Distal protection filter with improved wall apposition

Details Distal protection filter with improved wall apposition Distal protection filter with improved wall apposition

A - Human Necessities

61

F

A61F 2/01 (2006.01) A61L 29/02 (2006.01) A61L 29/14 (2006.01)

Patent

CA 2531701

In accordance with the present invention, a distal protection and embolic material retrieval device with improved apposition to both large and small vessel walls of varying geometries for enhancing the filtering of embolic material during intravascular procedures while allowing for the passage of blood is provided. The device includes a filter basket designed to maximize apposition of the filtering portion to that of the vessel wall and may include struts which provide circumferential support to the filtering membrane and thereby minimizing or eliminating in-folding of the filter basket. Thin film materials may also be utilized for the filtering membrane of the filter basket. In addition one can incorporate biological and/or pharmaceutical agents in combination with the present invention.

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