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Endoprosthesis for implantation in the heart of a patient

  • US 9,707,075 B2
  • Filed: 01/14/2016
  • Issued: 07/18/2017
  • Est. Priority Date: 02/26/2008
  • Status: Active Grant
First Claim
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1. An endoprosthesis, comprising:

  • a stent comprising;

    an annular skirt portion comprising a plurality of closed cells extending around a circumference of the stent and disposed at a first end of the stent;

    a plurality of first arches each having an apex pointing toward the first end of the stent, the plurality of first arches configured to be disposed within sinus pockets of a native valve radially outward of leaflets of the native valve;

    a plurality of arms each having a first end joined to a first end of an adjacent arm and a second end joined to the annular skirt portion, each first arch being positioned between two arms of the plurality of arms, and the plurality of arms being configured to be disposed radially inward of the leaflets of the native valve; and

    a plurality of second arches each having an apex pointing toward a second end of the stent, each apex of a second arch of the plurality of arches being axially aligned, along a longitudinal direction of the stent, with an apex of a corresponding first arch of the plurality of first arches; and

    a heart valve prosthesis attached to the stent.

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