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Retainers for transcatheter heart valve delivery systems

  • US 10,660,752 B2
  • Filed: 03/15/2018
  • Issued: 05/26/2020
  • Est. Priority Date: 03/16/2017
  • Status: Active Grant
First Claim
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1. A delivery device for an implantable medical device having at least one retainer thereon, the delivery device comprising:

  • an inner shaft extending in a longitudinal direction;

    an outer sheath adapted to surround at least a portion of the inner shaft, the outer sheath being slideable relative to the inner shaft in the longitudinal direction;

    a compartment defined between the inner shaft and the outer sheath and adapted to receive the medical device in an assembled condition;

    a retaining assembly positioned at one end of the compartment, the retaining assembly including a first member rotatable with respect to the inner shaft, and a second member rotationally fixed with respect to the inner shaft; and

    at least one retainer slot in the first member adapted to receive the retainer of the medical device in the assembled condition,wherein engagement between the first member and the second member limits rotation of the first member.

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