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Plethysmograph pulse recognition processor

  • US 20030032873A1
  • Filed: 10/08/2002
  • Published: 02/13/2003
  • Est. Priority Date: 12/30/1998
  • Status: Active Grant
First Claim
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1. A processor having a plethysmograph waveform input resulting from light attenuated by body tissue with pulsing blood and a pulse recognition output providing information regarding pulses within said waveform input, said processor comprising:

  • a candidate pulse portion that determines a plurality of potential pulses within said waveform input; and

    a physiological model portion that determines the physiologically acceptable ones of said pulses.

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