Acupuncture Points Notebook

: Duidan : Extremity of the Mouth

Du-27 : Extraordinary Governing Vessel 27

On the midline, at the junction of the margin of the upper lip and the philtrum.

Oblique insertion directed superiorly 0.2 - 0.3 cun.

TCM Actions:
Clears heat, generates fluid and benefits the mouth
Calms the spirit

TCM Indications:
  • Ulceration of the mouth, foul breath, pain of the gums, dry tongue, wasting and thirsting, disorder with much drinking, swelling and stiffness of the lips, ceaseless nosebleed, nasal congestion.
  • Mania-depression, epilepsy, lockjaw.
  • Dark urine, vomiting of foam.

    Superficial Innervation: Maxillary branch of trigeminal nerve (CN V2)
    Dermatome Segment: CN V2 maxillary branch of trigeminal

    Reference Notes: (click to display)