записи: 68

12-12-2013 дата публикации

Automatic reduction of interfering elements from an image stream of a moving organ

Номер: US20130329977A1

Автор: Alexander Steinberg, David Tolkowsky, Eldad Klaiman, Ran Cohen, Sagiv PHILIPP

Принадлежит: Sync Rx Ltd

Apparatus and methods are described for imaging a portion of a body of a subject that undergoes a motion cycle. A plurality of image frames of the portion are acquired. The image frames are enhanced with respect to a first given feature of the image frames, by (a) image tracking the image frames with respect to the first given feature, (b) identifying a second given feature in each of the image frames, and (c) in response to the identifying, reducing visibility of the second given feature in the image frames. The image frames that (a) have been image tracked with respect to the first given feature, and (b) have had reduced therein the visibility of the second given feature, are displayed as a stream of image frames. Other embodiments are also described.

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Номер записи: 69

19-12-2013 дата публикации

Apparatus and methods for excluding the left atrial appendage

Номер: US20130338686A1

Автор: Carlos E. Ruiz

Принадлежит: Individual

Apparatus and methods are provided for excluding and reducing the volume of the left atrial appendage (“LAA”) by deploying a first tissue capture element in contact with the pericardium and a second tissue capture element in engagement with the endocardial surface adjacent to the ostium of the LAA, such that the LAA tissue is retained in a collapsed, reduced volume state therebetween. Methods of using the apparatus of the present invention to reduce or occlude the LAA also are provided.

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Номер записи: 70

19-12-2013 дата публикации

Therapeutic methods and devices following myocardial infarction

Номер: US20130338695A1

Автор: Alexander Khairkhahan, Serjan D. Nikolic

Принадлежит: CardioKinetix Inc

Described herein are methods of treating a patient to prevent or correct cardiac remodeling following myocardial infarction. In general these methods may include inserting or implanting a device in a heart chamber to support the affected region within 72 hours after myocardial infarction. The device may be a support device (e.g., a resilient frame) and/or a partitioning device.

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Номер записи: 71

19-12-2013 дата публикации

Hemostatic device and its methods of use

Номер: US20130338705A1

Автор: Victor Matthew Phillips

Принадлежит: Phillips Medical LLC

A hemostatic device includes an injection tube having at least one distal tube opening configured to discharge a first fluid to facilitate sealing the puncture. A guide is adjacent a distal end of the injection tube. The guide includes a cone-shaped portion having an apex oriented towards a distal end of the hemostatic device.

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Номер записи: 72

02-01-2014 дата публикации

Applicator and Tissue Interface Module for Dermatological Device

Номер: US20140005645A1

Автор: Daniel Francis, Dong Hoon Chung, Jessi E. Johnson, Kevin Shan, Peter J. Bentley, Steven Kim, Ted Su, Yoav Ben-Haim

Принадлежит: Individual

A tissue interface module has an applicator chamber on a proximal side of the tissue interface module and a tissue acquisition chamber on a distal side of the tissue interface module. The applicator chamber may include: an opening adapted to receive the applicator; an attachment mechanism positioned in the applicator chamber and adapted to attach the tissue interface module to the applicator; a sealing member positioned at a proximal side of the applicator chamber; and a vacuum interface positioned at a proximal side of the applicator chamber and adapted to receive a vacuum inlet positioned on a distal end of the applicator. The invention also includes corresponding methods.

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Номер записи: 73

16-01-2014 дата публикации

Percutaneous perforation closure systems, devices, and methods

Номер: US20140018847A1

Автор: Bartosz PAWLIKOWSKI, Christopher Martin, Damien Ryan, Des Regan, Ger Brett, Joseph DOLPHIN, Mark MCGOLDRICK, Matthew Murphy, Michael Dunning, Michael MCCARTIN, Micheál Hession, Peter Grant

Принадлежит: VIVASURE MEDICAL Ltd

A device for sealing an aperture in a tissue includes: an implant configured to seal the aperture when positioned adjacent to the aperture; and a delivery shaft configured to engage the implant to allow the implant to be maneuvered into sealing engagement with a distal surface of the tissue, the delivery shaft comprising a retaining sleeve comprising a locking projection engagable with the locking recess of the implant to secure the implant to the delivery shaft, and a release sleeve axially slideable relative to the retaining sleeve between a first axial position in which the release sleeve is configured to maintain locking engagement between the locking recess and the locking projection, and a second axial position in which the release sleeve permits the locking projection to disengage the locking recess.

