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PC-2 Celestial Spring
天泉 〔天泉〕 tiān quán
Alternate names: 天湿 tiān shī, Celestial Dampness; 天温 tiān wēn, Celestial Warmth
Channel: PC, hand reverting yīn (jué yīn) pericardium channel
Modern location: An acupoint located on the upper arm, 2 cùn inferior to the level of the anterior axillary fold, between the two heads of the biceps brachii muscle.
Classical location: Two cùn below the armpit fold. The point is located with the arm raised. From
Local anatomy: The muscular branches of the brachial artery and vein. The medial brachial cutaneous nerve and musculocutaneous nerve.
Action: Opens the chest and rectifies qì; nourishes the heart and calms the spirit; quickens the blood, transforms stasis, and relieves pain.
Modern indications: Heart pain; cough;
Classical indications: Heart palpitation; stone water; blurred vision;
Needle stimulus: Needling: 0.3‒0.7 cùn inward oblique or perpendicular insertion. Moxa: 5‒8 cones; pole 5‒10 min.
Point name meaning:
- 天 tiān: celestial, of the heavens; sky; Nature; heaven
- 泉 quán: spring (source of water); name of an ancient coin
The logic of this point name is much the same as that for Celestial Pool (celestial
owes its presence to the point’s location in the upper part of the body, while spring
is a metaphor for the downward flow of qì from this point, much like the flow of water from a mountain spring.
天泉 (tiān quán) is also a star name. See