Patents Examined by Katherine M Rodjom
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Patent number: 11627968Abstract: An assembly for restoring a gastroesophageal flap valve includes a restoration device substantially free for rotation. The assembly comprises an elongated member configured to be fed through a throat, down an adjoining esophagus and into an associated stomach. The elongated member has a distal end. The assembly further comprises a gastroesophageal flap valve restoration device carried on the distal end of the elongated member for placement in the stomach, and an invaginator carried by the elongated member. The invaginator is configured to grip the esophagus and the elongated member and invaginator are coupled for restricted relative axial movement and substantially free relative rotational movement.Type: GrantFiled: July 8, 2020Date of Patent: April 18, 2023Assignee: EndoGastric Solutions, Inc.Inventor: Steve G. Baker
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Patent number: 11612407Abstract: A surgical tool arrangement for performing endoscopic surgical procedures which includes a powered handpiece and a surgical cutting accessory which detachably connects to the handpiece. The cutting accessory incorporates a cutting head for resecting tissue and a suction arrangement at the distal end of the cutting accessory closely adjacent the cutting head which suction arrangement serves to evacuate tissue from the surgical site and additionally serves as a cleaning mechanism for the surgical cutting accessory. The accessory additionally incorporates a bearing arrangement for supporting the cutting element as same rotates within the housing element.Type: GrantFiled: October 4, 2019Date of Patent: March 28, 2023Assignee: Stryker CorporationInventors: Bryan G. Deeny, James M. Hayes, Brian Fouts
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Patent number: 11607302Abstract: A retrieval catheter operable by a single clinician that will neither displace a deployed stent nor cause undue trauma to the vascular lumen or lesion. The retrieval catheter may be sized to accommodate both a guidewire and a balloon wire. The retrieval catheter is easy to navigate through tortuous passageways and will cross a previously deployed stent or stent-graft easily with minimal risk of snagging on the deployed stent or stent graft. The sheath and dilator are adapted to allow a guidewire or balloon wire to pass through the walls of both and to allow the sheath and dilator to move axially with respect to each other.Type: GrantFiled: October 18, 2019Date of Patent: March 21, 2023Assignee: W. L. Gore & Associates, Inc.Inventors: Juan C. Parodi, John Cheer, Edward H. Cully, Michael J. Vonesh, Jeremy P. Young
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Patent number: 11596538Abstract: A gastrointestinal device for treating obesity includes a three-dimensional porous structure configurable between a compressed pre-deployment configuration to facilitate delivery and an expanded post-deployment configuration. The porous structure includes a first opening at its proximal end and a larger second opening at its distal end. The porous structure also includes a sleeve coupled to its distal end. Optionally, the device further includes a suture at the proximal end of the wire mesh structure to facilitate retrieval and an anti-migration component positioned at the junction of the porous structure with the sleeve. The porous structure is deployed in a patient's stomach such that the anti-migration component sits proximal to the patient's pylorus and prevents migration of the entirety of the device into and through the pylorus. The sleeve extends through the pylorus, into the duodenum and ends in the duodenum or jejunum.Type: GrantFiled: September 18, 2019Date of Patent: March 7, 2023Assignee: SynerZ Medical, Inc.Inventors: Virender K. Sharma, Raghuveer Basude
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Patent number: 11589884Abstract: Aspects of the present disclosure are directed toward apparatuses, systems, and methods for stent access and device delivery. In certain instances, the apparatuses, systems, and methods may include a plurality of struts arranged about the one or more cutting blades on a tip portion.Type: GrantFiled: April 26, 2018Date of Patent: February 28, 2023Assignee: W. L. Gore & Associates, Inc.Inventor: David C. Keach
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Patent number: 11589882Abstract: A containing element is used to capture material in a blood vessel for removal. The containing element is positioned within a constraining catheter while it is advanced through the blood vessel. A filament is coupled to the containing element which assists in opening and/or closing the containing element.Type: GrantFiled: February 13, 2020Date of Patent: February 28, 2023Assignee: XTRACT MEDICAL, INC.Inventors: Jorge Gamba, Eric Sauvageau, Michael Schaller
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Patent number: 11583287Abstract: A vessel occluder used to occlude blood flow within the vasculature is described. The vessel occluder can include an expandable mesh portion having a flexible membrane that expands within a cavity of the expandable mesh portion. When expanded, the flexible membrane blocks blood passage through the mesh portion.Type: GrantFiled: September 26, 2019Date of Patent: February 21, 2023Assignee: Terumo CorporationInventors: Shannon Maguire, Jessica Liang, Wendy Graczyk Beuthin, Tin Luong-Uhl, Peter Soliman
