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Physiological sensor having reduced sensitivity to interference

  • US 8,558,178 B2
  • Filed: 05/14/2012
  • Issued: 10/15/2013
  • Est. Priority Date: 05/26/2009
  • Status: Active Grant
First Claim
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1. A sensor comprising:

  • a sensor pad;

    a conductive material disposed on the sensor pad;

    a printed circuit board disposed on the conductive material, the printed circuit board including a light source configured to generate light and a light detector configured to receive light generated by the light source,wherein the sensor pad has a thickness that capacitively isolates the conductive material from a patient.

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