SJ4 (Sanjiao 4) - Acupuncture Point Information

Chinese Name: Yangchi
English Name: Yang Pool

Location: At the junction of the ulna and carpal bones, in the depression lateral to the tendon of the muscle extensor digitorum communis.


Yuan-Source point of the Sanjiao channel.


Relaxes the sinews/tendons, clears the channels, relieves Heat, reinforces the Sanjiao, promotes the function of Chongmai and Renmai, special effects on rheumatism of the wrist.

Primary Indications:

Wrist pain, shoulder and arm pain.

Secondary Indications:


Tertiary Indications:

Deafness, thirst/dry mouth, diabetes, common cold, tonsillitis, retroversion of uterus.

Other Indications:

Eyes red and swollen, cold fingers, nervous spasms and paralysis of forearm muscles, degenerative diseases.


This information is from the book Acupuncture Point Dynamics and has been used with permission from the author John McDonald.

View other points on the Sanjiao channel:

(SJ1, SJ2, SJ3, SJ4, SJ5, SJ6, SJ7, SJ8, SJ9, SJ10, SJ11, SJ12, SJ13, SJ14, SJ15, SJ16, SJ17, SJ18, SJ19, SJ20, SJ21, SJ22, SJ23)

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