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Valve prosthesis

  • US 9,999,501 B2
  • Filed: 04/18/2012
  • Issued: 06/19/2018
  • Est. Priority Date: 04/18/2012
  • Status: Active Grant
First Claim
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1. A valve prosthesis comprising:

  • a valve body including a plurality of valve leaflets affixed to a skirt; and

    a frame including a distal inflow section, a proximal outflow section, and a valve section between the inflow section and the outflow section, wherein;

    the valve body is attached to the frame in the valve section at a plurality of commissure points,the frame includes a circumferentially repeating cell pattern in the inflow section and the valve section,the outflow section includes a plurality of loops, the plurality of loops being attached to a proximal row of circumferentially repeating cells of the valve section at a plurality of junctions,wherein each of the plurality of loops includes a respective first strut and a respective second strut joined proximally at a loop edge, with the first strut being attached distally to a proximal crown of a respective first cell of the proximal row of cells of the valve section at a respective first junction of the plurality of junctions and with the second strut being attached distally to a proximal crown of a respective second cell of the proximal row of cells of the valve section at a respective second junction of the plurality of junctions,wherein a plurality of circumferentially adjacent cells in the proximal row of cells of the valve section are positioned entirely between the first and second junctions of each loop in a circumferential direction, with proximal crowns of the plurality of circumferentially adjacent cells being unattached to the outflow section, andwherein the valve section is distal to the outflow section and a proximal-most end of the commissure points is distal to the proximal crowns of the plurality of circumferentially adjacent cells of the proximal row of cells.

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