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Filter delivery and retrieval device

  • US 7,229,464 B2
  • Filed: 07/17/2003
  • Issued: 06/12/2007
  • Est. Priority Date: 10/05/2000
  • Status: Expired due to Fees
First Claim
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1. A filter retrieval system comprising:

  • a catheter including an elongate shaft having a proximal end, a distal end, and a wall defining a shaft lumen;

    a proximal guidewire port disposed distal of the proximal end of the elongate shaft;

    a generally conical tip disposed near the distal end of the elongate shaft, the conical tip having an aperture defining a distal guidewire port, the generally conical tip comprising a flexible tip member, at least a portion of the flexible tip member disposed within the shaft lumen;

    a guidewire extending through the distal guidewire port and the proximal guidewire port;

    a filter coupled to the guidewire;

    a wire gripper, wherein the wire gripper comprises a plurality of jaws for grasping the guidewire.

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