In vivo whole-field blood velocity measurement techniques

• DOI: 10.1007/s00348-007-0276-4
• Publication Date: 2007-02-28T09:26:11Z
• Authors: Peter Vennemann; Ralph Lindken; Jerry Westerweel
• Keywords: Velocimetry; Particle tracking velocimetry; Microscale chemistry; Acoustic Doppler velocimetry; Temporal resolution

In this article a number of whole-field blood velocity measurement techniques are concisely reviewed. We primarily focus on optical for in vivo applications, such as laser Doppler velocimetry (including time varying speckle), speckle contrast imaging and particle image tracking). also briefly describe nuclear magnetic resonance ultrasound velocimetry, two that do not rely access, but importance to measurement. Typical applications methods perfusion monitoring, the investigation instantaneous flow patterns, derivation endothelial shear stress distributions from fields, volume rates. These require individual treatment terms spatial temporal resolution measured components. The requirements further differ macro-, meso-, microscale flows. review we classify those present satisfy them.