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Methods of tissue heart valve assembly

  • US 6,102,944 A
  • Filed: 03/09/1999
  • Issued: 08/15/2000
  • Est. Priority Date: 03/27/1997
  • Status: Expired due to Term
First Claim
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1. A method of making a tissue leaflet subassembly for use in a heart valve, said method comprising the steps of:

  • providing sheet-like tissue;

    providing a planar template having a pair of oppositely directed tabs, a substantially linear edge extending between said tabs, and a substantially arcuate portion extending between said tabs;

    placing said template on said tissue; and

    cutting away portions of said tissue which extend beyond said template to form a tissue leaflet having a pair of opposing faces, a pair of oppositely directed tabs, a substantially straight edge extending between said tabs, and a substantially arcuate cusp edge extending between said tabs;

    repeating the preceding steps to form a plurality of tissue leaflets;

    attaching the tabs of said tissue leaflets to each other to form said tissue leaflet subassembly.

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