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Anastomosis patents

      

This page is updated frequently with new Anastomosis-related patent applications.




 Surgical string applicator for anastomosis surgery and  use patent thumbnailSurgical string applicator for anastomosis surgery and use
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 to receive therein at least a portion of a surgical string, such as a zip-tie, and a string fastening mechanism adapted to engage and fasten the surgical string; and a handle portion connected to the proximal end of the shaft; the handle portion including control mechanisms adapted to open and close at least one of the jaws and to actuate the string fastening mechanism.
Unique Surgical Innovations Llc


 Surgical stapler for aortic anastomosis patent thumbnailSurgical stapler for aortic anastomosis
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 target vessel at a second location on the target vessel, removing the guidewire from the target vessel, and closing the opening in the target vessel.. .
Cardica, Inc.


 Magnetic compression anastomosis device patent thumbnailMagnetic compression anastomosis device
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 to axially align the first and second connectors for performing circular anastomosis of the first and second hollow organs..
Covidien Lp


 Devices and methods for forming an anastomosis patent thumbnailDevices and methods for forming an anastomosis
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.
Xlumena, Inc.


 Methods for partial diversion of the intestinal tract patent thumbnailMethods for partial diversion of the intestinal tract
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 of the intestinal tract that is approximately ten to seventy percent of the first initial length of the small intestine..
University Of Cincinnati


 Device and  preventing stenosis at an anastomosis site patent thumbnailDevice and preventing stenosis at an anastomosis site
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.

 Surgical fixing tool patent thumbnailSurgical fixing tool
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 living body local site.
Terumo Kabushiki Kaisha


 Medical anastomosis device patent thumbnailMedical anastomosis device
A medical anastomosis device (100), having a firing assembly (50), a staple anvil (30), a staple anvil assembly (34), and a staple cartridge assembly (32); the firing assembly (50) includes a staple cartridge push rod (54) provided with a stop pin (542) thereon; the staple anvil (30) is provided with a safety block (38) therein capable of coordinating with the stop pin (542); the safety block (38) is provided with a clamping groove (384) thereon; when the anastomosis device (100) is in an initial status, the safety block (38) and the stop pin (542) do not contact each other; when the anastomosis device (100) is in a firing status, the movement of the safety block (38) is restricted, and the clamping groove (384) is located on a movement route from the distal end of the medical anastomosis device (100) to the proximal end; and when the anastomosis device (100) returns to the initial status after being fired, the stop pin (542) is clamped in the clamping groove (384), and the safety block (38) limits the stop pin (542) in the direction from the proximal end of the medical anastomosis device (100) to the distal end. The three status jointly compose the complete firing process of the staple cartridge assembly (32), preventing a second firing of the staple cartridge push rod (54) to ensure operation safety..
Touchstone International Medical Science Co., Ltd.


 Gallstone removal through cholecystoduodenal fistula by anastomosis device patent thumbnailGallstone removal through cholecystoduodenal fistula by anastomosis device
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 to cut tissue from the first end.
Empire Technology Development Llc


 Incisionless gastric bypass method & devices patent thumbnailIncisionless gastric bypass method & devices
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.

Suction stent, stent system, and sealing a leakage

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.
Vac Stent Medtec Ag

Surgical anastomosis apparatus

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 retainer relative to the fastener cartridge and a second position corresponding to a release condition of the anvil retainer relative to the fastener cartridge.. .
Covidien Lp

Ventricular assist device and related methods

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..
Coherex Medical, Inc.

Apparatus and endoscopic colectomy

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.
Intuitive Surgical Operations, Inc.

