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STATIONARY INTRA-ANNULAR HALO DESIGNS FOR PARAVALVULAR LEAK (PVL) REDUCTION-PASSIVE CHANNEL FILLING CUFF DESIGNS

  • US 20150209141A1
  • Filed: 01/22/2015
  • Published: 07/30/2015
  • Est. Priority Date: 01/24/2014
  • Status: Abandoned Application
First Claim
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1. A prosthetic heart valve configured to be expanded between native leaflets of a native aortic annulus of a patient, the prosthetic heart valve comprising:

  • a collapsible and expandable stent extending in a flow direction between a proximal end and a distal end, the stent including an annulus section adjacent the proximal end and a plurality of struts shaped to form a plurality of cells connected to one another in a plurality of annular rows around the stent, the flow direction being defined from the proximal end toward the distal end;

    a cuff attached to the annulus section of the stent;

    a plurality of prosthetic valve leaflets each having a belly attached to the cuff between a first location and a second location downstream of the first location in the flow direction; and

    a sealing structure attached to the annulus section of the stent, the sealing structure having a deployed condition with a diameter greater than a diameter of the proximal end of the stent when the stent is in an expanded use condition.

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