Patent ID: 8551111
Filing Date: 2013-10-08
Classification: A61B

Abstract:
1. A medical device comprising: an outer elongate member having a proximal end, a distal end, and a lumen extending therebetween; an inner elongate member disposed within the lumen of the outer elongate member and extending along a longitudinal axis, the inner elongate member having a proximal end and a distal end region; and a retrieval assembly extending generally parallel to the longitudinal axis of the inner elongate member and having a proximal end and a distal end, the retrieval assembly secured to the distal end region of the inner elongate member adjacent the proximal end of the retrieval assembly; wherein the retrieval assembly includes a self-expanding scaffolding formed from a plurality of wires including a plurality of spaces between the wires, the spaces configured to allow objects to pass through the scaffolding; and wherein the plurality of wires cross each other at points and at least some of the wires are connected at the points and at least some of the wires are unconnected at the points.