Extra Points: Back (EX-B)

Shiqizhuixia EX-B-8

Chinese: 十七椎下

Pinyin: Shí Qī Zhuí Xià

Location

This point is directly below the spinous process of the 5th lumbar vertebra (L5). 

How to locate

Locate the Tufffier's line, which connects the two most superior points on the iliac crest. It generally intersects with the spinous process of the 4th lumbar vertebra (L4).

Then palpate in an inferior direction to the next vertebra (L5) and locate Ex-B-8 below the border of its spinous process, at the lumbosacral joint.



Main actions

  1. Tonifies the Kidneys
  2. Opens the channel locally

Needling

0.5–1 cun vertically to the skin or obliquely in an inferior direction.