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Tissue anchor for annuloplasty device

  • US 9,011,520 B2
  • Filed: 10/28/2010
  • Issued: 04/21/2015
  • Est. Priority Date: 10/29/2009
  • Status: Active Grant
First Claim
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1. Apparatus for use with an implant configured to be coupled to cardiac tissue of a patient, the apparatus comprising:

  • a tissue anchor comprising;

    a distal tissue coupling element configured to couple the tissue anchor to the cardiac tissue of the patient; and

    a proximal implant-receiving element configured to receive at least a portion of the implant and facilitate coupling of the implant to the tissue anchor, the proximal implant-receiving element comprising;

    an implant-restraining element coupled to a portion of the implant-receiving element, the implant-restraining element being configured to restrain the implant from separating from the implant-receiving element, the implant-restraining element comprising a barb configured to restrict proximal movement of the implant along the implant-receiving element, the barb comprising one or more arms that are radially expandable to rest against an external surface of the implant following coupling of the implant to the implant-receiving element.

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