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Prosthetic heart valve

  • US 10,433,959 B2
  • Filed: 11/28/2018
  • Issued: 10/08/2019
  • Est. Priority Date: 10/05/2010
  • Status: Active Grant
First Claim
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1. An implantable prosthetic heart valve that is radially collapsible to a collapsed configuration and radially expandable to an expanded configuration, the prosthetic heart valve comprising:

  • a radially expandable annular frame comprising plastically deformable material selected from group comprising stainless steel and cobalt-chromium alloy;

    wherein the frame comprises an inflow end portion defining an inflow end of the frame that is configured to receive antegrade blood flow into the prosthetic heart valve when implanted within a patient'"'"'s body in the expanded configuration, and the frame also comprises an outflow end portion defining an outflow end of the frame opposite the inflow end of the frame;

    wherein the frame comprises an inflow ring of honeycomb shaped hexagonal openings at the inflow end portion of the frame and en outflow ring of honeycomb shaped hexagonal openings at the outflow end of the frame, the outflow ring of honeycomb shaped hexagonal openings being a closest ring of openings to the outflow end of the frame;

    wherein the entire frame has a generally cylindrical shape;

    wherein the hexagonal openings of the inflow ring are defined by a circumferentially extending first row of angled struts arranged end-to-end, a circumferentially extending second row (Wangled struts arranged end-to-end, and a plurality of axially extending struts interconnecting the first and second rows of angled struts; and

    wherein the each of the axially extending struts joins to a U-shaped crown structure joining adjacent ends of struts of the first row of angled struts and joins to a U-shaped crown structure joining adjacent ends of struts of the second row of angled struts.

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