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Low profile transcatheter heart valve

DC CAFC
  • US 10,292,817 B2
  • Filed: 11/28/2018
  • Issued: 05/21/2019
  • Est. Priority Date: 06/06/2008
  • Status: Active Grant
First Claim
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1. A method of assembling an implantable prosthetic valve, comprising:

  • suturing a reinforcing member to an inner surface of a leaflet structure adjacent a lower edge of the leaflet structure;

    suturing a skirt member to an outer surface of the leaflet structure along a scallop line that tracks the lower edge of the leaflet structure to form an assembly comprised of the skirt member, the leaflet structure, and the reinforcing member;

    placing the assembly inside of a radially collapsible and expandable annular frame, wherein the frame comprises a plastically deformable material selected from the group comprising stainless steel and a nickel-cobalt based alloy; and

    suturing the skirt member to struts of the frame;

    wherein the leaflet structure comprises three leaflets, each having a curved lower edge and the act of suturing the reinforcing member comprises suturing the reinforcing member to inner surfaces of the leaflets adjacent their curved lower edges.

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