IP Library Granted Patent US 8,685,046
Granted Patent B2
US 8,685,046 · App. 12/486,846 · Granted Apr 1, 2014

Magnetic compression anastomosis device

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Quick Facts
Patent No.
US 8,685,046
App. No.
12/486,846
Granted
Apr 1, 2014
Kind
B2
Abstract

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.

Claims (19)

1. An apparatus for joining organ wall portions of first and second hollow organs, comprising:

first and second connectors, wherein the first and second connectors are magnetically attracted to one another; and

a device for delivering and deploying the first and second connectors to portions of the first and second hollow organs, the device including:

a neck portion adapted to releasably house the second connector at a distal end of the neck portion; and

a head portion including a proximal end, wherein the first connector is detachably affixed to the head portion, the head portion further including:

a rod extending axially outward from the proximal end of the head portion and configured to be detachably mountable to a distal portion of the neck portion; and

an annular knife having a cutting edge disposed at the proximal end of the head portion, wherein an outer diameter of the annular knife is less than a diameter of an inner diametrical surface of the second connector, wherein, after the rod is mounted to the distal portion of the neck portion and the organ wall portions of the first and second hollow organs are pulled into close approximation, as the head portion is retracted into the neck portion, the annular knife is pulled from a distal-most position to a proximal-most position to core tissue within the first and second hollow organs.

2. The apparatus of claim 1 , wherein the device for delivering and deploying the first and second connectors to portions of the first and second hollow organs further includes a handle portion, and wherein the neck portion is supported on a distal end of the handle portion.

3. The apparatus of claim 1 , wherein each one of the first and second connectors has a generally annular body.

4. The apparatus of claim 1 , wherein the inner diametrical surface of the second connector defines a cavity therethrough.

5. The apparatus of claim 4 , wherein the inner diametrical surface is configured to allow the head portion to be retracted through the cavity.

6. An apparatus for joining organ wall portions of first and second hollow organs, comprising:

a first connector having a substantially annular ring shape, the first connector including a first inner diametrical surface defining a first cavity therethrough,

a second connector having a substantially annular ring shape, the second connector including a second inner diametrical surface defining a second cavity therethrough, wherein the first and second connectors are magnetically attracted to one another; and

a device for delivering and deploying the first and second connectors to portions of the first and second hollow organs, the device including:

a neck portion adapted to releasably house the second connector at a distal end of the neck portion; and

a head portion including an outer diametrical surface and a proximal end, wherein a diameter of the outer diametrical surface is less than a diameter of the second inner diametrical surface, wherein the first connector is detachably affixed to the head portion, the head portion further including:

a rod extending axially outward from the proximal end of the head portion and configured to be detachably mountable to a distal portion of the neck portion; and

an annular knife having a cutting edge disposed at the proximal end of the head portion, wherein an outer diameter of the annular knife is less than the diameter of the second inner diametrical surface, wherein, after the rod is mounted to the distal portion of the neck portion and the organ wall portions of the first and second hollow organs are pulled into close approximation, as the head portion is retracted into the neck portion, the annular knife is pulled from a distal-most position to a proximal-most position to core tissue within the first and second hollow organs.

Assignments (2)
CHANGE OF NAME Recorded Oct 2, 2012
From: TYCO HEALTHCARE GROUP LP
To: COVIDIEN LP
Reel/Frame 029065/0448 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 18, 2009
From: VIOLA, FRANK J.
To: TYCO HEALTHCARE GROUP LP
Reel/Frame 022841/0927 →