Encontro da Vesícula BiliarTriplo Aquecedore canal do EstômagoSafeCabeça
Depth
00.3–0.5 cun3.0
Transverse insertion
Precautions
No special precautions.
📍 Location (classical)
On the lateral aspect of the head, within the hairline, at the junction of the upper one-quarter and lower three-quarters of the curved line connecting ST-8 and GB-7.
🧭 How to find it (practical)
Seated with the head at rest or in lateral decubitus. Locate the point 1 cun inferior and posterior to Tou Wei (ST-8). At this site, a slight movement is perceived during chewing.
🔬 Anatomy
Temporalis muscle. Innervated by the auriculotemporal nerve. Branches of the superficial temporal artery.
💉 Needling
Transverse (subcutaneous) insertion, 0.3–0.5 cun.
📜 Etymology
Han (颔), to sway; Yan (厌), to inhibit. The point treats tremors of the head caused by Liver fire.
