Research Article

Effects of Acupuncture Applied to Sanyinjiao with Different Stimuli on Uterine Contraction and Microcirculation in Rats with Dysmenorrhea of Cold Coagulation Syndrome

Figure 7

Blood flow classification. (A) Level 0, blood flow is fast, smooth cords, no or microparticles; (B) level I, flow faster, has obvious grainy; (C) level II, blood flow is slow, a sand-like, flow slowly; (D) level III, stagnant blood flow or not visible.
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