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Failsafe programming of implantable medical devices

  • US 7,899,546 B2
  • Filed: 02/27/2008
  • Issued: 03/01/2011
  • Est. Priority Date: 10/31/2002
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • receiving stay-alive signals from a programming device at a watchdog unit coupled to the programming device during a programming session between the programming device and an implantable medical device;

    resetting a watchdog timer maintained by the watchdog unit in response to receipt of each of the stay-alive signals; and

    sending a signal from the watchdog unit to the implantable medical device via wireless telemetry to cause the implantable medical device to revert to a program previously stored within a memory of the implantable medical device in response to expiration of the watchdog timer.

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