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Central occluder semi-biological heart valve

  • US 4,612,011 A
  • Filed: 07/22/1983
  • Issued: 09/16/1986
  • Est. Priority Date: 07/22/1983
  • Status: Expired due to Fees
First Claim
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1. A semi-biological heart valve prosthesis comprising a mounting ring, said mounting ring having a plurality of inwardly directed spokes, a central occluder connected to and supported by said spokes, and a flat circular anti-thrombogenic membrane connected to said mounting ring along its outer circumference by suturing, said membrane having an aperture adapted to be selectively closed by said occluder, said central occluder being circular and having a diameter of 80%±

  • 10% of the inner diameter of the mounting ring, and is oval shaped in cross-section and approximately 20% to 30% wide axially in relation to said inner diameter.

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