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Heart valve docking system

  • US 10,687,938 B2
  • Filed: 08/23/2017
  • Issued: 06/23/2020
  • Est. Priority Date: 08/26/2016
  • Status: Active Grant
First Claim
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1. A docking device for docking a prosthetic valve at a native heart valve, the docking device comprising:

  • a flexible body comprising an elongate tubular structure, a first lumen extending at least partially through the flexible body, and a second lumen extending at least partially through the flexible body;

    a first coil more rigid than the flexible body, comprising a first plurality of circular turns, the first coil configured to fit within the first lumen, and the first plurality of circular turns comprising a first diameter in a relaxed state;

    a second coil more rigid than the flexible body, comprising a second plurality of circular turns, the second coil configured to fit within the second lumen, and the second plurality of circular turns comprising a second diameter in a relaxed state that is less than the first diameter;

    wherein the docking device has a first configuration with a third diameter when the first coil is positioned within the first lumen;

    wherein the docking device has a second configuration with a fourth diameter when the second coil is positioned within the second lumen, and wherein the fourth diameter is less than the first diameter and the third diameter.

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