Patent ID: 7998154
Filing Date: 2011-08-16
Classification: A61B

Abstract:
1. An apparatus for performing a surgical anastomosis, comprising: a tubular body defining a longitudinal axis therethrough, the tubular body having a first expandable anchor operatively coupled near a distal end thereof; and a sleeve slidably received about the tubular body, the sleeve having a second expandable anchor operatively coupled near a distal end thereof; the first expandable anchor including a central hub, a plurality of spokes extending radially from the central hub, an annular ring interconnecting a distal end of each of the plurality of spokes and at least one contact portion protruding from the annular ring at the intersection of each of the plurality of spokes and the annular ring in a direction substantially parallel to the longitudinal axis, wherein the central hub, the plurality of spokes and the annular ring define a cavity.