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Hazard mitigation in medical device

  • US 20060036914A1
  • Filed: 10/17/2005
  • Published: 02/16/2006
  • Est. Priority Date: 01/23/2002
  • Status: Active Grant
First Claim
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1. A method comprising:

  • in a first processor of a first functional module of a medical device, generating a handshake signal;

    providing the handshake signal to a watchdog timer software process in a second processor of a second functional module of the medical device, wherein the watchdog timer software process corresponds to a watchdog timer hardware unit; and

    receiving a reset signal from the second processor to reset the first processor when the handshake signal is not provided to the watchdog timer software process within a prescribed time interval.

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