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近年来的工作表明,针刺镇疼信息主要通过深部神经传入中枢。进一步的问题是:在深部神经中,究竟那些神经纤维同针刺镇疼信息的传入有关?这方面的工作结果未尽一致。我教研组过去曾证明,电针家兔“内关区”,对伤害性刺激引起的肱二头肌反射性肌电有抑制作用。前人曾报告,不同直径的神经纤维对普鲁卡因有不同的敏感性,细纤维的传导阻滞一般发生在粗纤维之前。本工作利用上述镇疼模型,以普鲁卡因阻滞正中神
In recent years, the work shows that acupuncture analgesic information mainly through the deep nerve afferent center. A further question is: What are the nerve fibers in the deep nerves involved in the introduction of acupuncture analgesia? The results of this work are not consistent. I taught the research group in the past had proved that the electro-acupuncture rabbit “Neiguan District”, on the nociceptive stimulation of biceps reflex myoelectric inhibitory effect. It has been previously reported that nerve fibers of different diameters have different sensitivities to procaine, and the conduction of fine fibers usually occurs before the crude fiber. This work utilizes the above model of pain in the town, with procaine block the median god