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Medical alarming system

  • US 5,696,492 A
  • Filed: 10/11/1996
  • Issued: 12/09/1997
  • Est. Priority Date: 10/13/1995
  • Status: Expired due to Term
First Claim
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1. A medical alarming system for informing an abnormal event when an abnormality occurs in the output of a physiological signal detecting means for measuring the physiological signal of a patient in a bed, comprising:

  • a first evaluating means for evaluating whether the current output from the physiological signal detecting means is normal or not;

    an image detecting means for detecting the image of the bedside of the patient;

    a second evaluating means for evaluating whether the current image of the bedside detected by the image detecting means agrees with a predetermined criterion or not;

    an alarm type determining means for determining, for the case judged to be abnormal by the first evaluating means, the alarm type according to the judgement given by the second evaluating means for the same case; and

    an alarm delivering means for delivering the type of alarm that has been determined by the alarm type determining means;

    and wherein the first evaluating means includes at least one sensor, the first evaluating means, when it evaluates an event as abnormal, evaluates further whether the abnormality comes from the sensor or from the patient; and

    the alarm type determining means determines, for the case judged to be abnormal by the first evaluating means, the alarm type according to the judgement of the type of the abnormality given by the first evaluating means and to the judgement given by the second evaluating means.

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