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Heart valve leaflet with scalloped free margin

  • US 6,283,995 B1
  • Filed: 04/15/1999
  • Issued: 09/04/2001
  • Est. Priority Date: 04/15/1999
  • Status: Active Grant
First Claim
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1. A heart valve prosthesis comprising:

  • a peripheral valve body;

    at least three polymeric leaflets, each leaflet comprising a free margin having opposite ends attached to said peripheral valve body and a mid-point, each said free margin being adjacent another free margin to form a plurality of adjacent free margin pairs, and each free margin being scalloped to form a peak at each of said opposite ends and a mid-point peak between said opposite ends; and

    a plurality of natural state non-uniform gaps formed between each of said adjacent free margin pairs, said gaps having a first width adjacent said opposite ends and a second width adjacent said mid-point, said second width being greater than said first width.

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