Patent ID: 8231649

Claim:
A retrievable blood clot filter actuatable between a collapsed position and an expanded position within a blood vessel, comprising: an apical head defining a filter longitudinal axis; a plurality of elongated filter legs each having a joined end section and a free end section, each filter leg including a support member having a first end coupled to the apical head, and a second end configured to expand outwardly away from the filter longitudinal axis and being coupled to an anchoring member configured to releasably secure the blood clot filter device to the inner wall of the blood vessel; a plurality of filter tubes each having a first end, a second end, and an inner lumen configured to slidably receive the support members therein, the first end of each filter tube being joined together at a hub, and a landing pad fixedly secured to the second end of each filter tube; and a retrieval apparatus for retrieving or repositioning the blood clot filter device within the blood vessel, the retrieval apparatus including a tubular inner member configured to grasp the apical head, a middle tubular member configured to engage the hub, and an outer sheath for encapsulating the blood clot filter device.