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Anastomosis

Anastomosis-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Stent to assist in arteriovenous fistula formation
Board Of Regents Of The University Of Nebraska
June 08, 2017 - N°20170156845

There is described an arteriovenous fistula stent, having a tubular body comprising a series of sinusoidal shaped struts along the length of the tubular body. A plurality of curvilinear connectors extend between and are attached to adjacent struts wherein a first end of a connector is attached to a distal face of a proximal strut apex and a second end ...
Apparatus and method for staged compression anastomosis
Board Of Regents Of The University Of Nebraska
May 25, 2017 - N°20170143344

A compression assembly for use in compressing tissue comprising a first portion which includes a first compression element and a second portion which comprises a second compression element, at least one support element, at least one spring stopper element, and at least one spring element. Typically the spring stopper element is formed of a bio-degradable or otherwise functionally controllable material. ...
Intravascular arterial to venous anastomosis and tissue welding catheter
Avenu Medical, Inc.
May 11, 2017 - N°20170128118

A catheter-based device tracks over a guidewire which has been placed from a first blood vessel into a second blood vessel. The distal tip of the catheter is advanced into the second vessel while a proximal member remains in the first vessel. Matching blunt tapered surfaces on each of the distal tip and the proximal member are clamped together, with ...
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Methods and apparatus for magnet-induced compression anastomosis between adjacent organs
Gi Windows, Inc.
May 04, 2017 - N°20170119394

Methods and apparatus for creating an anastomosis or fistula between the gallbladder and an adjacent organ are disclosed. First, a parent magnet, typically a permanent magnet, is deployed in the stomach, small intestine, or another organ adjacent to the gallbladder, and a mating daughter material is deployed in the gallbladder in order to create a magnet-compression anastomosis. The gallbladder may ...
Device and method for a nanofiber wrap to minimize inflamation and scarring
The Johns Hopkins University
April 06, 2017 - N°20170095591

The present invention is directed to a device and method for a nanofiber wrap to minimize inflation and scarring of nerve tissue and maximize the nutrient transport. More particularly, the present invention is directed to a novel semi-permeable nanofiber construct prepared from biocompatible materials. The nanofiber construct is applied around a nerve repair site following end-to-end anastomosis. The nanofiber construct ...
Systems and method for bypassing an anastomosis site
Cologuard Ltd.
March 30, 2017 - N°20170087343

A system for bypassing an anastomosis site in a hollow organ is provided. The system includes a sleeve configured for spanning the anastomosis site at an internal surface of the hollow organ and a band configured for attachment to an external surface of the hollow organ and limiting migration of the sleeve beyond the anastomosis site.
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Surgical string applicator for anastomosis surgery and method of use
Unique Surgical Innovations Llc
March 02, 2017 - N°20170056020

A surgical string applicator and method of use for anastomosis surgery are provided. The surgical string applicator includes an elongate shaft, a string applying assembly including a pair of opposing jaws connected to a distal end of the shaft, one or more jaws including one or more grooves along an inner surface of the jaw, each of the grooves configured ...
Surgical stapler for aortic anastomosis
Cardica, Inc.
February 23, 2017 - N°20170049451

A method for connecting a graft vessel to a target vessel may involve advancing a guidewire of a surgical stapler into the target vessel through an opening at a first location on the target vessel, coupling a stapler cartridge carrying the graft vessel with an anvil of the surgical stapler, activating the anvil to staple the graft vessel to the ...
Magnetic compression anastomosis device
Covidien Lp
February 16, 2017 - N°20170042543

An apparatus for joining organ wall portions of first and second hollow organs, including first and second connectors, wherein the first and second connectors are magnetically attracted to one another. A device for delivering and deploying the first and second connectors to portions of the first and second hollow organs can be provided, wherein the device is configured and dimensioned ...
Devices and methods for forming an anastomosis
Xlumena, Inc.
February 09, 2017 - N°20170035428

Devices and methods for deploying an anastomotic stent between portions of the gastrointestinal (gi) tract are disclosed. The anastomotic stents are configured to atraumatically engage the tissue walls and to permit the flow of fluid, partially digested food, and food. The stents can be deployed using endoscopic catheter devices, laparoscopic tools, and combinations of both endoscopic tools and laparoscopic tools. ...
Methods for partial diversion of the intestinal tract
University Of Cincinnati
February 09, 2017 - N°20170035425

