Points Database

Location Guides:

: Qianding : In Front of the Crown

Du-21 : Extraordinary Governing Vessel 21

Classifications:
One of the "59 piercings" for clearing Heat in Su Wen Ch. 61

Location:
At the top of the head on the midline, 1.5 cun directly anterior to Baihui Du-20 and 3.5 cun posterior to the anterior hairline.

Needling:
Transverse insertion 0.5 - 1 cun

Warning:
This point should not be needled in infants whose fontanelle has not yet closed.


TCM Actions:
Eliminates wind and treats convulsions
Benefits the head

TCM Indications:
  • Head wind, visual dizziness, wind epilepsy, childhood fright epilepsy, acute and chronic childhood fright wind, clonic spasm.
  • Pain and swelling of the vertex, swelling and redness of the face, oedema, aversion to wind-cold, copious clear nasal discharge.

    Neuroanatomy:
    Superficial Innervation: Ophthalamic branch of trigeminal nerve (CN V1)
    Dermatome Segment: CN V1 ophthalamic branch of trigeminal

    Notes:
    The "59 piercings" are named in the Su Wen Ch. 61 and mentioned in Su Wen Ch. 32 for treating Heat diseases. This point along with Shangxing Du-23, Xinhui Du-22, Baihui Du-20 and Houding Du-19 clear Heat from counterflow in the Du channel.
    Ling Shu Ch. 23, On Heat Diseases, gives a different set of "59 Piercings but includes 5 points on either side 3 or 4 cun above the hairline which would be to either side of this point.

    Ling Shu Ch. 24, On Counterflow Diseases, seems to employs this set of points in treating headache, dizziness and heaviness of the head. It advises draining from the five points on each of the five channels on the top of the head, including this point, followed by the hand Shaoyin and then foot Shaoyin.

    Location of the yin wei mai in Zhang Boduan's Book of the Eight Vessels on alchemical working (Wang Mu, 2011, Foundations of Internal Alchemy)

    In Mayan medicine:
    Combined with Houding Du-19 and Luoque Bl-8 to form a cross used to treat asthma and late closure of the fontanel (Garcia, Sierra, Balam, 1999: Wind in the Blood)

    Lad and Durve (2008) in Marma Points of Ayurveda call this point Brahmarandhra and associate it with Sadhaka Pitta, Prana Vayu, Tarpaka Kapha and Udana Vayu.

    They give the following actions:
    - Regularizes sadhaka pitta functions
    - Relieves headaches
    - Facilitates optimal pituitary gland functions
    - Regulates frontal lobe activity
    - Improves cerebral circulation and CSF circulation
    - Promotes creativity and intelligence, stimulates memory
    - Calms the mind, transforms feelings and emotions into pure consciousness

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


    Reference Notes: (click to display)