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Implantable heart valve devices, mitral valve repair devices and associated systems and methods

  • US 10,111,747 B2
  • Filed: 05/20/2014
  • Issued: 10/30/2018
  • Est. Priority Date: 05/20/2013
  • Status: Active Grant
First Claim
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1. A heart valve repair device to treat a native valve of a patient, the repair device comprising:

  • a frame have a first end configured to be placed at least proximate a first commissure of the native valve, a second end configured to be placed at least proximate a second commissure of the native valve, and a curved region between the first and second ends; and

    an extension unit coupled to the frame and expandable from a contracted configuration to an expanded configuration, whereinthe extension unit is configured to push at least a portion of a leaflet towards an opposing leaflet of the native valve when in the expanded configuration,the extension unit includes a plurality of projections and depressions, andthe projections expand between and engage chordae tendineae attached to the leaflet,wherein the heart valve repair device has a triangular or polygonal cross-section and is configured to engage a backside of the leaflet of the native heart valve so as to reposition the leaflet such that the leaflet at least partially coapts with the opposing leaflet of the native valve.

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