Laser speckle blood flow imaging enhancement method
A technology of laser speckle and blood flow, applied in the field of biomedical signal processing, can solve the problems of ignoring two-dimensional signal correlation, long processing time, and unsatisfactory results
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[0031] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the following embodiments specifically illustrate the flow, specific operation methods and principles of the laser speckle blood flow imaging enhancement method of the present invention in conjunction with the accompanying drawings.
[0032] figure 1 The principle of the image acquisition system laser speckle blood flow imaging system involved in the embodiment of the present invention
[0033] Block diagram (1: Laser 2: Plane mirror 3: Beam expander 4: Stage 5: CCD camera 6: Computer).
[0034] 1. Use a laser speckle blood flow imaging device (as attached figure 1 shown) to collect the speckle image f(x, y), and the image size is 512(M)×512(N). In the experiment, the bionic hose was used as the material of the simulation experiment, and the rat cerebral cortex was selected for sampling in the in vivo experiment. The collected hose (cerebra...
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