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Номер записи: 74

23-01-2014 дата публикации

Biological adhesive sheet and device for attaching biological adhesive sheet

Номер: US20140025104A1

Автор: Naoki Ishii

Принадлежит: Terumo Corp

A highly safe biological adhesive sheet capable of exerting a strong adhesive force almost without requiring a pressing force when the biological adhesive sheet is attached to living tissue. The biological adhesive sheet includes a substrate in which a plurality of through-holes are formed; and an adhesive section in which a plurality of protrusions that protrude on one surface side of the substrate are formed, wherein the protrusions make contact with living tissue and are made to adhere to the living tissue by a Van der Waals' forces by drawing the living tissue from the other surface side of the substrate through the through-holes.

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Номер записи: 75

06-02-2014 дата публикации

Hinged tissue support device

Номер: US20140039271A1

Автор: Kevin J. Ehrenreich

Принадлежит: Abbott Cardiovascular Systems Inc

A tissue support device is provided for managing access through tissue. The tissue support device engages the tissue proximate an opening in the tissue and biases the tissue support device to bring the engaged tissue together.

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Номер записи: 76

06-02-2014 дата публикации

Space-filling device

Номер: US20140039536A1

Автор: Edward H. Cully, Michael J. Vonesh

Принадлежит: WL Gore and Associates Inc

A medical device includes a balloon member, a port that couples a compartment interior of the balloon member to a region exterior of the balloon member, and a tubular member that defines a lumen. A distal end of the tubular member is attached to an internal surface of the balloon member within the compartment so that a portion of the internal surface of the balloon member provides a seal at a distal end of the lumen. The tubular member passes through the port, and the proximal end of the tubular member is configured to remain exterior of the compartment. A delivery of a sufficient amount of a filling material into the lumen of the tubular member causes a length of the tubular member to pass through the port and into the balloon compartment.

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Номер записи: 77

27-02-2014 дата публикации

Sealing mechanism for closure devices

Номер: US20140058439A1

Автор: Troy T. White

Принадлежит: St Jude Medical Puerto Rico LLC

A deployment device for bringing a sealing plug into position within a puncture tract or incision, and bringing an anchor into position adjacent a tissue puncture, is provided. The deployment device is designed to facilitate easier positioning of the sealing plug, wherein a separate tamping tool is not required. The sealing plug is held in place on the shaft of the anchor by a structure, for example, a knob or boss. The anchor, anchor shaft, and sealing plug may be made of various biocompatible resorbable materials such that the anchor may resorb very quickly, leaving the tissue or artery lumen clear, and the sealing plug may resorb more slowly, to assist in maintaining hemostasis. The deployment device may include a bypass device which maintains the anchor in either an extended or bent configuration. Further, the anchor may include at least one rib, to provide support to the anchor.

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Номер записи: 78

06-03-2014 дата публикации

Closure device

Номер: US20140066980A1

Автор: Dusan Pavcnik, Kurt J. Tekulve, Michael Deckard

Принадлежит: Cook Medical Technologies LLC, Oregon Health Science University

A closure device for closing a bodily passageway is provided. The device includes first and second frames and first and second crossbars. A sheet of biocompatible material is attached to one or more of the frames. The first crossbar extends across the first frame and has terminal crossbar ends connectively linked to separate sites on the first frame; the second crossbar is similarly linked to the second frame. The crossbars are attached to each other at a connection point, and they are each configured to bend away from the connection point when the closure device is deployed to close a bodily passageway. A method of making the closure device is provided, as well as a method for closing a bodily passageway using such a device. Further, a closure device assembly is provided, including a closure device, a delivery catheter housing, and a delivery release member.

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Номер записи: 79

03-04-2014 дата публикации

Vascular closure device with a plug having a variable expansion rate and method for using the same

Номер: US20140094846A1

Автор: Jyueboon Lim

Принадлежит: St Jude Medical Puerto Rico LLC

A vascular closure device, having an insertion sheath and a vascular closure implant positioned at least partially in the insertion sheath. The vascular closure implant may have an anchor element, the anchor element including an expandable material, a first puncture contact portion, a bend portion connected to the first puncture contact portion, the bend portion including a bend, and a second puncture contact portion connected to the bend portion. The vascular closure implant may also include a plug element coupled to the bend portion of the anchor element. The anchor element may be formed of an expandable material having the same or a different expansion rate than a material forming the plug element. The vascular closure device may additionally include a locator tube having a vessel locator positioned at least partially in the locator tube. The vessel locator may also have an elongated member that includes a superelastic material.

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Номер записи: 80

03-04-2014 дата публикации

Tissue anchors, systems and methods, and devices

Номер: US20140094906A1

Автор: Aaron M. Call, Donald S. Baim, Edward I. McNamara, Hiroatsu Sugimoto, Jason H. Robinson, Joseph P. Lane, Kate E. Traynor, Mark Maguire, Paul A. Spence, Steven D. Cahalane

Принадлежит: Mitralign Inc

Systems, devices and methods for securing tissue including the annulus of a mitral valve. The systems, devices and methods may employ catheter based techniques and devices to plicate tissue and perform an annuloplasty.

