LOCATION
On the ulnar side of the ring finger, approximately 0.1 cun from to the corner of the nail.
Features
Jing/Well Point
Body Inches (cun)
Each person has his/her own personal body inches.
One cun is equal to the width of the Knuckle of the thumb.
Nerves, vascular
The ulnar nerve refers to the palmar intrinsic nerve, and refers to the arterial and venous network formed by the palmar intrinsic arteries and veins.
Indication
Headache，pharyngolaryngitis，conjunctivitis，cornea white spot；cerebral vascular disease，fever，childCV indigestion.
Combinations
Swelling and sore throat：TE 01 & LU 11 &SI 01.
Heat stroke：TE 01 & GV 26 & PC 08.
Fever no sweat：TE 01 & GB 20 & LI 01.
Stiff tongue impeding speech：GV 15 & TE 01.
ChildCV fever and muscular spasm ：SP 15 & TE 01.
穴位
在手無名指末節尺側，距指甲角0.1寸處。
特點
井（金）穴。
同身寸
針灸取穴比量法。出自《千金要方》。
是指以患者本人體表的某些部位折定分寸，
作为量取穴位的長度單位。
穴區神經血管
尺神經的指掌側固有神經，指掌側固有動、靜脈形成的動、靜脈網。
適應症
頭痛，喉炎，結膜炎，角膜白斑等症；腦血管病、熱病、小兒消化不良等。
穴位配伍療法
咽喉腫痛：1.關衝 2.少商3.少澤
中暑：1.關衝 2.人中 3.勞宮
熱病無汗：1.關衝 2.風池 3.商陽
舌緩不語：1.啞門 2.關衝。
小兒熱病反張：1.大橫 2.關衝