Invention Grant
US08423108B2 Device and system that identifies cardiovascular insufficiency 有权
识别心血管功能不全的装置和系统

Device and system that identifies cardiovascular insufficiency
Abstract:
A system and method for identifying volume status of a patient are disclosed. A pulse density signal is recorded from the patient. The pulse density signal is filtered to capture a respiration sampling period and a plurality of cardiac cycles occurring during the respiration sampling period. Mean pulse pressure and peak blood flow velocity for the respiration sampling period are calculated and are used as indices of volume status of the patient.
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