Patent ID: 8114115
Filing Date: 2012-02-14
Classification: A61B,A61F

Abstract:
1. An embolic protection filter comprising: a filter body having an inlet end and an outlet end, the inlet end of the filter body having one or more inlet openings sized to allow blood and embolic material enter the filter body, the outlet end of the filter body having a plurality of outlet openings sized to allow through passage of blood but to retain undesired embolic material within the filter body; and a filter support movable between a collapsed position for movement through the vascular system and an extended outwardly projecting position to support the filter body in the expanded position, the filter support comprising two wires, a proximal end and a distal end; and in the extended outwardly projecting position, from the proximal end of the filter support the two wires extend together axially and radially outwardly in a first support leg to a first termination point where the two wires separate and extend circumferentially around the filter body to define a support hoop; wherein the two wires are fixed relative to one another at the first termination point by a restraining member disposed around a portion of the first support leg.