[Origin]
Tong, Tongda; Tian, refers to the top of the head. The cave is located on the top of the head, where the foot greater yang bladder meridian (BL) leads to the top Baihui (GV20) point, hence the name. Also known as Tianjiu (Zhenjiu Jiayi Jing), jiu means depression, which refers to acupoint.
[Location]
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Tongtian acupoint
(quoted from "Meridians and Acupoints")
In front of the headhairline 4 inches straight above the center and 1.5 inches to the side, when Chengguang (BL6) 1.5 inches back.
- Zhenjiu Jiayi Jing: "One inch and five minutes after Chengguang (BL6)";
- Leijing Tuyi >: "One day is one and a half inches away from Baihui (GV20)", then it is determined to be 1.5 inches away from Baihui (GV20).
[Anatomy]
- Muscle: galea tendon membrane.
- Nerve: branches of the greater occipital nerve.
- Vessel: anastomotic network of superficial temporal artery and vein and occipital artery and vein.
[Manipulation]
Subcutaneous insertion 0.3~1 inch. Generally no moxibustion is used.
[Efficacy]
dispelling wind.
- Classical: severe headache, stuffy nose, sinusitis, excessive nasal discharge, no smell, partial wind, crooked mouth and eyes, nuchal pain, vertigo, wheezing, hyperthyroidism, facial swelling, tinnitus, bluish blindness ( optic atrophy), syncope, temporarily suspended.
- Modern: sinusitis, rhinitis, hypertension, sequelae of wind stroke, enuresis, heel pain.
[Recipe]
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