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Medical device

  • US 20040093013A1
  • Filed: 03/31/2003
  • Published: 05/13/2004
  • Est. Priority Date: 06/23/2000
  • Status: Active Grant
First Claim
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1. A collapsible filter element for a transcatheter embolic protection device, the filter element comprising:

  • a collapsible filter body which is movable between a collapsed stored position for movement through a vascular system and an expanded position for extension across a blood vessel such that blood passing through the blood vessel is delivered through the filter element;

    a proximal inlet portion of the filter body having one or more inlet openings sized to allow blood and embolic material enter the filter body;

    a distal outlet portion of the filter body having a plurality of outlet openings to allow through-passage of blood, but to retain embolic material within the filter body;

    the filter body being of an oriented polymeric material.

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