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Stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient

  • US 8,790,395 B2
  • Filed: 05/17/2013
  • Issued: 07/29/2014
  • Est. Priority Date: 02/26/2008
  • Status: Active Grant
First Claim
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1. An expandable stent, comprising:

  • a plurality of positioning arches configured to be positioned within a plurality of pockets of a native heart valve and positioned on a first side of a plurality of native heart valve leaflets;

    a plurality of retaining arches configured to be positioned on a second side of the plurality of native heart valve leaflets opposite the first side; and

    a plurality of radial arches, each radial arch substantially circumferentially aligned with a positioning arch of the plurality of positioning arches,wherein each retaining arch of the plurality of retaining arches includes arms having a plurality of notches distributed along a length of each arm.

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