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MULTI-STREAM DATA COLLECTION SYSTEM FOR NONINVASIVE MEASUREMENT OF BLOOD CONSTITUENTS

  • US 20110004082A1
  • Filed: 07/01/2010
  • Published: 01/06/2011
  • Est. Priority Date: 07/03/2008
  • Status: Active Grant
First Claim
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1. A noninvasive sensor capable of producing a signal responsive to light attenuated by tissue at a measurement site on a patient, the sensor comprising:

  • an optical source configured to emit optical radiation onto said tissue at said measurement site;

    at least one photodetector configured to detect the optical radiation from said optical source after attenuation by said tissue of said patient and output at least one respective signal stream responsive to said detected optical radiation;

    a housing positioning said optical source and said at least one photodetector with respect to said measurement site;

    a thermistor operably associated with said housing and configured to output a temperature signal responsive to a temperature of said measurement site.

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