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Номер записи: 81

10-04-2014 дата публикации

System and method for transapical access and closure

Номер: US20140100594A1

Автор: Alan E. Shluzas, Frank Litvack, Gary Steese-Bradley, John F. Shanley, Stephen H. Diaz

Принадлежит: ENTOURAGE MEDICAL TECHNOLOGIES Inc

Embodiments are described for creating and closing tissue access ports, such as transapical access ports, which involve placement of an introducer across the subject tissue structure, and deployment of a controllable port closure device assembly configured to remain in place with a ratcheting mechanism, and to hold the tissue surrounding the previous access port location closed against a sealing disc with proximal and distal strut assemblies, after the introducer has been removed.

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Номер записи: 82

06-01-2022 дата публикации

ADHESION PROMOTION DEVICE

Номер: US20220000483A1

Автор: ARAMAKI Naoki, Kai Miho, SUZUKI Miria

Принадлежит: TERUMO KABUSHIKI KAISHA

An adhesion promotion device is disclosed, which is capable of reducing risk factors of an anastomotic leakage after surgery. The adhesion promotion device includes a sheet-shaped first region disposed between one joint target site and the other joint target site of biological organs to promote adhesion of a biological tissue, a second region provided inward of the first region and separated from the first region in a direction intersecting with a surface direction of the first region, and an interlock portion that interlocks the first region and the second region with each other. 1. An adhesion promotion device , the adhesion promotion device comprising:a main body portion disposed between biological organs serving as a joint object; andwherein the main body portion includes a sheet-shaped first region disposed between one joint target site and the other joint target site of the biological organs to promote adhesion of a biological tissue, a second region provided inward of the first region and separated from the first region in a direction intersecting with a surface direction of the first region, and an interlock portion that interlocks the first region and the second region with each other.2. The adhesion promotion device according to claim 1 , wherein the interlock portion has a cross-sectional shape which is narrowed from the first region side toward the second region side.3. The adhesion promotion device according to claim 1 , wherein the interlock portion has a cross-sectional shape which is widened from the first region side toward the second region side.4. The adhesion promotion device according to claim 1 , wherein the interlock portion has a cross-sectional shape orthogonal to the surface direction of the first region.5. The adhesion promotion device according to claim 1 , wherein the first region is joined to the biological tissue by a joining device including a first engagement instrument disposed in one joint target site of the biological organs claim ...

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Номер записи: 83

07-01-2021 дата публикации

SUTURE-BASED CLOSURE WITH HEMOSTATIC TRACT PLUG

Номер: US20210000459A1

Автор: Fortson Aaron M.

Принадлежит:

Devices for closing a passage through tissue communicating with a body lumen. The device may include an elongate body, a sheath disposed at the distal end of the device for disposition within a body lumen, a hollow needle disposed within a needle lumen of the body, the needle being selectively advancable through the needle lumen, a suture-anchor ejection mandrel disposed within the hollow needle that is also selectively advancable through the hollow needle, a suture-anchor and suture disposed within the hollow needle, a distal end of the suture attached to the suture anchor for ejection out the hollow needle by the mandrel. A needle guide disposed between the sheath and proximal end of the body may include a needle port through which the needle can exit. A hemostatic plug is disposed over the needle port so as to be penetrated by the needle upon exiting the port. 1. A method of closing an opening in tissue , the method comprising:advancing a suture-anchor through the tissue;positioning a plug adjacent the opening, the suture-anchor being advanced through the plug prior to being advanced through the tissue; andsecuring the plug to the tissue.2. The method of claim 1 , further comprising advancing the suture-anchor through another tissue through which an access passage is formed.3. The method of claim 1 , wherein securing the plug comprises advancing a knot along a suture extending proximally from the suture-anchor.4. The method of claim 1 , advancing a hollow needle through the tissue claim 1 , the suture-anchor being advanced from the hollow needle.5. The method of claim 1 , wherein positioning the plug adjacent the opening comprises disposing the plug within an access passage claim 1 , the plug extending generally parallel to the access passage.6. The method of claim 5 , wherein positioning the plug adjacent the opening comprises transitioning the plug to extend generally transversely to a direction of elongation of the access passage.7. The method of claim 1 , ...

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Номер записи: 84

07-01-2016 дата публикации

FISTULA TREATMENT DEVICES AND METHODS

Номер: US20160000416A1

Автор: Carrison Harold F., Santos Mark-Christopher O.

