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Implantable medical device system having implantable cardioverter-defibrillator (ICD) system and substernal leadless pacing device

  • US 9,717,923 B2
  • Filed: 04/25/2014
  • Issued: 08/01/2017
  • Est. Priority Date: 05/06/2013
  • Status: Active Grant
First Claim
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1. An implantable cardiac system comprising:

  • an implantable cardioverter-defibrillator (ICD) system comprising;

    an ICD configured to be implanted subcutaneously in a patient; and

    an implantable defibrillation lead having a proximal portion coupled to the ICD and a distal portion having a defibrillation electrode configured to deliver a defibrillation shock to a heart of the patient; and

    an implantable leadless pacing device communicatively coupled to the ICD, the leadless pacing device including;

    a housing;

    a first electrode on the housing;

    a second electrode on the housing; and

    a pulse generator within the housing and electrically coupled to the first electrode and the second electrode,wherein the housing is configured to be implanted substantially within an anterior mediastinum of the patient and the pulse generator is configured to deliver pacing pulses to a heart of the patient via a therapy vector formed between the first and second electrodes.

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