"Tian" (天), the upper part; "quan" (泉), spring or source of water. The point is located on upper arm, connecting to Tianchi (PC1), with meridian qi descending and surfacing like a spring.

bubble_chart Location

Tianquan (PC2) acupoint
(adapted from "Meridians and Acupoints")

Located on the inner side of upper arm, 2 cun below anterior axillary fold, in the depression between long and short heads of biceps brachii muscle.

• Zhenjiu Jiayi Jing: "Below armpit, 2 cun from arm";
• Zhenfang Liuji >: "Located between upper arm muscles";
• Xunjing Kaoxue Bian: "2 cun down from the midpoint of armpit crease".

bubble_chart Anatomy

• Muscles: between long and short heads of biceps brachii, brachialis muscle, coracobrachialis tendon.
• Nerve: medial brachial cutaneous nerve, musculocutaneous nerve.
• Vessels: muscular branches of brachial artery and vein.

bubble_chart Manipulation

Perpendicular insertion 0.5~1 cun. Moxibustion with moxa cone 3 to 5 times, moxibustion with moxa stick for 10 to 15 minutes.

bubble_chart Efficacy

Calm mind, soothe chest.

• Classical: heart pain, palpitation, fullness and pain in chest and hypochondria region, coughing with counterflow of qi, dizziness, stony edema, shoulder and back pain, arm pain, foot pain with inability to walk, blurred vision.
• Modern: angina pectoris, upper arm paralysis.

bubble_chart Combinations

• Shoulder and arm pain: Tianquan (PC2), Wangu (SI4).