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Mitral valve annuloplasty device with twisted anchor

  • US 9,956,077 B2
  • Filed: 06/30/2017
  • Issued: 05/01/2018
  • Est. Priority Date: 12/19/2003
  • Status: Active Grant
First Claim
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1. A mitral valve therapy device, the therapy device comprising:

  • an expandable first anchor, an expandable second anchor, and an elongate body extending therebetween, the expandable first anchor having an anchored configuration,the expandable first anchor comprising a first segment and a second segment, and in the anchored configuration the first segment engages the second segment to form at least one full twist around the second segment in a central portion of the expandable first anchor in which the first segment passes over the second segment and then under the second segment and then over the second segment, and in which the second segment passes under the first segment and then over the first segment and then under the first segment, the first and second segments forming a figure-8 configuration,the expandable first anchor further comprising a securing member for securing an end of the first segment and an end of the second segment therein at a distal end of the securing member, the securing member generally aligned with the elongate body, and wherein the expandable first anchor, when expanded extracorporeally in the anchored configuration, has a width measured between the first segment and the second segment that is greater than a height measured from the securing member to an apex of the expandable first anchor, whereby the width is measured orthogonally to the height.

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