Patent ID: 6371969
Filing Date: 2002-04-16
Classification: A61B,A61F

Abstract:
A device adapted for deployment in a body vessel, comprising:a filter having a plurality of openings for fluid flow therethrough, and a proximally located mouth; a proximally-tapered collapsible frame coupled to the filter and adapted to operate between an expandable profile and a collapsed profile, said frame comprising outwardly sloping longitudinal ribs having opposed proximal and distal ends, said proximal ends being coupled to a guidewire, and said distal ends being coupled to the mouth; and a sheath formed of a tubular member sized for placement over the ribs to collapse the filter, the proximal ends of the ribs are movable relative to the sheath between a first position wherein at least a portion of the ribs are located within and engage by the sheath and a second position wherein the ribs are expanded relative to the first position and the ribs located substantially distal of the sheath.