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Yingchuang ST₁₆

Ying, refers to the area on both sides of the front chest, where the pectoralis major muscle bulges; window, refers to the orifice. The point is located near the nipple on the chest, hence the name.

Zhenjiu Jiayi Jing.

On the chest, 4 cun lateral to the anterior median line, in the depression of the third intercostal space, above the nipple, level with Yutang (CV18), approximately at the lower 1/4 point of the line connecting the midpoint of the clavicle (Qihu (ST13)) and the nipple (Ruzhong (ST17)).

• Zhenjiu Jiayi Jing: "1.6 cun below Wuyi (ST15)";
• Xunjing Kaoxue Bian: "Level with Yutang (CV18)".

• Muscles: Pectoralis major; deep layer is the third intercostal internal and external muscles.
• Nerves: Branches of the anterior thoracic nerve.
• Vessels: Lateral thoracic artery and vein.

Subcutaneous insertion 0.5～0.8 cun. Moxa cone moxibustion 3～5 cones, moxibustion with moxa stick 5～10 minutes.

Regulates qi and promotes lactation.

• Classical: Asthma, cough, chills and fever, chest fullness and shortness of breath, restless sleep, swelling and pain in the chest and hypochondrium, acute mastitis, intestinal hernia pain, lip swelling, borborygmus and diarrhea, chest obstruction and abscess.

• Lip swelling: Yingchuang (ST16), Taichong (LR3).
• Acute mastitis: Yingchuang (ST16), Ruzhong (ST17), Rugen (ST18), Juxu Xialian (LI8), Taichong (LR3), Fuliu (KI7).