Abstract
There are highly significant differences in the measuring results of arterial
blood velocity between the indicator and laser-Doppler techniques (up to 800\%). A
new measuring procedure for the analysis of indicator dilution curves was
developed based on indicator model and experimental results. The use of this new
measuring procedure results in reduced mean systematic error between the
indicator and laser-Doppler techniques to values around 10\%. With the
introduction of adaptive measuring arrays for the creation of indicator dilution
curves and the application of adaptive algorithms for centering and spectral
normalizing of the dilution curves, improved reproducibility can be expected.
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