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Patent number: 11576695Abstract: The various embodiments disclosed herein relate to arms or forearms of medical devices that are configured to couple with quick-release end effectors, quick-release end effectors for use with such medical devices, and arms or forearms coupled to such quick-release end effectors. Certain forearms and end effectors have magnetic couplings, while others have mechanical couplings, and further implementations have both magnetic and mechanical couplings.Type: GrantFiled: July 8, 2019Date of Patent: February 14, 2023Assignee: Virtual Incision CorporationInventors: Shane Farritor, Jeff Shasho, Alan Bachman, Kenneth Blier
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Patent number: 11559320Abstract: Rolling tractor tube mechanical thrombectomy apparatuses that may be deployed from out of a catheter in situ are described herein. These apparatuses may be delivered out of a catheter from a collapsed delivery configuration within the catheter to a deployed configuration out of the catheter, in which the same catheter is re-inserted between a tubular tractor and an elongate puller. In particular, any of these methods and apparatuses may be adapted to work with a tractor tube having an open end that is biased open, including using an annular bias.Type: GrantFiled: December 20, 2019Date of Patent: January 24, 2023Assignee: STRYKER CORPORATIONInventors: Michael P. Wallace, E. Skott Greenhalgh
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Patent number: 11547549Abstract: An aortic graft assembly includes a tubular component that defines a wall aperture having a proximal end that extends perpendicular to a major longitudinal axis of the tubular aortic component, and a tunnel graft connected to the wall of the tubular aortic component and extending from the wall aperture toward a proximal end of the tubular aortic component. The aortic graft assembly is delivered to a patient through the wall aperture and into interfering relation with the tunnel graft to treat aortic aneurysms.Type: GrantFiled: July 31, 2019Date of Patent: January 10, 2023Assignee: Bolton Medical, Inc.Inventors: Samuel Arbefeuille, Fletcher Christian, Joseph A. Manguno, Jr., John C. Canning
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Patent number: 11517425Abstract: A device for implanting a heart prosthesis including a central body, a containment portion having one or more sub-components, and a release device for the central body capable of being inserted into a catheter. A device for assisting the connection operation between the central body and the sub-components of the containment portion includes an assembly of catheters, of which there are at least two catheters for each sub-component of the containment portion, the catheters being joined to each other over a portion thereof and having at least one free end for each catheter.Type: GrantFiled: July 25, 2019Date of Patent: December 6, 2022Assignee: INNOVHEART S.r.l.Inventors: Giovanni Righini, Cindy Trinh, Dong Ik Shin
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Patent number: 11510769Abstract: Devices and methods for providing protection from embolisms and microembolisms in a subject undergoing catheter-based intravascular procedures. The embolic protection devices have an expandable support frame comprising U-shaped members and leg members which facilitate proper placements in a defective valve annulus. The filtering devices expand in the vessels and allow blood flow to continue through the vessels, thereby catching and removing debris of the flowing blood. Also disclosed are embolic protection devices for use with a sutureless valve prosthesis which is implanted via catheter-based methods.Type: GrantFiled: May 31, 2019Date of Patent: November 29, 2022Assignee: JC Medical, Inc.Inventor: Ji Zhang
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Patent number: 11504271Abstract: A work tip for an ultrasonic surgical hand piece has a solid knife with a sharp distal edge. A first fluid tube located on one side of the knife and has open ends to receive or discharge fluid. A second fluid tube is located on the other side of the knife and is slidably connected with the knife. The second fluid tube has an opening at a distal end and a smaller side hole. During phacoemulsification the knife is vibrated independent of the fluid tubes. The second fluid tube has irrigation fluid passing from the opening and side hole, and the first fluid tube is positioned so as to receive fluid from the second tube. During I/A cleanup the second fluid tube receives aspiration fluid only through the side hole because the knife is positioned to block the aspiration fluid from entering through the opening.Type: GrantFiled: October 7, 2019Date of Patent: November 22, 2022Assignee: SURGICAL DESIGN CORPORATIONInventor: William Banko
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Patent number: 11484319Abstract: A system for delivering a vascular implant into a body lumen including a vascular implant having a first engagement portion at a proximal portion and an elongated delivery member having a second engagement portion at a distal portion releasably engageable with the first engagement portion. An elongated member extends through the delivery member wherein in the extended position the elongated member extends into at least a portion of the implant to prevent release of the implant from the delivery member and in the retracted position the elongated member enables release of the implant from the delivery member.Type: GrantFiled: April 13, 2018Date of Patent: November 1, 2022Assignee: NEUROGAMI MEDICAL, INC.Inventors: Stephen J. Hebert, Bartosz Bojanowski
