Flow Restriction Principle approach to noninvasive arterial blood pressure determination

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Flow Restriction Principle approach to noninvasive arterial blood pressure determination -- a method for highly accurate waveform recording.

For Illustration of Principle, click here

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The Flow Restriction Principle for accurate recording of the blood pressure waveform was first described in 1981:

Aaslid R, Brubakk AO. Accuracy of an ultrasound Doppler servo method for noninvasive determination of instantaneous and mean arterial blood pressure. Circulation. 1981;64:753-9 Abstract Full text

Conventional Ultrasound Doppler Method for Systolic Blood Pressure Determination

The animated simulation of this method is found here. Note that JavaScript enabled is required.

Updated March, 2013