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Signal quality monitoring and control for a medical device system

  • US 20040138580A1
  • Filed: 10/15/2003
  • Published: 07/15/2004
  • Est. Priority Date: 10/15/2002
  • Status: Active Grant
First Claim
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1. In a medical device system having a plurality of monitoring elements, a method for detecting poor signal quality comprising the steps of:

  • (a) receiving a neurological signal from one of the monitoring elements;

    (b) processing the received signal to generate a plurality of data points for the signal in a moving time window;

    (c) detecting that the received signal has poor signal quality by determining that an amount of the data points exhibiting poor signal quality within the moving time window has exceeded a predetermined threshold; and

    (d) ignoring the received signal experiencing poor signal quality in signal processing.

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