×

Manual and automatic probe calibration

  • US 6,397,091 B2
  • Filed: 11/30/1999
  • Issued: 05/28/2002
  • Est. Priority Date: 06/07/1995
  • Status: Expired due to Term
First Claim
Patent Images

1. A sensor used in an oximeter system for monitoring oxygen level in blood of a patient, the sensor comprising:

  • at least one light emitting diode configured to transmit light energy through human tissue carrying the blood, wherein the blood attenuates the light energy;

    a photodetector configured to detect the attenuated light energy; and

    an information element configured to indicate a characteristic of the patient, wherein the information element is electrically coupled in parallel with the at least one light emitting diode.

View all claims
  • 6 Assignments
Timeline View
Assignment View
    ×
    ×