Patent ID: 8262690
Filing Date: 2012-09-11
Classification: A61B,A61F,A61M

Abstract:
1. An assembly, comprising: an outer shaft having a proximal portion, a distal portion, and a longitudinally collapsible portion disposed between the proximal and distal portions, the outer shaft defining an outer shaft lumen, the longitudinally collapsible portion moveable between an extended configuration and a collapsed configuration; a guidewire disposed within the outer shaft lumen, the guidewire including a filter fixed to the guidewire; and guidewire gripping means positioned within the outer shaft lumen and fixedly attached to the outer shaft, the guidewire gripping means reversibly moveable between a relaxed configuration in which the guidewire may move freely in a longitudinal direction and a constricted configuration in which the guidewire is constrained from movement in a longitudinal direction; wherein the guidewire extends through the guidewire gripping means.