Zhenjiu Jiayi Jing: "hand jueyin, foot shaoyang meeting"; Zhenjiu Juying author: "hand foot jueyin, Shaoyang meeting". Lingshu‧Weiqi: "The palm of the hand is marked three inches below the armpit." One is called pericardial alarm point.

[Origin]

Tian refers to the upper part; Chi refers to a pool. The cave lives next to the chest and breasts, hence the name.

[Location]

Tianchi (PC1) acupoint
(quoted from "Meridians and Acupoints")

• Lingshu‧Benshu: "armpit three inches";
• Zhenjiu Jiayi Jing: "In One inch behind the breast, three inches under the armpit, touching the ribs. "

[Anatomy]

• Muscles: pectoralis major, pectoralis minor, deep internal and external muscles of the fourth rib. (The deep layer is the lungs)
• Nerves: Muscular branches of the prethoracic nerve and the fourth intercostal nerve.
• Vessels: Thoracic and abdominal wall veins, lateral thoracic arteries and veins.

[Manipulation]

Oblique insertion or transverse insertion 0.3 to 0.5 inches to the outside, not too deep to avoid pneumothorax. moxa cone moxibustion 3 to 5 times, moxa stick warm moxibustion for 10 to 15 minutes.

[Efficacy]

Broadens the chest and reduces swelling.

• Classical: hypochondriac pain, cough, shortness of breath, sounds in the chest, ringing in the throat, headache, Rebing inability to sweat, scrofula, armpit swelling and pain, inability to lift limbs, arm pain , The eyes are unclear.
• Modern: angina pectoris, myocarditis, mastitis, insufficient milk secretion, intercostal neuralgia.

[Recipe]

• Axillary swelling: Weiyang (BL39), Tianchi (PC1).