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Collecting sleep quality information via a medical device

  • US 7,717,848 B2
  • Filed: 04/15/2004
  • Issued: 05/18/2010
  • Est. Priority Date: 03/16/2004
  • Status: Active Grant
First Claim
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1. A medical system comprising:

  • a medical device that delivers a therapy to a patient, and monitors at least one physiological parameter of the patient based on a signal received from at least one sensor;

    a processor tat determines a plurality of values of a metric that is indicative of sleep quality over time, each of the values of the sleep quality metric determined based on values of the at least one physiological parameter determined during delivery of the therapy by the medical device according to at least one of a plurality of therapy parameter sets, and associates each of the determined values of the sleep quality metric with the at least one of the plurality of therapy parameter sets and, for each of the plurality of therapy parameter sets, determines a representative value of the sleep quality metric based on the values of the sleep quality metric associated with the therapy parameter set, wherein the representative value for each therapy parameter set comprises one of a mean value or a median value; and

    a memory that receives the sleep quality metric values, the representative values, and an indication of the therapy parameter sets associated with the sleep quality metric values and representative values.

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