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Medical device battery back system and method for providing active status indication

  • US 7,625,662 B2
  • Filed: 07/20/2005
  • Issued: 12/01/2009
  • Est. Priority Date: 09/21/2001
  • Status: Expired due to Fees
First Claim
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1. A method of indicating status of a battery pack for a medical device, the method comprising:

  • providing a battery pack configured to be connected to the medical device comprising an external defibrillator, the battery pack having an indicator;

    connecting a microprocessor in the battery pack to the indicator by circuitry, the microprocessor having programming to activate the indicator via the circuitry, the programming and circuitry cooperating to permit the programming to act autonomously to activate the indicator;

    connecting the microprocessor to a power source; and

    after the microprocessor is connected to the power source, the programming activating the indicator autonomously to provide notification of an operational status of the battery pack.

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