Принадлежит:

Disclosed herein are implantable fistula treatment devices and related methods. In some embodiments, an anorectal fistula treatment device may comprise a disc- shaped distal anchor comprising a concave side and a convex side, an outer edge region, an inner sealing region protruding from the concave side, and an attachment region configured for attachment to a connecting member. The inner sealing region may have a greater thickness than at least a portion of the attachment region and the outer edge region may be oriented at an acute angle to the inner sealing region. The distal anchor may have a tapered edge and the outer edge region and inner sealing region may be configured to form separate seals against tissue about a distal opening of an anorectal fistula. 1. A disc-shaped distal anchor for an anorectal fistula treatment device , the disc-shaped distal anchor comprising:a concave side;a convex side;an outer edge region disposed along an outer edge of the distal anchor;an inner sealing region protruding from the concave side and disposed within the outer edge; andan attachment region disposed within the inner sealing region and configured for attachment to a connecting member;wherein the inner sealing region has a greater thickness than at least a portion of the attachment region.2. The distal anchor of claim 1 , wherein the outer edge is tapered claim 1 , and wherein the outer edge region and inner sealing region are configured to form separate seals against tissue about a distal opening.3. The distal anchor of claim 1 , further comprising at least one layer member embedded within the attachment region.4. The distal anchor of claim 1 , wherein the middle layer member comprises a mesh material.5. The distal anchor of claim 1 , wherein the middle layer member comprises a solid disc made of a first material that has at least one of a greater strength or a greater rigidity than that of a second material of which the disc-shaped distal anchor is made.6. The distal ...

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Номер записи: 85

07-01-2016 дата публикации

VESSEL CLOSURE DEVICES, SYSTEMS, AND METHODS

Номер: US20160000417A1

Автор: Voss Laveille K.

Принадлежит:

A vessel closure system is provided that can include a plurality of shape memory anchors configured to close a puncture in a vessel wall. The shape memory anchors can be at least partially disposed within a guide member and can be comprised of materials having shape memory properties. The shape memory anchors can be configured to change from a first configuration suitable for deployment from the guide member and through the vessel wall to a second configuration adapted to resist proximal movement against a distal surface of the vessel wall. The shape memory anchors can be coupled to at least one suture. The vessel closure system can also include a plurality of carriers having a distal end and a proximal end. The carriers can be disposed at least partially within the guide member. Each of the carrier members can be configured to deploy at least one of the shape memory anchors from the guide member. 1. A vessel closure system , comprising:a guide member having a proximal end, a distal end, a plurality of openings through a wall of the guide member adjacent the distal end of the guide member, and a plurality of carrier lumens extending between the proximal end and the distal end of the guide member to connect to the openings adjacent the distal end of the guide member, the carrier lumens including axially aligned portions and curved portions extending between the axially aligned portions and the openings;a plurality of shape memory anchors, each having a sharpened distal end and each being at least partially disposed within one of the plurality of carrier lumens of the guide member, the shape memory anchors comprising shape memory material having a shape memory effect and being configured to move between a first configuration, wherein the shape memory anchors are adapted to pierce a vessel wall with the sharpened distal end, and a second configuration, wherein the shape memory anchors include a plurality of multi-directional folds that are adapted to resist proximal ...

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Номер записи: 86

07-01-2016 дата публикации

Trocar and wound closure device

Номер: US20160000460A1

Автор: Hagay Weisbrod, Oded Elish

Принадлежит: Gordian Surgical Ltd

A trocar adapted for insertion through a fascia layer of an abdominal wall, comprising a proximal end configured for handling by a user; a distal end configured for insertion into tissue; and a shaft extending in between the proximal end and distal end, wherein the shaft comprises a narrow portion proximal to the distal end, the narrow portion defining at least one recess shaped and sized to receive fascia tissue, the recess ending, at a distal end, with a generally proximally facing surface of the shaft configured directly below the narrow portion, the proximally facing surface and the narrow portion shaped and sized to stabilize the trocar in the abdominal wall by the fascia. In some embodiments, a trocar and external cannula assembly are provided. In some embodiments, the trocar and/or trocar and external cannula assembly are configured for deployment of one or more anchors and/or sutures in the tissue.

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Номер записи: 87

02-01-2020 дата публикации

VASCULAR CLOSURE DEVICE

Номер: US20200000448A1

Автор: GRINTZ Joseph T., WALTERS Greg

Принадлежит: Essential Medical, Inc.

A vascular closure device includes a release component, a delivery component, a sealing device and at least one actuator. The release component is elongate along a longitudinal direction, and defines a distal end and a proximal end. The delivery component extends along the release component such that at least the release component is movable relative to the delivery component. The delivery component includes a delivery tube body and defines a delivery tube channel. The sealing device has a toggle that is at least partially disposed within the release tube, a suture that is attached to the toggle and extends through the delivery tube channel, and a plug that is attached to the suture proximal to the toggle. The actuator is coupled to the release component and is in communication with the suture such that actuation of the actuator causes (i) the release component to move the proximal direction relative to the delivery component so as to release the toggle from the release component, and (ii) the suture to be pulled in a proximal direction to thereby place the filament in tension and urge the toggle against a distal end of the delivery component such that the toggle is oriented in a sealing position. 1. A method of sealing a puncture site in a vessel with a vascular closure device having a toggle , a plug , and a suture that is coupled to the toggle and the plug , the method comprising the steps of:positioning the toggle within the vessel while at least a portion of the toggle is retained by a release component of the vascular closure device; andafter the positioning step, actuating an actuator that is coupled to the release component such that movement of the at least one actuator causes the toggle to be released from the release component and further causes the suture to be placed in tension.2. The method of claim 1 , wherein the actuating step comprises rotating a lever that is coupled to the release component.3. The method of claim 1 , wherein prior to the ...

