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Determining and forecasting end of life for an implantable medical device having a rechargeable battery

  • US 9,887,573 B2
  • Filed: 09/15/2016
  • Issued: 02/06/2018
  • Est. Priority Date: 01/16/2014
  • Status: Active Grant
First Claim
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1. Circuitry for a medical device, comprising:

  • a rechargeable battery;

    control circuitry configured to forecast an end of life of the medical device using estimates of a capacity of the battery at different points in time during operation of the medical device;

    a first register configured to store the forecasted end of life; and

    telemetry circuitry configured to telemeter the forecasted end of life from the first register to an external device.

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