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GB-18 Chengling (承靈) — Spirit Support
Depth
00.3–0.5 cun3.0
Transverse insertion
Precautions
No special precautions.
Location (classical)
On the head, 1.5 cun posterior to GB-17, along the line that extends directly posterior to the pupil.
How to find it (practical)
Seated, with the head at rest, locate the point 3.5 cun directly superior to Tou Lin Qi (GB-15), at the level of Tong Tian (BL-7).
Anatomy
Epicranial aponeurosis. Innervated by the greater occipital nerve.
Needling
Transverse (subcutaneous) insertion, 0.3–0.5 cun.
Etymology
Cheng (承), to receive; Ling (灵), spirit. The brain dominates the mind; thus, this point treats neuropsychiatric disorders, calming the head and the mind.
CLASSICAL SOURCEJia Yi Jing
Clinical Relations
Adjacent Points on the Meridian