Figure 30-15 Noninvasive blood pressure measurement. Using the signal from the arterial pulse, oscillometric blood pressure measurements are obtained by determining the point at which the signal is first detected, its maximal amplitude, and the signal decay rate.[8] (Adapted from Ehrenwerth J, Eisenkraft J: Anesthesia Equipment: Principles and Applications. St Louis, Mosby-Year Book, 1993.)


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