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Percutaneous tether locking

  • US 10,022,114 B2
  • Filed: 10/28/2014
  • Issued: 07/17/2018
  • Est. Priority Date: 10/30/2013
  • Status: Active Grant
First Claim
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1. Apparatus comprising:

  • a tether-securing device, which comprises a tubular element, which is shaped so as define a lateral wall that entirely surrounds a lumen, wherein the lateral wall is shaped so as to define (a) a one-way locking opening and (b) first and second non-constraining openings at respective different circumferential locations;

    at least one tether, which (a) has at least first and second tether end portions, and (b) passes through the lumen, the one-way locking opening, and the first and the second non-constraining openings; and

    first and second tissue anchors, connected to the first and the second tether end portions, respectively,wherein the one-way locking opening is configured to (a) allow sliding of the at least one tether in a first direction through the one-way locking opening, and (b) inhibit sliding of the at least one tether in a second direction opposite the first direction, andwherein the first and the second non-constraining openings are sized and shaped to allow free sliding therethrough of two longitudinal portions, respectively, of the at least one tether.

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