BL 52 (Chinese name: zhishi )

Nov 8, 2021 | Acu point

How to find

Place both hands superior or lateral to the highest points of the iliac crest, joining the thumbs in the middle above the spine. In most cases, this line intersects with the spinous process of L4 (note: this varies depending on the patient’s position). From there, count upward to the lower border of the spinous process of L2 and, on this level, locate BL-52 3 cun in a lateral direction.Located on the same level are GV 04 (Gate of Life) (on the midline), a point of Ex-B-2 (0.5 cun lateral to the midline) and BL 23 (Kidney Shu) (1.5 cun lateral to the midline).


3 cun lateral to the posterior midline, on the level of the lower border of the spinous process of the 2nd lumbar vertebra (L2).


  • Tonifies the Kidneys and Essence (jing), regulates urination
  • Benefits the lumbar region


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