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MINIMALLY-INVASIVE HEART VALVES

  • US 20100211165A1
  • Filed: 04/26/2010
  • Published: 08/19/2010
  • Est. Priority Date: 04/06/2000
  • Status: Active Grant
First Claim
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1. A prosthetic heart valve, comprising:

  • a collapsible and expandable support stent formed of a self-expanding metallic material, the support stent including a generally tubular base along an inflow end and three commissure posts provided along an outflow end and extending in an outflow direction, the three commissure posts being cantilevered from the base, each commissure post having a slot formed therein; and

    a flexible tubular member configured for attachment to the support stent, the flexible tubular member comprising a fabric section connected to the base along the inflow end of the support stent and a leaflet section defining three leaflets connected to the commissure posts along the outflow end of the support stent, wherein portions of the leaflet section extend outward through the slots in the commissure posts for securing the leaflet section to the commissure posts;

    wherein the base of the support stent is configured for contacting the annulus of a native aortic valve and wherein the commissure posts of the support stent support the three leaflets downstream of the base.

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