手针针刺合谷穴得气和疼痛相反的脑边缘叶效应fMRI研究1例
Chinese Imaging Journal of Integrated Traditional and Western Medicine（2012）
Abstract
受试者,男,36岁,身体健康,参加手针针刺右侧合谷穴fMRI试验.
试验1:首先在右侧合谷穴体表实施触觉刺激作为针刺对照实验,采用标准5.88 mm塑料细纤维(von Frey纤维,美国Stoeling公司生产),均匀柔和手动刺激穴位,频率60次/min,fMRI扫描和刺激间隔模式与针刺组相同.刺激后无明显疼痛及酸麻胀重感觉.
试验2:针刺右侧合谷穴,完成扫描后,告知针刺只感觉到尖锐性疼痛,但能忍受,无酸麻胀重感觉.
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