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Anastomosis

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


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NEW System and method for scaffolding of anastomoses
Incube Labs, Llc
February 15, 2018 - N°20180042612

Embodiments of the invention provide systems and methods for using a tissue scaffold to facilitate healing of an anastomosis. One embodiment provides a tissue scaffold for placement at an anastomotic site within a body lumen comprising a radially expandable scaffold structure having lateral and mid portions, at least one retention element coupled to each lateral portion and a barrier layer. ...
Anastomosis device with collapsible distal head element
Aesculap Ag
February 08, 2018 - N°20180036063

A surgical instrument for bonding body tissue includes an instrument shank or shaft, a first tool element, a second tool element axially movable relative to the first tool element, and an annular sleeve-like cutting element. The second tool element includes a plurality of tool element members that are radially deflectable. The first and second tool elements are each equipped with ...
Incisionless gastric bypass system
February 01, 2018 - N°20180028187

A system for endoscopically forming an anastomosis between two naturally adjacent points in the digestive tract. The system 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, round anastomoses can be ...
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Magnetic anastomosis device and delivery system
January 25, 2018 - N°20180021043

An anastomosis device includes magnets coupled to a wire capable of changing shape from a straight wire into a coil when deployed within a body. The coil exerts compressive force upon layers of tissue caught between loops of the coil. The compressive force is enhanced by attractive forces between magnets coupled with adjacent loops of the coil and causes the ...
Hydrogels and use thereof in anastomosis procedures
The Johns Hopkins University
January 04, 2018 - N°20180000983

This disclosure provides novel hydrogels that can undergo multiple gel-sol transitions and methods of making and using such hydrogels, particularly in anastomosis procedures. The peptide hydrogels comprising a fibrillar network of peptides that are in an amphiphilic β-hairpin conformation. The peptides comprise photo-caged glutamate residues with a neutral photocage that can be photolytically selectively uncaged to disrupt the ...
Pulmonary-systemic shunt devices and related methods
Regents Of The University Of Minnesota
December 28, 2017 - N°20170367820

A method for treating a patient may include establishing an anastomosis between a pulmonary artery and an aorta; and pumping blood from the pulmonary artery to the aorta when the pulmonary artery has a pressure lower than or equal to a pressure of the aorta.
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Methods and devices for performing a surgical anastomosis
Covidien Lp
December 21, 2017 - N°20170360445

A circular stapler is disclosed. The circular stapler comprises a handle assembly, an elongate body, and a cartridge assembly. The elongate body extends from the handle assembly and defines a longitudinal axis. The cartridge assembly is disposed adjacent a distal end of the elongate body. The cartridge assembly includes a pusher assembly and a knife assembly. The pusher assembly is ...
Surgical stapling device for performing circular anastomosis and surgical staples for use therewith
Covidien Lp
December 21, 2017 - N°20170360444

The present disclosure relates to an anvil assembly, an end effector and/or a surgical stapler suitable for performing curved or circular anastomosis and/or treatment to internal walls of hollow tissue organs wherein the anvil assembly includes an anvil center rod having a proximal end and a distal end, the center rod defining a central longitudinal axis; and an ...
Methods and apparatus for therapeutic application of thermal energy including blood viscosity adjustment
Avacen, Inc.
December 07, 2017 - N°20170348142

Apparatus and methods are provided for treating a human condition by providing an appendage chamber having a thermal exchange member. Negative pressure may be applied to a human appendage when placed within the appendage chamber. Blood flowing through the arteriovenous anastomosis (ava) of the appendage may be heated or cooled at the thermal exchange member for therapeutic application of thermal ...
Tissue removal system
Olympus Corporation
December 07, 2017 - N°20170348016

A tissue removal system is provided which enables optimally performing a full-thickness resection of a hollow organ while minimizing invasiveness. In this tissue removal system, a tissue pressing tool which has a tissue contacting part and which is guided into the abdominal cavity, and a resection and anastomosis device work together. The resection and anastomosis device resects and performs anastomosis ...
Seal element for anastomosis
Covidien Lp
November 23, 2017 - N°20170333043

A seal element for sealing between tissue lumens includes a first material for allowing tissue ingrowth and a second sealant material.
Devices and methods for esophageal lengthening and anastomosis formation
November 02, 2017 - N°20170311952

Devices and methods can be used to treat long gap esophageal atresia, while obviating much of the delay and complexities associated with current procedures. The devices and methods involve actively stretching the esophagus portions with traction to promote growth of the esophagus portions. Moreover, the devices and methods provided allow for a compression anastomosis to occur between the esophageal ends. ...
Device and method for anastomosis
Carponovum Ab
October 05, 2017 - N°20170281301

A device for anastomosis of a tubular structure comprises first and second hollow members having a rigid part and an elastic part, and a connection member for interlocking the first and second members. The elastic parts are essentially circular rings, and are made of a polymeric, a biocompatible and/or biodegradable material. The rigid parts have an outer surface that ...
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Expandable compression rings for improved anastomotic joining of tissues
Ethicon, Inc.
October 05, 2017 - N°20170281181

The present invention relates to surgical instruments and methods for enhancing properties of tissue repaired or joined by surgical staples and, more particularly to surgical instruments and methods designed to enhance the properties of repaired or adjoined tissue at a target surgical site, especially when sealing an anastomosis between adjacent intestinal sections so as to improve tissue viability, prevent tissue ...
Temporary fixation tools for use with circular anastomotic staplers
Ethicon, Inc.
September 21, 2017 - N°20170265867

The present invention relates to circular anastomosis stapler and kits comprising reinforcing buttress materials and fixation tools that are slidably installed on the anvil shaft of such staplers which provides a temporary mechanical fixation of a reinforcing buttress to the anvil surface of a circular stapler during the insertion of the anvil into the tubular tissue. When the anvil, loaded ...
Targeting systems for providing accurate placement of magnetic anastomosis devices
Gi Windows, Inc.
September 21, 2017 - N°20170265866

The invention provides a system for providing improved placement of magnetic compression devices at a desired target site so as to create anastomoses between tissues. The system includes a targeted member or medium configured to be placed within a hollow body of a patient. The hollow body may include, but is not limited to, the stomach, gallbladder, pancreas, duodenum, small ...
Minimally traumatic anastomosis
Anastomosis As
August 17, 2017 - N°20170231634

An anastomosis prosthesis comprising a tubular member with a leading end comprising a leading edge, and a trailing end comprising a trailing edge, wherein the leading end of the tubular member is reversibly, radially compressible, and the leading edge of the tubular member is provided with one or more radially outwardly directed flexible, substantially linear anchoring members. The anchoring members ...
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
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 ...
Sutureless anastomosis device
The Regents Of The University Of California
May 11, 2017 - N°20170128072

A sutureless anastomosis device is provided herein comprising an outer tube defining an outer lumen and an inner tube formed of a compliant material defining an inner lumen. The inner tube is disposed within the outer lumen. In various embodiments, the anastomosis device is implanted such that proximal ends of the outer and inner tubes are secured around an outer ...
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