IP Library Granted Patent US 12708368
Granted Patent B2
US 12708368 · App. 18/786,189 · Granted Aug 18, 2026

Occlusion clip

Inventors: Matthew J. Winkler (Liberty Township, OH); Kenneth Lance Miller (Hamilton, OH); Matthew Monti (Mason, OH); Todd Frangolis (Cincinnati, OH); Nicholas Bailey (Cincinnati, OH); Robert M. Trusty (Cincinnati, OH)
Assignee: AtriCure, Inc.
A61B17/12031A61B17/12099A61B17/1227
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Quick Facts
Patent No.
US 12708368
App. No.
18/786,189
Granted
Aug 18, 2026
Kind
B2
Abstract

An occlusion clip comprising: (a) a spring; (b) a first runner including a first open top and a first open end adjacent the first open top, the first runner including a first interior camming surface partially delineating a first interior cavity that is open by way of the first open top and the first open end; (c) a second runner including a second open top and a second open end adjacent the second open top, the second runner including a second interior camming surface partially delineating a second interior cavity that is open by way of the second open top and the second open end, where the spring is configured to be coupled to the first runner and the second runner, where the first interior cavity is configured to receive a first portion of the spring, where the second interior cavity is configured to receive a second portion of the spring, where the first camming surface is configured to engage a first cam of the spring, and where the second camming surface is configured to engage a second cam of the spring.

Claims (27)

1 . An occlusion clip comprising:

first and second runners each comprising an occlusion surface and a dominant dimension extending longitudinally from a first proximal end to a second distal end thereof; and

a spring operatively coupled to the first and second runners and configured to bias the first runner toward the second runner, the spring including a first U-shaped section and a second U-shaped section each having a dominant dimension; and,

wherein the first and second U-shaped sections cooperate to close off a proximal end of the occlusion clip and leave open a distal end of the occlusion clip, wherein the dominant dimensions of each of the first and second runners, and the first and second U-shaped sections, extend longitudinally in generally the same direction, wherein the first U-shaped section is on a first lateral side of a longitudinal midline of the first and second runners, and wherein the second U-shaped section is on a second lateral side of the longitudinal midline of the first and second runners, the second side being opposite the first side, and wherein an open end of each of the first and second U-shaped sections face in the same direction.

2 . The occlusion clip of claim 1 , wherein the first U-shaped section is coupled to the first runner at a first location and the first U-shaped section is coupled to the second runner at a second location, the first location being approximately the same as the second location along the dominant dimension of the first and second runners.

3 . The occlusion clip of claim 1 , wherein the spring comprises at least one of a rectangular, a circular, or an oblong cross-section.

4 . The occlusion clip of claim 1 , wherein each of the first and second runners have a proximal end and a distal end, and wherein the first U-shaped section is mounted to the first runner between its proximal and distal ends, the first U-shaped section is mounted to the second runner between its proximal and distal ends, the second U-shaped section is mounted to the first runner between its proximal and distal ends, and the second U-shaped section is mounted to the second runner between its proximal and distal ends.

5 . The occlusion clip of claim 1 , wherein each of the first runner and the second runner includes a cavity opposite an occlusion surface, where the cavity is configured to receive the spring.

6 . The occlusion clip of claim 1 , wherein each of the first and second runners includes a longitudinal opening at a proximal end thereof.

7 . The occlusion clip of claim 1 , wherein the first and second runners include a dominant dimension comprising a longitudinal length, and the spring extends longitudinally along a majority of the longitudinal length of the first and second runners.

8 . The occlusion clip of claim 1 , wherein the first runner and the second runner are unconnected to one another other than via the spring.

9 . The occlusion clip of claim 1 , wherein the first runner and the second runner each have a width, a height, and a length, wherein the length of each runner is the dominant dimension of the runner, and the length and width of the first runner approximates the length and width of the second runner.

10 . The occlusion clip of claim 1 , wherein each of the first and second runners includes a first depression configured to receive a portion of the first U-shaped section, and a second depression configured to receive a portion of the second U-shaped section, where the first and second depressions are interposed by occlusion surfaces of the first and second runners.

11 . The occlusion clip of claim 1 , wherein the first runner and the second runner each include an arcuate occlusion surface.

12 . The occlusion clip of claim 1 , wherein the dominant dimension of the spring is a longitudinal length, and wherein the longitudinal length of the spring when operatively coupled to the first and second runners is no less than half of the dominant dimension of the first runner.

13 . The occlusion clip of claim 1 , wherein the occlusion clip is open on at least three sides.

14 . The occlusion clip of claim 1 , wherein the first and second U-shaped sections of the spring are independently repositionable with respect to one another.

15 . An occlusion clip comprising:

first and second runners each comprising an occlusion surface and a dominant dimension extending longitudinally from a first proximal end to a second distal end thereof;

a spring operatively coupled to the first and second runners and configured to bias the occlusion surface of the first runner toward the occlusion surface of the second runner, the spring including a first C-shaped section having a dominant dimension extending longitudinally, a portion of the first C-shaped section is received within a first depression exposed on a surface opposite the occlusion surface of each of the first and second runners, the spring also including a second C-shaped section having a dominant dimension extending longitudinally, a portion of the second C-shaped section received within a second depression exposed on the surface opposite the occlusion surface of each of the first and second runners, wherein:

the first and second C-shaped sections are operative to close off a proximal end of the occlusion clip, while maintaining a distal end of the occlusion clip open;

the first C-shaped section includes a dominant longitudinal length greater than a dominant longitudinal length of the second C-shaped section;

the dominant dimension of each of the first and second runners comprises a longitudinal length; and

the first depression and the second depression are located along the same section of a longitudinal bisection of the longitudinal length.

16 . An occlusion clip comprising:

first and second runners each comprising an occlusion surface and a dominant dimension extending longitudinally from a first proximal end to a second distal end thereof, each of the first and second runners including a lateral dimension perpendicular to the longitudinal dimension and a vertical dimension perpendicular to the longitudinal dimension and the lateral dimension;

a spring operatively coupled to the first and second runners and configured to bias the occlusion surface of the first runner toward the occlusion surface of the second runner, the spring including a first C-shaped section having a dominant dimension extending longitudinally, and a second C-shaped section having a dominant dimension extending longitudinally, wherein a portion of the first C-shaped section and a portion of the second C-shaped section are both present in a lateral cross-section of at least one of the first runner and the second runner, and wherein the first and second C-shaped sections close off a longitudinal end of the occlusion clip.