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Patent number: 11484693Abstract: Described here are expandable devices and methods for using them. The devices generally comprise a hub and a plurality of legs extending therefrom. In some variations, the hub may comprise one or more domed portions, tapered portions, or the like. The legs may comprise one or more straight segments, one or more curved segments, or a combination thereof. The devices may comprise one or more polymers, and/or one or more portions of the device may be configured to biodegrade. In other variations, the device may be configured to release one or more drugs therefrom. Additionally, in some variations the devices may be configured to be self-expandable from a low-profile configuration to an expanded configuration.Type: GrantFiled: June 5, 2019Date of Patent: November 1, 2022Assignee: Intersect ENT, Inc.Inventor: Anthony J. Abbate
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Patent number: 11452545Abstract: Embodiments of a cannula seal are disclosed. In some embodiments, a cannula seal can include a base portion that engages with a cannula; and a seal portion integrally formed with the base portion that slidebly engages with an instrument shaft such that an insertion frictional force between the seal portion and the instrument shaft for insertion of the instrument shaft is symmetrical and substantially equal with a retraction frictional force.Type: GrantFiled: May 8, 2019Date of Patent: September 27, 2022Assignee: Intuitive Surgical Operations, Inc.Inventors: Stephen J. Blumenkranz, Bruce M. Schena, Randal P. Goldberg
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Patent number: 11439792Abstract: The present disclosure provides a catheter comprising: (a) a first tubular structure defining a first lumen, the first tubular structure having a first end and a second end, wherein the first end of the first tubular structure comprises a first opening, and wherein the second end of the first tubular structure comprises a second opening, (b) a second tubular structure defining a second lumen, the second tubular structure having a first end and a second end, wherein the second end of the second tubular structure comprises a third opening, and (c) a fourth opening positioned in a sidewall of the second tubular structure between the first end of the second tubular structure and the second end of the second tubular structure, wherein a first portion of the first tubular structure extends beyond the fourth opening, and wherein the second tubular structure is positioned adjacent to a second portion of the first tubular structure.Type: GrantFiled: April 4, 2018Date of Patent: September 13, 2022Assignee: Sanford HealthInventors: Thomas Haldis, Alexander Drofa
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Patent number: 11432838Abstract: Disclosed are nozzles and nozzle assemblies of liquid jet-forming surgical instruments, surgical instruments employing such nozzles and/or nozzle assemblies, and methods of fabricating the nozzle assemblies in forming surgical instruments. Also, disclosed are liquid jet-forming surgical instruments including both liquid jet-forming nozzles and optional evacuation lumens, which when provided can be configured to receive the liquid jet and evacuate the liquid forming the liquid jet. Certain embodiments of such surgical instruments include inventive nozzle alignment component(s) to facilitate alignment of the nozzles and evacuation lumen upon assembly. In certain embodiments, surgical instruments are provided that include a nozzle that is shaped to form a liquid jet, which has surfaces that are optically smooth.Type: GrantFiled: August 23, 2019Date of Patent: September 6, 2022Assignee: HydroCision, Inc.Inventors: Kevin P. Staid, James J. Frassica, Ernest A Dion, David P. Hesketh, Joseph A. Meranda
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Patent number: 11413175Abstract: A stent delivery system and method are provided. The stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first position and a second position. A proximal constraining member is positioned on a proximal end of the stent. A distal constraining member is positioned on a distal end of the stent. A restraining member disposed throughout a length of the elongate shaft and releasably engaged with at least one of the proximal constraining member and the distal constraining member, the restraining member having a proximal end and a distal end. The stent is in the first position, the distal restraining member applies an axial mechanical force to the distal constraining member.Type: GrantFiled: October 30, 2017Date of Patent: August 16, 2022Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Gerard Treacy, John Neilan, Triona Campbell
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Patent number: 11399898Abstract: A surgical system includes a shaft having a distal end and a proximal end, the proximal end including a grip, a sensor attached to the distal end of the shaft, at least one visual indicator disposed at the distal end of the shaft, and a controller coupled to the sensor and the at least one visual indicator, the controller actuating the at least one visual indicator according to a signal received from the sensor.Type: GrantFiled: September 8, 2017Date of Patent: August 2, 2022Assignee: Briteseed, LLCInventors: Jonathan Gunn, Hariharan Subramanian, Steve McPhilliamy