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Номер записи: 88

03-01-2019 дата публикации

Vascular closure with multiple connections

Номер: US20190000432A1

Автор: Cleon Stanley, Dennis Griffin, Ram H. Paul, Jr.

Принадлежит: Cook Medical Technologies LLC

Among other things, methods and apparatus for inserting devices for closing a tissue opening are disclosed. An anchoring or sealing member has one or more stems and/or filaments that are offset from the center of the member, so that lateral adjustments or movements of the anchoring or sealing member do not uncover the opening, cause the anchoring or sealing member to stick through or pull through the opening. Embodiments including a valve adapted to accommodate a guide wire for addressing emergencies are also disclosed.

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Номер записи: 89

03-01-2019 дата публикации

DRUG SUPPLY DEVICE

Номер: US20190000434A1

Автор: Ishii Naoki, Sawada Satoshi, SHIBATA Hideaki

Принадлежит: TERUMO KABUSHIKI KAISHA

A drug supply device for supplying drug to a living body surface that includes a shaft and a drug holding sheet attached to the distal end of the shaft. The drug holding sheet has a first face that faces distally and a second face opposite the first face that faces proximally when the drug holding sheet is expanded. The drug holding sheet includes folded portions that fold such that the first face is positioned to face radially inward while exposing the second face to an outside environment when the drug holding sheet is in a folded state. A drug is applied on the first face of the drug holding sheet. The drug supply device includes an expandable member on the second face of the drug holding sheet. The expandable member is expandable to cause the drug holding sheet to expand from the folded state into the expanded state. 1. A drug supply device for supplying drug to a living body surface , comprising:an elongated shaft extending in an axial direction, the elongated shaft possessing a proximal end and a distal end portion;a drug holding sheet attached to the distal end portion of the shaft and having a first face and a second face opposite the first face;a drug applied on the first face of the drug holding sheet;an expandable member disposed on the second face of the drug holding sheet, the expandable member being expandable and contractible, expansion of the expandable member causing the drug holding sheet to expand from a folded state into an expanded state;the first face of the drug holding sheet facing distally when the drug holding sheet is in the expanded state and the second face facing proximally when the drug holding sheet is in the expanded state, the drug holding sheet including a plurality of folded portions configured to fold such that the first face is positioned to face radially inwardly so that portions of the first face directly face one another when the drug holding sheet is in the folded state; andthe drug supply device being configured to supply ...

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Номер записи: 90

04-01-2018 дата публикации

Vascular hole closure device

Номер: US20180000471A1

Автор: James F. McGuckin, Jr., James S. Tarmin, Thanu Anidharan

Принадлежит: Rex Medical LP

A device for closing an aperture in a vessel wall, the aperture having an external opening in an external region of the vessel wall and an internal opening in an internal region of the vessel wall. The device includes a covering member positionable inside the vessel against the internal opening of the aperture and having a dimension to prevent egress of fluid through the aperture. A securing member is positionable external of the vessel and has a plurality of pores extending therethrough. A flexible connecting member operatively connects the covering member and securing member and moves the securing member toward the covering member.

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Номер записи: 91

04-01-2018 дата публикации

PARANASAL SINUS MEDICAL DEVICE AND USES THEREOF

Номер: US20180000499A1

Автор: ALTMAN Nir, GEMER Avinoam, HADAR Danny

Принадлежит: SINUSAFE MEDICAL LTD

The present disclosure generally relates to the field of medical devices for treatment and diagnosis of paranasal sinus conditions and methods of using same. There is disclosed a device having a hollow shaft configured to be inserted into a paranasal sinus through a natural opening thereof. The hollow shaft is shaped/configured to reach a treatment area within the paranasal sinus. 1. A medical device for treating and/or diagnosing a paranasal sinus condition , said medical device comprising:a flexible hollow cannula configured to be at least partially inserted through an ostium into a sinus cavity of a subject, said flexible hollow cannula comprising a flexible grinding wire configured to rotate along a longitudinal axis thereof and thereby grind, chop and/or stir material present in said sinus cavity and/or inside said hollow cannula.2. The medical device of claim 1 , further comprising an elongated tubular member configured to receive said flexible hollow cannula claim 1 , wherein said elongated tubular member comprises a distal end being bent or bendable so as to face the ostium of the paranasal sinus claim 1 , once inserted into the subject's nose.3. The medical device of claim 1 , wherein activation of said medical device induces precession of said flexible grinding wire and/or of said hollow cannula claim 1 , thereby augmenting the grinding claim 1 , chopping and/or stirring of said material.4. The medical device of claim 1 , wherein said precession of said hollow cannula claim 1 , is further configured to enlarge the ostium.5. The medical device of claim 1 , wherein said precession of said hollow cannula is configured to reduce intra-sinus pressure.6. The medical device of claim 1 , wherein said flexible hollow cannula is configured to retractably extend from said distal end of said elongated tubular member claim 1 , and to penetrate through the ostium of the paranasal sinus claim 1 , when said distal end of said elongated tubular member faces said ostium.7. ...

