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Mitral valve device using conditioned shape memory alloy

  • US 7,314,485 B2
  • Filed: 02/03/2003
  • Issued: 01/01/2008
  • Est. Priority Date: 02/03/2003
  • Status: Expired due to Term
First Claim
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1. A method of reshaping a mitral valve annulus comprising:

  • compressing a mitral valve annuloplasty device into a catheter, the mitral valve annuloplasty device comprising a first anchor and a second anchor and a connector between said anchors, the connector comprising a spring;

    placing the catheter in a lumen adjacent to the mitral valve annulus;

    removing the catheter from at least part of the device and engaging the first anchor with a wall of the lumen without penetrating the lumen wall;

    after the removing step and the engaging step, releasing a tensile load from a distal portion of the connector.

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