Location
( GV-9 Reaching Yang ZHIYANG - Acupuncture Points ) On the midline, below the spinous process of the 7th thoracic vertebra (T7).

How to find
Find T7 and locate GV-9 on the midline, below its spinous process. Or: Use the Tuffier’s line for reference. Locate T7 by counting up from L4 and there locate GV-9 on the midline, below the spinous process.
Located on the same level are a point of -- Ex-B-2/BL-17/BL-46 (0.5/1.5/3 cun lateral to the midline).

Needling
0.5–1 cun strictly vertically to the skin or obliquely in an inferior direction, with the patient’s back straight or flexed in order to avoid puncturing the spinal canal. Oblique insertions should only be carried out by experienced practitioners, as in small persons (irrespective of their body weight), the spinal canal may be reached after only 1.25 cun.

Actions/Indications
Strengthens the Spleen and eliminates Dampness
Clears Damp-Heat from the Middle Burner
Harmonises the Upper Burner