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Номер записи: 92

05-01-2017 дата публикации

DEVICES AND METHODS FOR TREATING FISTULAE AND OTHER BODILY OPENINGS AND PASSAGEWAYS

Номер: US20170000469A1

Автор: Agnew Charles W., Duncan Mark, Johnson Chad E.

Принадлежит:

Some aspects of the present invention are directed to unique products and methods for treating fistulae and other passageways and openings in the body. In some preferred forms, an inventive construct will include an elongate graft body that incorporates a plurality of sheet or sheet-like segments. The plurality of sheet or sheet-like segments, in some arrangements, will be stacked in a generally longitudinal direction along the length of the plug body, and optionally, the segments will be received over one or more elongate elements. Elongate elements of this sort can take a variety of forms including a suture, wire, filament, or other relatively thin-bodied elongate member, although in some forms, an elongate element will be or include a somewhat heftier structure such as a biodegradable or non-biodegradable three-dimensional body. 120-. (canceled)21. A medical implant , comprising:an elongate implant body including a plurality of sheet segments, each sheet segment of the plurality of sheet segments having a top surface, a bottom surface and at least one side edge, the plurality of sheet segments being stacked with the top surface of a first sheet segment facing the bottom surface of an adjacent sheet segment;wherein sheet segments of the plurality of sheet segments comprise a first material and a second material different from the first material.22. The medical implant of claim 21 , wherein:the first material comprises a naturally derived material and the second material comprises a non-naturally derived material.23. The medical implant of claim 22 , wherein:the naturally derived material comprises extracellular matrix (ECM) material.24. The medical implant of claim 23 , wherein:the non-naturally derived material comprises a biodegradable synthetic polymer.25. The medical implant of claim 24 , wherein:the plurality of sheet segments includes sheet segments comprising the extracellular matrix (ECM) material and other sheet segments comprising the biodegradable ...

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Номер записи: 93

04-01-2018 дата публикации

THROMBECTOMY AND SOFT DEBRIS REMOVAL DEVICE

Номер: US20180000510A1

Автор: Eberhardt Mark, Evans Douglas G., Fisher William T., Nash John E., SAURO Dennis M., WALTERS Greg

Принадлежит:

A device suitable for removing material from a living being is provided, featuring at least an aspiration pump, powered by a motor. The aspiration pump and any optional infusate pump preferably feature a helical pumping mechanism, and operate at a high rate of rotation, thereby ensuring adequate pumping performance and flexibility. The helical pumping mechanism may be a helical coiled wire about a central core tube. The helical coil wire, whether together with, or independent of, the core tube, may be rotated to cause a pumping action. Additionally, a narrow crossing profile is maintained, ensuring that the device may reach more tortuous regions of the vasculature. In one embodiment, the system comprises a wire-guided mono-rail catheter with a working head mounted on a flexible portion of the catheter that can laterally displace away from the guide wire to facilitate thrombus removal. The working head may be operated to separate and move away from the guide wire to come within a closer proximity of the obstructive material to more effectively remove it from the vessel. 1. A flexible catheter system for clearing an accumulation of occlusive material from a vessel , duct or lumen in a living being , said flexible catheter system comprising a rotary helical aspiration pump , wherein said rotary helical aspiration pump comprises a helical wire , a core , and a catheter jacket , wherein said catheter jacket surrounds said helical wire and said helical wire is wrapped around said core in a helical arrangement , and further wherein said helical wire is driven by a helical source of rotary power to operate independently of said core.2. The flexible catheter system of claim 1 , wherein said core is arranged to not rotate when said helical wire is driven by said source of rotary power.3. The flexible catheter system of wherein said core is arranged to rotate in the same direction of said operation of said helical wire.4. The flexible catheter system of wherein said core is ...

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Номер записи: 94

04-01-2018 дата публикации

ENDOVASCULAR DEVICES AND METHODS FOR EXPLOITING INTRAMURAL SPACE

Номер: US20180000513A1

Автор: Atkinson Robert E., Kugler Chad J., Olson Matthew J.

