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EMBOLIC PROTECTION DEVICE WITH MAXIMIZED FLOW-THROUGH

  • US 20100274277A1
  • Filed: 04/27/2009
  • Published: 10/28/2010
  • Est. Priority Date: 04/27/2009
  • Status: Abandoned Application
First Claim
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1. An embolic protection device for capturing emboli during treatment of a lesion in a blood vessel, the device comprising:

  • a plurality of struts having a predetermined shape and being configured to move between an expanded state for engagement with the blood vessel and a collapsed state for filter retrieval and delivery; and

    a filter portion circumferentially attached to the struts having a proximal end and a distal end;

    the filter portion extending freely from the proximal end to a closed distal end;

    wherein the filter portion forms at least one annulus chamber in the expanded state with the closed distal end of the chamber being not coincident with the center longitudinal axis of the blood vessel;

    wherein the filter portion is configured in the expanded state to allow blood to flow there through and to capture emboli in the annulus chamber.

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