《黄帝内经·灵枢·官针》
合谷刺法，就是在患处中间正刺一针，左右两侧各斜刺一针，呈鸡足一样的形状，并将针刺入到分肉之间的针刺法，用以治疗肌痹病。因为脾主肌肉，所以这是和脾脏相应的针刺法。
四曰合谷刺，合谷刺者，左右鸡足，针于分肉之间，以取肌痹，此脾之应也。
Hegu acupuncture method is to puncture a needle in the middle of the affected area, slant a needle on each side, forming a shape like a chicken's foot, and puncture the needle into the intermuscular acupuncture method, which is used to treat muscle paralysis. Because the spleen is主肌肉, this is an acupuncture method corresponding to the spleen.