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Prosthetic valve for replacing a mitral valve

  • US 10,687,939 B2
  • Filed: 06/21/2018
  • Issued: 06/23/2020
  • Est. Priority Date: 06/06/2014
  • Status: Active Grant
First Claim
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1. A prosthetic valve for implanting at a native mitral or tricuspid valve region of the heart, the native valve region having a native valve annulus and native leaflets, the prosthetic valve comprising:

  • a radially compressible and expandable frame comprising a double-body structure including an annular inner frame portion and an annular outer frame portion overlapping the inner frame portion, the inner and outer frame portions being connected to each other with sutures, and the outer frame portion being more flexible than the inner frame portion;

    an outer fabric skirt extending around an outer surface of the outer frame;

    a plurality of prosthetic leaflets supported within the inner frame portion for regulating the flow of blood in one direction through the frame; and

    a plurality of ventricular anchors located outside of the outer skirt and extending from the inner frame portion, the ventricular anchors having a length to extend behind and engage native valve leaflets in a ventricle of the heart downstream of the native valve annulus.

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