Принадлежит: Bridgepoint Medical, Inc.

Devices and methods for the treatment of chronic total occlusions are provided. One disclosed embodiment comprises a method of facilitating treatment via a vascular wall defining a vascular lumen containing an occlusion therein. The method includes inserting an intramural crossing device into the vascular lumen, positioning at least the distal tip of the crossing device in the vascular wall, advancing an orienting device over the crossing device such that an orienting element of the orienting device resides in the vascular wall, inserting a reentry device, and re-entering the true vascular lumen. 1. A method of bypassing an occlusion in a blood vessel through a subintimal pathway , comprising:advancing a subintimal crossing device through a subintimal space between tissue layers of a vascular wall of the blood vessel adjacent to the occlusion;thereafter, advancing an orienting device into the subintimal space;expanding an orienting element of the orienting device in the subintimal space to orient a side port of the orienting device toward a lumen of the blood vessel distal of the occlusion; andadvancing a re-entry device out of the side port and into the true lumen of the blood vessel distal of the occlusion.2. The method of claim 1 , further comprising claim 1 , withdrawing the subintimal crossing device from the subintimal space prior to advancing the orienting device into the subintimal space.3. The method of claim 1 , wherein the orienting element expands in a planar orienting element.4. The method of claim 3 , wherein the planar orienting element is a preformed planar sinusoid.5. The method of claim 3 , wherein the planar orienting element is two wings that extend in opposite directions.6. The method of claim 3 , wherein the side port of the orienting device is oriented at a right angle to a plane of the planar orienting element.7. The method of claim 1 , wherein the subintimal crossing device includes a bulbous distal tip.8. The method of claim 1 , wherein the ...

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Номер записи: 95

02-01-2020 дата публикации

Surgical instrument with wireless communication between a control unit of a robotic system and remote sensor

Номер: US20200000531A1

Автор: Frederick E. Shelton, IV, James R. Giordano, Jeffrey S. Swayze

Принадлежит: Ethicon LLC

A surgical instrument for use with a robotic system that has a control unit and a shaft portion that includes an electrically conductive elongated member that is attached to a portion of the robotic system. The elongated member is configured to transmit control motions from the robotic system to an end effector.

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Номер записи: 96

04-01-2018 дата публикации

SURGICAL INSTRUMENT WITH WIRELESS COMMUNICATION BETWEEN A CONTROL UNIT OF A ROBOTIC SYSTEM AND REMOTE SENSOR

Номер: US20180000545A1

Автор: Giordano James R., IV Frederick E., Shelton, Swayze Jeffrey S.

Принадлежит:

A surgical instrument for use with a robotic system that has a control unit and a shaft portion that includes an electrically conductive elongated member that is attached to a portion of the robotic system. The elongated member is configured to transmit control motions from the robotic system to an end effector. 1. A surgical instrument for use with a robotic system that has a control unit and a shaft portion that includes an electrically conductive elongated member that is attached to a portion of said robotic system and is configured to transmit control motions from the robotic system , the surgical instrument comprising an end effector that is configured to be operably coupled to the elongated electrically conductive member to receive said control motions from said surgical tool system such that at least one sensor within said end effector is electrically insulated from the elongated electrically conductive member such that the elongated electrically conductive member can wirelessly radiate communication signals from the control unit to the at least one sensor and can receive wirelessly radiated communication signals from the at least one sensor.2. The surgical instrument of claim 1 , wherein the at least one sensor comprises a magnetoresistive sensor.3. The surgical instrument of claim 1 , wherein the at least one sensor comprises a pressure sensor.4. The surgical instrument of claim 1 , wherein the at least one sensor comprises a RFID sensor.5. The surgical instrument of claim 1 , wherein the at least one sensor comprises a MEMS sensor.6. The surgical instrument of claim 1 , wherein the at least one sensor comprises an electromechanical sensor.7. The surgical instrument of claim 1 , wherein the at least one sensor is connected to a plastic cartridge of the end effector.8. The surgical instrument of claim 1 , wherein the elongated electrically conductive member comprises an electrically conductive outer tube and wherein the end effector comprises an electrically ...

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Номер записи: 97

05-01-2017 дата публикации

COAXIAL CONTRA-ROTATING CUTTING ASSEMBLY

Номер: US20170000518A1

Автор: ESCUDERO Paul Quentin, POMBO August Christopher, ROWE Douglas E., SMITH Torrey P.

