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Antenna arrangements for implantable therapy device

  • US 7,917,226 B2
  • Filed: 04/23/2008
  • Issued: 03/29/2011
  • Est. Priority Date: 04/23/2008
  • Status: Expired due to Fees
First Claim
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1. An implantable medical device comprising:

  • an inner housing containing a processor and a communications circuit;

    an antenna arrangement including a first antenna and a second antenna capacitively coupled to the first antenna, the first antenna being wrapped circumferentially around an exterior of the inner housing in a loop, the first antenna having a first port at which the first antenna enters the inner housing, and the first antenna including a loop antenna, the second antenna being arranged external of the inner housing, the second antenna having a second port at which the second antenna enters the inner housing, the second antenna being electrically coupled to the communications circuit via the second port;

    wherein the implantable medical device is configured for implantation within a body of a patient.

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  • 4 Assignments
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