Devices and methods are used to modify a metabolic pathway of a digestive system by creating a pathway within the intestinal tract through an anastomosis between a proximal location within the intestinal tract and a distal location within the intestinal tract. In some examples, the small intestine has a first initial length and the created pathway defines a second length ...
Device and method for preventing stenosis at an anastomosis site
University Of Cincinnati
January 26, 2017 - N°20170020651

The present invention relates to treating or preventing stenosis at an anastomosis site. In one embodiment, the present invention is a stent is curved along the longitudinal axis for placement in and adjacent to the graft orifice. In a further embodiment, the stent is drug coated to allow delivery of antivasculoproliferative drugs directly to the vicinity of the graft orifice. ...
Surgical fixing tool
Terumo Kabushiki Kaisha
January 26, 2017 - N°20170020502

A surgical fixing tool for vascular anastomosis inhibits an operation site on a surface of a living body such as a heart from moving along a height direction of the surface of the living body. The fixing tool has a position adjusting unit disposed in a support unit 10 that adjusts a relative position between the support unit and the fixed ...
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Gallstone removal through cholecystoduodenal fistula by anastomosis device
Empire Technology Development Llc
January 12, 2017 - N°20170007276

An anastomosis device may include a base member defining a passageway between a first end and a second end of the base member, a first support member connected to the base member proximal to the first end, and a second support member connected to the base member proximal to the second end. The base member may have a cutting element ...
Incisionless gastric bypass method & devices
Empire Technology Development Llc
December 29, 2016 - N°20160374683

A system and method for endoscopically forming an anastomosis between two naturally adjacent points in the digestive tract. The system and method utilizes elongate magnetic devices that, when connected across a tissue boundary, necrose tissue until an anastomosis forms and the devices are passed naturally. Despite the elongate shape of the devices, the resulting anastomosis is substantially round. As such, ...
Suction stent, stent system, and method for sealing a leakage
Vac Stent Medtec Ag
December 22, 2016 - N°20160367352

A suction stent for introduction into a hollow organ of the human or animal body, preferably into the gastrointestinal tract, in particular the intestine, includes a tubular hollow body which is open in the longitudinal direction and made of biocompatible material. The tubular hollow body has a fixed diameter at least in its central portion. A porous shapeable material, preferably ...
Surgical anastomosis apparatus
Covidien Lp
December 15, 2016 - N°20160361057

A surgical circular fastener apparatus includes an elongated body defining a longitudinal axis and having proximal and distal ends, a fastener cartridge disposed adjacent the distal end of the body, an anvil retainer releasably mounted relative to the fastener cartridge; and a manually operably release configured to move between a first position corresponding to a secured condition of the anvil ...
Ventricular assist device and related methods
Coherex Medical, Inc.
December 08, 2016 - N°20160354526

A method and system are provided for percutaneously gaining access to oxygenated blood with one or more anastomosis devices and pumping such oxygenated blood directly to the aorta adjacent to the right atrium or left atrium via a vad system. In one embodiment, a vad system can be implanted with open surgery.
Apparatus and method for endoscopic colectomy
Intuitive Surgical Operations, Inc.
November 17, 2016 - N°20160331376

Apparatus and methods for endoscopic colectomy are described herein. A colectomy device having a first and a second tissue approximation device is mounted on a colonoscope separated from one another. During deployment of the colectomy device, a diseased portion of the colon is positioned inbetween the tissue approximation devices. The tissue approximation devices are radially expanded such that they contact ...
Trans-oral circular anvil introduction system with dilation feature
Ethicon Endo-surgery, Llc
November 10, 2016 - N°20160324525

An anvil introduction system is operable to provide smooth insertion of an anvil of a surgical stapling device through a bodily lumen such as the esophagus. The anvil introduction system is coupled to the anvil and includes a dilation feature. The dilation feature has a collapsed position and an expanded position. The dilation feature may cover staple pockets and an ...
Platform device and method of use to assist in anastomosis formation
Board Of Regents Of The University Of Nebraska
November 10, 2016 - N°20160324521

There is described a platform device for use in forming an anastomosis and maintaining a desired curvature of a lumen in a desired shape during an anastomosis assistance period. The platform is formed from one or more bioabsorbable or biodegradable polymer filaments. There is also described a method for inserting a platform device for use in creation of an arteriovenous ...
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