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The invention generally relates to intraluminal procedures, and, more particularly, to a contra-rotating cutting assembly for use with an atherectomy device to remove occlusive material from an occluded lumen, such as a blood vessel or other body lumen. The contra-rotating cutting assembly includes a rotatable housing having a distal end, an opposing proximal end and a lumen extending between the distal and proximal ends. The housing is configured to rotate about a longitudinal axis in a first direction. The cutting assembly further includes a rotatable cutter head positioned within at least a portion of the lumen of the housing and in coaxial alignment with the housing. The cutter head is configured to rotate about the longitudinal axis in a second direction opposite the first direction. 1. A contra-rotatable cutting assembly for cutting occlusive material from within a body lumen , said cutting assembly comprising:a rotatable housing having a distal end, an opposing proximal end and a lumen extending between the distal and proximal ends, said housing configured to rotate about a longitudinal axis in a first direction; anda rotatable cutter head positioned within at least a portion of the lumen of said housing and in coaxial alignment with said housing, said cutter head configured to rotate about said longitudinal axis in a second direction opposite the first direction.2. The cutting assembly of claim 1 , further comprising a contra-rotation gear assembly positioned within said housing and configured to drive rotation of at least said housing in response to rotation of said cutter head.3. The cutting assembly of claim 2 , wherein said gear assembly comprises:a first crown gear coupled to said cutter head and configured to rotate about said longitudinal axis in said second direction;at least one spur gear in engagement with said first crown gear and configured to rotate in response to rotation of said first crown gear; anda second crown gear in engagement with said ...

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Номер записи: 98

05-01-2017 дата публикации

SURGICAL SPINAL DEVICE

Номер: US20170000530A1

Автор: BEHRBALK Eyal, BOSZCZYK Bronek, DOMINY John, EASTERBROOK Sam, MCNALLY Donal

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A spinal manipulation device () adapted to protect, in use, a spinal cord from excessive axial and/or shear translations, the spinal manipulation device comprising a guide () configured to constrain, in use, movement of a first arm () relative to a second arm, the first arm and the second arm being fixable to and extending from a segment of spine undergoing manipulation, wherein, in use, the guide constrains movement of the first arm () relative to the second arm () to be about a substantially fixed centre of rotation located at least partially within the segment of spine undergoing manipulation, thereby protecting the spinal cord from excessive axial and/or shear translations. 118-. (canceled)19. A spinal manipulation device adapted to protect , in use , a spinal cord from excessive axial and/or shear translations , the spinal manipulation device comprising a guide configured to constrain , in use , movement of a first arm relative to a second arm , the first arm and the second arm being fixable to and extending from a segment of spine undergoing manipulation , wherein , in use , the guide constrains movement of the first arm relative to the second arm to be about a substantially fixed centre of rotation located at least partially within the segment of spine undergoing manipulation , thereby protecting the spinal cord from excessive axial and/or shear translations.20. The spinal manipulation device according to claim 19 , wherein the guide is located between and/or connects the first arm and the second arm.21. The spinal manipulation device according to claim 19 , wherein the guide comprises a pair of smooth curved surfaces claim 19 , each smooth curved surface having a constant radius of curvature in all curved directions claim 19 , the smooth curved surfaces being movable claim 19 , in use claim 19 , one over the other.22. The spinal manipulation device according to claim 21 , wherein the smooth curved surfaces each comprise a portion of a cylinder or a portion ...

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Номер записи: 99

05-01-2017 дата публикации

HYBRID STRAIGHT CUP IMPACTOR

Номер: US20170000540A1

Автор: Crandall Jonathan P., Li Jia, Mroczkowski Matthew L., Walz Kenton A.

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An orthopedic impactor device for positioning an orthopedic prosthetic cup implant during a hip replacement surgery is described. The impactor comprises a distal prosthetic cup engagement portion which is separated from a proximal strike plate by an elongated housing and handle. The housing has a length that extends from a proximal housing portion to a distal housing end with an intermediate housing section therebetween. The intermediate housing section comprises spaced right and left side walls that extend upwardly from a bottom wall to an upper opening. A drive train, comprising a connection rod connectable to an orthopedic prosthetic cup, at least partially resides within the elongated housing. The drive train comprises a linkage sub-assembly that transfers rotational movement of a shaft located at the drive shaft proximal end to the connection rod. 1. An orthopedic impactor , comprising:a) an elongated housing extending along a longitudinal axis A-A having a housing proximal section spaced from a housing distal end, a housing intermediate section therebetween, a prosthetic cup engagement portion located at the housing distal end;b) a handle having a handle proximal end spaced from a handle distal end, the handle distal end connected to the housing proximal section;c) a drive train having opposed drive train distal and proximal ends at least partially disposed within the housing and within the cup engagement portion, the drive train comprising a connection rod that extends along longitudinal axis A-A from a connection rod proximal end to a connection rod distal portion having a ram distal end at the drive train distal end, wherein the ram distal end is detachably connectable to an orthopedic prosthetic cup; andd) wherein rotation of the connection rod at the drive train proximal end causes a connected orthopedic prosthetic cup to travel in an axial direction along longitudinal axis A-A.2. The orthopedic impactor of wherein the drive train comprises a linkage sub- ...

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Номер записи: 100