Trans-oral circular anvil introduction system with dilation feature

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.
Ethicon Endo-surgery, Llc

Platform device and use to assist in anastomosis formation

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.
Board Of Regents Of The University Of Nebraska

Support structures and methods of using the same

An apparatus for forming an anastomosis between adjacent intestinal sections of tissue includes an anastomosis device having an anvil and a tubular body portion, wherein the anvil is selectively attachable to the tubular body portion by a shaft; and a support structure for deposition between the intestinal sections of tissue. The support structure includes a body defining an aperture therein for receiving the shaft.
Covidien Lp

Deployment tool for sutureless vascular anastomosis connection

A tool is described for deploying a sutureless vascular anastomosis connection, including a body, a sheath configured to house a connector, the connector being configured to couple a graft vessel to a main vessel, the sheath being removably coupled to a distal end of the body, a dial disposed on a proximal end of the body, a spring disposed within the body and coupled to the dial, a shaft extending from the distal end of the body into the sheath, the shaft having a shaft cannula, a plunger having a plunger head configured to be coupled with the spring at one end, the plunger coupled to the shaft at an opposite end, and a retractable needle coupled to the dial using a retraction mechanism, the retractable needle configured to fit within the shaft cannula, the retractable needle having a sharp end.. .
Asfora Ip, Llc

Temporary anastomotic seal and method

Forming a proximal anastomosis on an aortic wall includes method and instrumentation and apparatus for forming an aortic puncture and inserting into the vessel through the puncture a fluid-impervious sealing element with a protruding retainer. An anastomosis of a graft vessel over the puncture is partially completed with the retainer of the sealing element protruding through the partial anastomosis.
Maquet Cardiovascular Llc

Method for tissue resection

A tissue resection method of resecting a portion of a hollow organ includes a first step of specifying a position and a range of a resection target tissue from the inside of the hollow organ and showing the position and the range in a visually recognizable manner from the inside of a body cavity; a second step of bringing a bioabsorbable member introduced into the body cavity into contact with the resection target tissue and pressing the resection target tissue, thereby inverting the resection target tissue to the inside of the hollow organ; and a third step of resecting the inverted resection target tissue over all layers from the inside of the hollow organ and performing anastomosis of a hole formed in the hollow organ from the inside of the hollow organ.. .
Olympus Corporation

Positioning tool for anastomosis

An assembly including a positioning tool that includes a probe affixed to a portion of a grasping tool, wherein a distal tip of the probe protrudes distally from the grasping tool a distance corresponding to a position for placing a magnet with the grasping tool.. .
Easynotes Ltd.

Method and joining hollow organ sections in anastomosis

An apparatus is operable to provide an anastomosis coupling two hollow organs, such as a duodenum and ileum. The apparatus includes a first component that is inserted through an enterotomy in a first hollow organ and a second component that is inserted through an enterotomy in a second hollow organ.
Ethicon Endo-surgery, Inc.

Magnetic anastomosis devices with varying magnetic force at a distance

Magnetic anastomosis devices constructed from magnetic segments coupled together with members that help the devices spontaneously transform from a linear delivery configuration to a polygonal deployment configuration. When two devices are joined together over tissue(s), the compressive force causes the tissue(s) to necrose and form an anastomosis.
Gi Windows, Inc.

Method for the prevention of incontinence during a prostatectomy by means of a textile implant

The method for the prevention of incontinence during a prostatectomy, by means of a textile implant comprises a support portion of the urethra fitted with at least 2 arms, a method according to which: after performing the prostatectomy, the implant is positioned, at the time of reconstruction of the urinary contiguity, without tension in the surgical area; the rectovesical fascia is reconstructed to create an anatomical barrier/separation between the implant and the ureterovesical anastomosis; anastomosis is performed and an indwelling catheter is inserted; the arms are tensioned and fixed to the cooper ligament and/or the psoas muscles; a balloon catheter is inflated and the surgical procedure is conventionally completed.. .
Aspide Medical

Intravascular arterial to venous anastomosis and tissue welding catheter

Systems and methods for creating an arteriovenous (av) fistula comprise an elongate member, a distal member connected to the elongate member and movable relative to the elongate member, and a heating member disposed on at least one of the movable distal member and the elongate member. The distal member comprises structure for capturing tissue to be cut to create the fistula, and the heating member is adapted to cut through the tissue to create the fistula.
Avenu Medical, Inc.

Intracorporeal artificial lung

The present invention describes a new artificial lung inserted within the human chest. The principles governing functionality of this device are gravity dependent rotation and separation of the oxygen from circulatory system by gravity, different diameters of pores on the oxygen tube with angled channels in the vertical mesh septum and incorporation of one-way valves.

