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Systems and methods for leadless pacing and shock therapy

  • US 9,072,914 B2
  • Filed: 02/12/2014
  • Issued: 07/07/2015
  • Est. Priority Date: 01/31/2013
  • Status: Active Grant
First Claim
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1. A method of coordinating operation of a subcutaneous implantable cardioverter defibrillator (SICD) and a pacing device (PD) implanted within a heart of a patient using one-way communication from the SICD to the PD, the method comprising:

  • determining, by the SICD and based on a detected tachyarrhythmia, to deliver anti-tachyarrhythmia therapy to the patient to treat the detected tachyarrhythmia;

    transmitting, by the SICD, a communication from the SICD to the PD requesting the PD deliver anti-tachyarrhythmia therapy to the patient in accordance with a communication protocol;

    determining, by the SICD and without direct communication from PD to the SICD in accordance with the communication protocol, that the PD did not deliver anti-tachyarrhythmia therapy; and

    adjusting, by the SICD and based on the determination that the PD did not deliver anti-tachyarrhythmia therapy, at least one of a tachyarrhythmia detection criteria and a therapy parameter of the SICD.

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