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Device and method for mitral valve regurgitation treatment

  • US 10,426,605 B2
  • Filed: 11/09/2017
  • Issued: 10/01/2019
  • Est. Priority Date: 10/05/2013
  • Status: Active Grant
First Claim
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1. A mitral valve replacement device adapted to be deployed at a mitral valve position in a human heart, comprising:

  • an atrial flange defining an atrial end of the device, the atrial flange having a ventricular end that extends horizontally in a radial direction;

    a ventricular portion defining a ventricular end of the device;

    a neck positioned between the atrial flange and the ventricular portion;

    an annulus support that is positioned between the ventricular portion and the neck, the annulus support including a ring of anchors, each anchor extending radially from the neck and ending in a rounded tip that bends in a circumferential direction, each anchor further including a segment that extends radially outwardly from the tip, then bends longitudinally toward the ventricular end, and then bends radially inwardly, with an annular clipping space defined between the atrial flange and the ring of anchors;

    a plurality of leaflet holders positioned at the atrial end of the atrial flange; and

    a plurality of valve leaflets secured to the leaflet holders, and positioned inside the atrial flange at a location above the native annulus.

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