Jian, shoulder; yu, corner.
The point is at the corner of the shoulder.
Directly below the anterior border of the acromion, where a depression forms when the arm is fully abducted.
- (1) to treat diseases in the shoulder joint.
- (2) to treat aches of the upper extremities and paralysis, often used with Quchi and Hegu.
- (1) puncture perpendicularly downward.
- (2) puncture obliquely upward, forming a 50 angle with the skin.
- (3) perpendicularly 0.8-1.5cun.