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Leaflet attachment for function in various shapes and sizes

  • US 9,693,861 B2
  • Filed: 07/06/2016
  • Issued: 07/04/2017
  • Est. Priority Date: 06/29/2012
  • Status: Active Grant
First Claim
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1. A prosthetic heart valve, comprising:

  • a collapsible and expandable stent having an inflow end and an outflow end, the stent including a plurality of commissure attachment features and a plurality of struts defining a plurality of cells, and the stent extending in a length direction from the inflow end to the outflow end; and

    a collapsible and expandable valve assembly including a plurality of leaflets connected to the plurality of commissure attachment features;

    each commissure attachment feature including a body having a proximal end, a distal end closer to the outflow end than the proximal end, and a plurality of eyelets including a selected eyelet having a first rectangular section with a first width in a circumferential direction of the stent and a second rectangular section with a second width in the circumferential direction of the stent smaller than the first width, the selected eyelet including a first interior edge coextensive with a first edge of the first rectangular section and a second interior edge coextensive with a second edge of the second rectangular section.

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