Patent ID: 7794472
Filing Date: 2010-09-14
Classification: A61F

Abstract:
1. An intravascular filter, comprising: a single filter wire defining a first end section, a second end section, and a plurality of open-ended filter loops adapted to collect blood clots contained within a blood vessel; each of the plurality of filter loops sloping outwardly at an angle away from a central longitudinal axis of the intravascular filter and forming a conical-shaped structure having an apex section and a base section distal of the apex section, wherein each of the plurality of filter loops include a longitudinal length and a transverse length, wherein the longitudinal length is longer than the transverse length; further comprising a retrieval member disposed on the first and second end sections of the filter wire; wherein said retrieval member comprises a rounded bead; wherein the first end section terminates proximal of the apex section and is oriented in a direction substantially collinear with the central longitudinal axis; wherein the second end section terminates distal of the base section and is oriented in a direction substantially collinear with the central longitudinal axis.