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METHOD FOR DETERMINING THE TIME DIFFERENCE BETWEEN MOMENTS OF PASSING THE SAME PULSE WAVE TO TWO DISTINCT MEASUREMENT POINTS OF AN ARTERIAL NETWORK OF A LIVING BEING AND ESTIMATING ITS AORTIC PRESSURE
METHOD FOR DETERMINING THE TIME DIFFERENCE BETWEEN MOMENTS OF PASSING THE SAME PULSE WAVE TO TWO DISTINCT MEASUREMENT POINTS OF AN ARTERIAL NETWORK OF A LIVING BEING AND ESTIMATING ITS AORTIC PRESSURE
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机译:确定通过脉动波到生活神经网络的两个不同测量点之间的时间差并估算其主动脉压力的方法
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摘要
The invention relates to a method for determining the time difference between the instants of passage of the same pulse wave at two different measurement points (M1, M2) of an arterial network of a living being, comprising the steps of: a) placing a pressure sensor (14, 16) at each measurement point of the arterial network, b) recording the evolution over time of the arterial pressure wave at each measurement point; of the two recordings said time shift, characterized in that the step of deducing the time shift comprises the steps of: c1) determining, for a first recording, a first instant (t1)) of appearance of the pulse wave in identifying the foot of the pulse wave, c2) determining, for the second recording, a second instant (t2) of occurrence of the same pulse wave by identifying, in the second record, the appearance of the corresponding portion of the pulse wave, c3) calculate the decal time from the instants t1 and t2 determined on the first and second records. / P
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