Surgical device for the temporary protection of anastomosis

A surgical device for temporary protection of an anastomosis in the colon, the rectum, or the anal passage, including: a semi-rigid hollow longitudinal temporary anchor element, a first wall of which includes a substantially cylindrical main portion with a substantially circular section having a length of at least 50 mm, the first wall having an outside diameter that may be varied in a controlled manner; and a flexible sheath fixed to the anchor element against, preferably around, the first wall and having a length downstream of the anchor element of at least 50 cm, and an outside diameter when at rest in the range 20 mm to 40 mm, and the sheath is made from a biocompatible elastomer material having a wall thickness in the range 0.05 mm to 1 mm.. .

Anastomosis devices and methods

Methods and devices are provided for anastomosing tissue in the body. In one exemplary embodiment, an anastomotic device is provided having an elongate tubular body that is disposable through a body lumen and that includes proximal and distal portions.

Surgical stapler for aortic anastomosis

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 target vessel at a second location on the target vessel, removing the guidewire from the target vessel, and closing the opening in the target vessel.. .
Cardica, Inc.

Sutureless anastomosis device

Innovative and effective snap connector for sutureless vascular anastomosis is disclosed. The jas is made of material that can be absorbed by the human body which promotes faster and more effective healing, has three simple and easy to use parts, and takes on average less than two minutes to assemble.

Surgical instrument for iliac vein surgery

The present invention relates to a surgical instrument for an iliac vein surgery includes a pressurizing part for fixing an iliac vein, an inclined part inclinedly formed on the end of one side of the pressurizing part, a height control part, for controlling the height, formed on the end of the opposite side to the one side of the pressurizing part, and a handle part formed on the end of the height control part. The present invention has the effects of minimizing interference of a surgical instrument and the hands of an operator at the time of anastomosis during iliac vein surgery, and accordingly reducing operation time and costs..
Catholic University Industry Academic Cooperation Foundation

Complete flow diversion intestinal ostomy surgery kit

A complete flow diversion intestinal ostomy surgery kit, comprising an ostomy tube, the ostomy tube comprising a tube body; near the front end of the tube body is provided with a deformable balloon; a fine tube is provided within the tube wall of the tube body or inside the tube body; the front end of the fine tube penetrates the tube wall of the tube body and is in communication with the inner cavity of the balloon; when filled with fluid via a connector, the balloon and the intestinal wall form a sealed structure that blocks matters inside of the intestine; the complete flow diversion intestinal ostomy surgery kit further comprises a ring-shaped fixing plate; the exterior wall of the tube body is provided with a ring-shaped groove; the ostomy tube is fixedly connected to the abdominal wall of a patient via the ring-shaped fixing plate that matches the ring-shaped groove. By controlling the pressure of the balloon to divert the flow of matters inside of the intestine, the matters inside of the intestine is guided out via the ostomy tube.

Anastomotic staple with capillary which expels a bonding agent upon deformation

A surgical fastener for use with an anastomosis of two tissues includes a base leg and an upright leg. The base leg is selectively deformable and includes a traumatic tip for piecing tissue.
Covidien Lp

Circular anastomosis structures

The present disclosure provides annular support structures for use in conjunction with stapling devices. These annular support structures may be suitable for reducing occurrences of leaking, bleeding and/or stricture, as well as anastomotic tension, when anastomosing various body structures..

Anastomotic device for joining lumens or viscera to each other

The invention provides an anastomosis device for joining together hollow lumens or viscera, the device being suitable for being deployed at the surface of two superposed adjacent lumens, said device comprising a main tubular body of longitudinal axis (l), having first and second open ends and opposite outside and inside faces, said main tubular body comprising at least three columns of loops and at least three rows of loops. In characteristic manner, said tubular body further comprises sets of proximal and distal radial projections extending from said tubular body along at least a depth (e) at the peripheries of said first and second ends respectively, said distal and proximal sets being spaced apart by a minimum internal distance (d), and further comprises a set of intermediate radial projections extending from said body along at most a depth (e) and arranged between the sets of proximal and distal radial projections, in that (e) is less than (e), and in that the minimum internal distance (d) is determined so as to receive two superposed adjacent lumens..

