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Method and circuit for storing and providing historical physiological data

  • US 6,463,310 B1
  • Filed: 03/07/2000
  • Issued: 10/08/2002
  • Est. Priority Date: 03/08/1999
  • Status: Expired due to Term
First Claim
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1. A physiological sensor for connecting to a first monitor, comprising:

  • means for obtaining signals from a patient indicative of a physiological condition of the patient;

    means for sending the signals to said first monitor; and

    a sensor memory circuit associated with said physiological sensor and located outside any monitor which processes said signals, said sensor memory stores patient physiological data derived from the signals by said first monitor and which are indicative of the physiological condition, the sensor memory circuit providing the data to any monitor when requested by said any monitor, such that when said sensor is disconnected from said any monitor said sensor memory is physically connected with and moves with said sensor.

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