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Seeing deep blood flow with sound and laser light

by Editor December 1, 2023, 1:40 pm 1.6k Views

a, Schematic of the imaging system. Light from a laser is delivered to the blood vessel region via a fibre bundle. Photoacoustic waves are generated and then detected by the ultrasonic probe. Photoacoustic signals are streamed to the computer through the DAQ module. b, Effect of blood heterogeneity on the visibility of the signals arising from the lumen region of the…

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