Water, current; Tao, channel. The acupoints have the functions of dredging and regulating water passage. Tongren acupoint acupuncture and moxibustion Tu Jing is said to treat: cold in the bladder, triple energizer heat, and difficulty in urination. "Hence the name.

[Location]

Shuidao (ST28) acupoint
(quoted from "Meridians and Acupoints")

• Zhenjiu Jiayi Jing: "Three inches under Daju (ST27)", Daju (ST27) Error due to Tianshu (ST25);
• Xunjing Kaoxue Bian: "One inch under Daju (ST27)";
• Zhenjiu Fengyuan: "It is level with the foot shaoyangWushu (GB27) point, three inches below the navel."
• Donggong Anmo Mijue: "Open two inches on each side of the Guanyuan (CV4) point."

[Anatomy]

• Muscles: Rectus abdominis and its sheath.
• Nerve: Twelfth intercostal nerve.
• Blood vessels: branches of the twelfth intercostal artery and vein, and the inferior epigastric artery and vein on the outside.

[Manipulation]

Perpendicular insertion or oblique insertion 1～1.5 inches. moxa cone moxibustion 5 ~ 7 strong, moxibustion with moxa stick 10 ~ 20 minutes.

[Efficacy]

Diuretic, reduce swelling, regulate menstruation.

• Classical: small abdominal distension and fullness, inguinal hernia, coldness in the bladder, triple energizer heat, difficulty in urination, pain in the vagina, menstruation, lumbar pain, cervical orifice coldness in the patella, Strong spine.
• Modern: nephritis, bladder inflammation, urinary retention, abdominal retention of water, testicularitis.

[Recipe]

• Strong spine: Shuidao (ST28), Jinsuo (GV8).