Medical device for assessing intravascular blood volume and technique for using the same
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United States of America Patent
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Jul 17, 2012
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app pub date -
Mar 25, 2009
filing date -
Mar 25, 2009
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Abstract
Embodiments of the present invention relate to a system and method for determining a physiologic parameter of a patient. Specifically, embodiments of the present invention include methods and systems for correcting a pulse oximetry plethysmographic waveform variability measurement based on parameters that may influence the waveform variability. The corrected measurement may be used to estimate intravascular blood volume and/or fluid responsiveness of a patient.
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