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Occluder device formed from an open cell foam material

  • US 5,904,703 A
  • Filed: 11/07/1997
  • Issued: 05/18/1999
  • Est. Priority Date: 05/08/1996
  • Status: Expired due to Term
First Claim
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1. A transcatheter occluder device for closing an opening in a tissue wall or a vessel wall, the device comprising:

  • a body member formed substantially from an open cell polymer foam material which is self-supporting to hold a predetermined occluder shape and is resiliently compressible for transcatheter deployment;

    the material being a biologically compatible material or coated with a biologically compatible material;

    the body member having means for closing the opening; and

    the body member having means for retaining the body member in the opening.

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