UB-52 (Zhi Shi)


Chinese Name:

Zhishi 志室

English translation:

Will Power Chamber


On the lower back, 3.0 cun lateral to the lower border of the spinous process of the 2nd lumbar vertebra.


  • Seminal emission, lin syndrome, low back pain and stiffness.
  • Impotence, prostatitis, edema, nephritis, poor digestion, vomiting, genital swelling/pain/sores, cholera, enuresis, fullness/pain in sides.
  • Cannot swallow food, abdominal distension, irregular menstruation, eczema of the scrotum, genital disorders, genitourinary diseases, paralysis of lower limb.


Tonifies the kidneys, benefits urination, strengthens the low back.


UB 52 is the outer Back-Shu of the Kidney. Its special feature is that it helps treat the psychological/spiritual aspect of the Kidney. It is usually used to strengthen will power.


Oblique insertion .5 - .8 cun.

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