Pinyin: Jiě Xī
At the junction of the dorsum of the foot and leg, between the tendons of extensor digitorum and the extensor hallucis longus muscle. Approximately at the level of the tip of the external malleolus.
The tendon of the extensor hallucis longus muscle gets more obvious when the big toe is extended against resistance.
Located Jiexi ST-41 lateral to this tendon, in an distinct depression on the level of the tip of the lateral malleolus and ankle joint space.
0.5–1 cun vertically or obliquely deep to the tendons in a medial direction towards Shangqiu SP-5 or in a lateral direction towards Qiuxu GB-40.
Caution: Tibial artery/vein/nerve lie deep to this point.
Jiexi ST-41's main function is to treat Painful Obstruction Syndrome caused by Damp-Cold invasion, especially in ankles, knees or foot. Actually, it is widely indicated for multiple sclerosis that the patient has difficult to walk.
On the other hand, it also clears Stomach Heat, characterized by epigastric pain, headache, sore throat and thirst.
Finally, it calms the Mind by descending Heat from the head. Typical manifestations are manic behavior, agitation, weeping, fright and hallucination.