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Heart valve prosthesis

  • US 10,278,814 B2
  • Filed: 04/26/2013
  • Issued: 05/07/2019
  • Est. Priority Date: 04/27/2012
  • Status: Active Grant
First Claim
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1. An atrio-ventricular valve prosthesis comprising:

  • a ring-shaped supporting structure to be anchored at the valve annulus; and

    a single extended valve leaflet having a free end and a root end, made of flexible material floatingly supported by the supporting structure allowing for a movement of the free end within the supporting structure,wherein the supporting structure includes,a support wall portion at which the root end of the valve leaflet is connected, anda complementary wall portion opposite to the support wall portion having a coaptation surface configured to be sealingly engaged with the free end of the valve leaflet, and extending in a direction substantially parallel to a movement direction of the free end of the valve leaflet at the coaptation surface,wherein the free end of the valve leaflet is connected to the support wall portion or to the complementary wall portion by a traction member of flexible material having a length that the movement of the free end of the valve leaflet is stopped at the coaptation surface.

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