Acupuncture Points Notebook

Location Guides:

: Xiajuxu : Lower Great Void

St-39 : Foot Yangming Stomach 39

Lower He-Sea point of the small intestine
Point of the Sea of Blood
One of the "59 piercings" for clearing Heat in Su Wen Ch. 61

On the lower leg, 3 cun inferior to Shangjuxu St-37, and 1 cun inferior to Tiaokou St-38, one fingerbreadth lateral to the anterior crest of the tibia.

Perpendicular or oblique insertion 1 - 1.5 cun

TCM Actions:
Moves small intestine qi and transforms stagnation
Regulates and harmonises the intestines and clears damp-heat
Activates the channel and alleviates pain

TCM Indications:
  • Lower abdominal pain, lumbar pain that radiates to the testicles.
  • Diarrhoea, diarrhoea containing undigested food, dysenteric disorder, pus and blood in the stool, insufficiency of the Small Intestine qi, dark urine.
  • Breast abscess, manic raving, sudden fright, drooling, dry lips, throat painful obstruction, absence of sweating, no pleasure in eating, pallor.
  • Painful obstruction and atrophy disorder of the lower limb, hemiplegia of the leg, atrophy disorder of the foot, pain of the heel, extreme sensation of cold and heat in the shoulder, heat sensation in the area between the ring and little fingers, burning sensation in front of the ears.

    Superficial Innervation: Lateral femoral cutaneous nerve of the calf (L4 - S1)
    Dermatome Segment: L5
    Deeper Structures: Deep fibular (peroneal) nerve (L4 - S1)

    This point is also on the 5th trajectory of the Chong mai relating to digestive functions (Yuen, 2005, The Extraoridinary Vessels).

    The "59 piercings" are named in the Su Wen Ch. 61 and mentioned in Su Wen Ch. 32 and Ling Shu Ch. 23 for treating Heat diseases. This point along with Qichong St-30, Zusanli St-36 and Shangjuxu St-37 clear Heat from the stomach.

    In Tung acupuncture the Si Hua Zhong (77.09), Center Four Flowers, point is located in between this point and Shangjuxu St-37, 4.5 cun below Si Hua Shang (77.08) at Zusanli St-36, at the border of the tibia instead of one fingerbreadth lateral. It is indicated for problems of the Stomach channel including respiratory, cardiac and digestive illness as well as pain (Chu, 2015).

    Reference Notes: (click to display)