Points Database

Location Guides:

: Dicang : Earth Granary

St-4 : Foot Yangming Stomach 4


Meetings:
Meeting of Stomach with Large Intestine, Yang Qiao Mai, Ren Mai, Stomach Divergent and Spleen Divergent

Location:
0.4 cun lateral to the corner of the mouth

Needling:
Transverse insertion to join with such points as Jiache ST-6, Yingxiang L.I.-20, Chengqiang Ren-24, etc

TCM Actions:
Eliminates wind from the face
Activates the channel and alleviates pain

TCM Indications:
  • Deviation of the mouth, pain of the cheek, trigeminal neuralgia, drooling, food and drink leak out of the mouth, numbness of the lips and face, toothache, contraction of the facial muscles, loss of speech.
  • Ceaseless movement of the eyeball, inability to close the eye, twitching of the eyelids, itching of the eye, blurring of distant objects, night blindness.
  • Atrophy disorder with inability to walk, swelling of the leg, inability to eat.

    Neuroanatomy:
    Superficial Innervation: Depending on direction of needling: mental (inferior) or buchal (lateral) branches of mandibular nerve, or infraorbital (superior) branch of maxillary nerve
    Dermatome Segment: CN V3 mandibular branch of trigeminal

    Notes:
    This point would also be on the upper trajectory of the Chong mai in Jeffrey Yuen's descriptions (Yuen, 2005, The Extraordinary Vessels).

    The trigger point location for zygomaticus major would lie slightly superior to this point, between Juliao St-3 and Dicang St-4 (Travell & Simons, 1998, Trigger Point Manual)

    Lad and Durve (2008) in Marma Points of Ayurveda call this point Chibuka and associate it with Bodhaka Kapha, Prana Vayu and Apana Vayu.

    They give the following functions:
    - Regulates Bodhaka kapha and salivary secretions
    - Promotes appetite and improves digestion
    - Improves facial colour complexion, relieves facial pain
    - Balances apana vayu

    In Tibetan medicine:
    Moxa point (AMNH, Tibetan Medical Paintings)


    Reference Notes: (click to display)