Anastomosis devices and methods of using same

A device and method for supporting a joint formed by first and second patient tissue structures are provided. A device body includes a band having a first band end and a second band end laterally separated by a band length.

Sutureless vascular anastomosis connection

A system is described for performing vascular anastomosis without the use of sutures. The system includes a connector comprised of memory material and an incision seal.

Vascular anastomosis device and method

A side-to-end vascular anastomosis device comprising a diversion conduit coupled to a lower flange which is inserted into the vessel and an upper flange located on the outside of the vessel designed to clamp together to seal the incision into which the lower flange of the device is inserted.. .

Occluder and anastomosis devices

An implantable medical device for sealing and repairing defects in a body tissue or for creating an anastomosis includes a frame and a covering material. In some embodiments, the frame includes a single continuously wound wire that defines an apposition portion, a defect-occupying portion, and a sealing portion.
W. L. Gore & Associates, Inc.

Methods for applying surgical staples to internal walls of hollow tissue organs

A method of performing a surgical anastomosis is disclosed. The method includes providing an anastomotic device including a fluid supply channel extending between a handle assembly and a head assembly.
Covidien Lp

Bioresorbable biopolymer anastomosis devices

A bioresorbable drug-eluting biopolymer suture-free blood vessel anastomosis devices can be deployed to join two blood vessels and resorbed by the body over a predetermined time period after the blood vessel has become joined. The anastomosis device can include a hollow tube that is inserted interconnect the two vessels to be jointed.
Beth Israel Deaconess Medical Center, Inc.

Urethral anastomosis device and method

Provided herein is an anastomosis assembly for connecting a first tissue portion to a second tissue portion. The anastomosis assembly includes a first anastomosis portion having first tissue engaging structures for deployment, by actuation of a deployment mechanism of a deployment device, to attach to the first tissue portion, and a second anastomosis portion having second tissue engaging structures for deployment, by actuation of a deployment mechanism of a deployment device, to attach to the second tissue portion.
Endo Pharmaceuticals Inc.

Feature to lock knob of tissue stapler

A surgical stapling instrument for performing a circular anastomosis comprises a stapling head assembly, an actuator handle assembly, a shaft assembly, a safety latch, and a locking member. The stapling head assembly includes an anvil that moves relative to a staple holder and a staple driver to drive staples from the staple holder into tissue and against the anvil.
Ethicon Endo-surgery, Inc.

Method for configuring an arteriovenous fistula

An embodiment of the invention relates to a method of configuring blood vessels at an anastomosis, the method comprising: ensheathing a segment of a transected first blood vessel in a lumen of a sleeve so that an open end of the segment protrudes from a sleeve end; suturing edges of an incision made in a second blood vessel to the open end of the first blood vessel to create an anastomosis; and sliding the sleeve along the first blood vessel to position the sleeve at the anastomosis.. .
Laminate Medical Technologies Ltd.

Anastomosis devices

An implantable medical device for connecting tissue layers, such as connecting tubular tissues to create an anastomosis, includes a single elongate member and a covering material. The devices provided may also be used for other purposes including, but not limited to, partially or fully occluding openings in tissue, temporarily or permanently holding generally planar layers of tissue together, aneurysm repair, and the like..
W. L. Gore & Associates, Inc.



Anastomosis topics:
  • Anastomosis
  • Actuatable
  • Longitudinal Axis
  • Colorectal
  • Wireless Communication Device
  • Abdominal Cavity
  • Hydrogen Sulfide
  • Intraperitoneal
  • Peritoneal
  • Vascular Anastomosis
  • Blood Vessel
  • Ring Sequence
  • Longitudinal Direction
  • Transverse
  • Laparoscopy


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    This listing is a sample listing of patent applications related to Anastomosis for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Anastomosis with additional patents listed. Browse our RSS directory or Search for other possible listings.


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