Verscienta
GB18

Chengling

Star

承靈 (Chénglíng) — Spirit Support

Gallbladder channel · point 18

Not yet clinically reviewed

Meeting point of the Gallbladder channel with the Yang Wei Mai

Traditionally used for

  • Headaches
  • Dizziness
  • Nose & throat
  • Cough & breathing
  • Colds & fever
  • Mood & calm

Location

On the head, directly above the centre of the pupil, 4 cun within the anterior hairline, 1.5 cun posterior to GB17, level with BL7.

How to locate: Find GV20 at the vertex, 5 cun behind the anterior hairline; on the pupil line (about 2.25 cun from the midline) the point is 1 cun in front of the level of GV20, 4 cun within the hairline and level with BL7.

Distances are in cun, a proportional unit — how to measure.

Body map, back: GB18 · Head & face
Fig. — GB18 · Head & face After Albinus, 1747
Body map, back: GB18 · Head & face

GB18 · Head & face · Albinus, Tabulae sceleti et musculorum, 1747

The skull, from the front — Gray's Anatomy plate
The skull, from the front Gray's Anatomy, 1918
The skull, from the front — Gray's Anatomy plate

The skull, from the front · Gray's Anatomy, 1918

3D view

3D view not available for this point: its position can't be carried onto the 3D model reliably (it failed a placement check). The 2D maps above show it.

Needling

Cited needling

  1. Transverse insertion
    Depth 0.5–1.5 cun
    skindeeper

    Within the hairline: see the needling note at Hanyan GB4.

Depths describe average adult habitus in the cited population, never a single safe number for the patient in front of you. Palpate and adjust.

Sources (1)
  1. Deadman P, Al-Khafaji M, Baker K. A Manual of Acupuncture. Hove: Journal of Chinese Medicine Publications; 1998 — p. 435 Supports: techniques (names this point)

Site notes · not cited

Depth: 0.3–0.5 cun
Angle: Transverse

Functions

  • Opens the nasal passages
  • Expels wind and calms the spirit

Indications

Nasal congestion, rhinitis and nosebleedheadache and dizzinesscough and asthmafever with chills

Sources

  • World Health Organization. WHO Standard Acupuncture Point Locations in the Western Pacific Region. Manila: WHO Regional Office for the Western Pacific, 2008. (Location.)
  • Focks C, ed. Atlas of Acupuncture. Edinburgh: Churchill Livingstone Elsevier, 2008. (Locating method and actions.)

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