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pulse oximeter

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1. n. A pulse oximeter is a medical device that indirectly monitors the oxygen saturation of a patient's blood (as opposed to measuring oxygen saturation directly through a blood sample) and changes in blood volume in the skin, producing a photoplethysmogram. Source: wordnet

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blood oxygen saturation pulse changes device directly indirectly measuring medical monitors opposed oximeter producing sample skin volume

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pulse counter pulse generator pulse height analyzer pulse modulation pulse rate pulse timing circuit pulse-time modulation

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