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Transcatheter valve with torsion spring fixation and related systems and methods

  • US 10,716,665 B2
  • Filed: 02/23/2018
  • Issued: 07/21/2020
  • Est. Priority Date: 04/01/2010
  • Status: Active Grant
First Claim
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1. A prosthetic valve, comprising:

  • a first expandable annular member defining an inner lumen, and having a longitudinal axis;

    a valvular element disposed in the inner lumen of the first expandable annular member;

    a second expandable annular member having a circumference greater than a circumference of the first expandable annular member when the prosthetic valve is in an expanded configuration; and

    a connecting element connecting the first expandable annular member to the second expandable annular member, the connecting element being a separate element from each of the first and second expandable annular members, the connecting element having a loop or eyelet for connecting with the first expandable annular member, the connecting element configured to allow movement between the first and second expandable annular members such that the connecting element is configured to laterally rotate outward from the first expandable annular member during expansion of the second expandable annular member wherein at least a portion of the connecting element is capable of extending generally perpendicular to the longitudinal axis of the first expandable annular member when the second expandable annular member is in an expanded configuration, and wherein the second expanded annular member is configured to assist in the proper placement of the prosthetic valve within a body.

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