US 11,980,367 B2
Anastomosis devices
Michael J Houghton, Newark, DE (US); Sakthi Sambandam, Elkton, MD (US); and Clifford P. Warner, West Chester, PA (US)
Assigned to W. L. Gore & Associates, Inc., Newark, DE (US)
Filed by W. L. Gore & Associates, Inc., Newark, DE (US)
Filed on Jan. 13, 2020, as Appl. No. 16/741,379.
Application 16/741,379 is a continuation of application No. 14/700,427, filed on Apr. 30, 2015, abandoned.
Claims priority of provisional application 61/987,954, filed on May 2, 2014.
Prior Publication US 2020/0146680 A1, May 14, 2020
Int. Cl. A61B 17/11 (2006.01); A61B 17/00 (2006.01); A61F 2/06 (2013.01); A61F 2/90 (2013.01); A61B 17/064 (2006.01); A61B 17/08 (2006.01); A61F 2/07 (2013.01)
CPC A61B 17/1114 (2013.01) [A61B 17/0057 (2013.01); A61B 17/11 (2013.01); A61F 2/06 (2013.01); A61F 2/90 (2013.01); A61B 17/064 (2013.01); A61B 2017/0641 (2013.01); A61B 17/08 (2013.01); A61B 17/083 (2013.01); A61B 2017/1103 (2013.01); A61B 2017/1107 (2013.01); A61B 2017/1132 (2013.01); A61B 2017/1135 (2013.01); A61B 2017/1139 (2013.01); A61F 2002/077 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A medical device comprising:
a frame comprising at least one elongate member;
a first apposition portion including at least a first portion of the elongate member defining a plurality of first apposition petals;
a second apposition portion including at least a second portion of the elongate member defining a plurality of second apposition petals;
a central portion including at least a third portion of the elongate member, the third portion of the elongate member including a serpentine shape configured to facilitate longitudinal extension and retraction, the third portion of the elongate member being longitudinally extendable, wherein the serpentine shape is defined along a longitudinal length of the third portion and positioned along only a portion of a circumference of the third portion to define a sinusoidal shape; and
a covering material disposed on at least some portions of the first apposition portion, the second apposition portion, and the central portion and forming a substantially cylindrical lumen within the central portion, wherein the covering material is elastic and configured to stretch to accommodate changes in length or diameter of the central portion.