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Percutaneously deliverable heart valve including folded membrane cusps with integral leaflets

CAFC
  • US 9,737,400 B2
  • Filed: 12/14/2011
  • Issued: 08/22/2017
  • Est. Priority Date: 12/14/2010
  • Status: Active Grant
First Claim
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1. A transcatheter, implantable, prosthetic heart valve, comprising:

  • a lattice frame; and

    two or more integrated cusp and leaflet folded structures attached to the lattice frame, the two or more integrated cusp and leaflet folded structures each comprising a flat sheet of biocompatible membrane that has been folded to include a mobile leaflet section and a cusp wall section, wherein non-transverse diagonally oriented folds that are angled relative to an axial flow direction are located between the mobile leaflet section and the cusp wall section, wherein the cusp wall section is located radially outside of the mobile leaflet section, and wherein the cusp wall section includes a seam that joins apposing sides of the cusp wall section.

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