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GB-19 Naokong (腦空) — Brain Hollow
Depth
00.3–0.5 cun3.0
Transverse insertion
Precautions
No special precautions.
Location (classical)
In the occipital region, directly superior to GB-20, at the level of GV-17 (upper border of the external occipital protuberance).
How to find it (practical)
Seated or in ventral decubitus, locate the point 2.25 cun lateral to Nao Hu (GV-17) or 1.5 cun above the Feng Chi point (GB-20).
Anatomy
Occipitalis muscle. Innervated by the greater occipital nerve. Occipital artery.
Needling
Transverse (subcutaneous) insertion, 0.3–0.5 cun.
Etymology
Nao (脑), brain; Kong (空), cavity, depression. The point is located in the depression lateral to the occipital bone.
CLASSICAL SOURCEJia Yi Jing
Clinical Relations
Adjacent Points on the Meridian