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Leadless Cardiac Pacemaker with Anti-Unscrewing Feature

  • US 20120116489A1
  • Filed: 10/12/2011
  • Published: 05/10/2012
  • Est. Priority Date: 10/13/2010
  • Status: Active Grant
First Claim
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1. A leadless biostimulator, comprising:

  • a housing sized and configured to be implanted within a heart of a patient;

    a primary fixation device attached to the housing and configured to affix the biostimulator to a wall of the heart; and

    an anti-unscrewing feature disposed on the primary fixation device, the anti-unscrewing feature configured to prevent the primary fixation device from disengaging the wall of the heart.

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