BL29 Zhonglushu (Middle Spine Shu)

中膂俞zhōng lǚ shūZhonglushu

Bladder Meridian

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Location of acupuncture point BL29 Zhonglushu (Middle Spine Shu)
16
Indications
12
Protocols
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Location

1.5 thumb widths lateral to the du mai at the level of the 3rd posterior sacral foramen.

Cautions

Avoid deep perpendicular needling.

Indications

Conditions for which BL29 is listed as indicated. An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Common ColdCold IntestinesAtrophy Kidney DeficiencyDiarrheaShan DisorderAbdominal BloatingDysenterySpine Turning StiffnessImmobility Spine TurningButtock PainButtock Gluteus Maximus Myotome PainRib PainLumbar Spine PainSciaticaSpontaneous SweatingThirsting Excessive

TCM actions

What classical sources say BL29 does in the terms of Chinese medicine theory. These describe the point, not a condition.

Benefit Back Lumbar

Protocols using BL29

  • Back Low Pain, Acute Pain, Referred Pain – LI04, BL29, BL30, BL31, BL32, BL40, BL54, BL58, BL62, KD03, GB30, LV03, GV03, GV04 (doi:10.1186/1745-6215-12-241 ↗)
  • Radiculopathy, Lower-limb Numbness, Lower-back Pain, Radiating Lower-limb Pain, Disc-herniation Lumbar Extruded – BL23, BL24, BL25, BL26, BL27, BL28, BL29, BL30, GB30 (doi:10.3389/fneur.2024.1381292 ↗)
  • Groin Pain, Lower Back Pain, Sacroiliac Pain, Pubic Symphysis Pain, Difficulty Walking, Postpartum Symphysis Pubis Diastasis, Qi Stagnation Blood Stasis – BL23, BL24, BL25, BL26, BL27, BL28, BL29, BL30, BL53, BL54, GB27, GB28 (doi:10.21037/acr-2025-189 ↗)
  • Premature Ejaculation, Sexual Dysfunction – ST36, SP12, SP13, BL23, BL27, BL28, BL29, BL30, BL31, BL32, BL33, BL34, BL47, KD01, KD03, CV04, CV06 (doi:10.4103/0973-6131.113408 ↗)
  • Sciatica, Low Back Pain, Disc Herniation Lumbar – BL23, BL24, BL25, BL26, BL27, BL28, BL29, BL30, GB30 (doi:10.3389/fneur.2024.1381292 ↗)
  • Pubic Symphysis Pain, Postpartum Symphysis Pubis Diastasis – BL23, BL24, BL25, BL26, BL27, BL28, BL29, BL30, BL53, BL54, GB27, GB28 (doi:10.21037/acr-2025-189 ↗)
  • Kidney Yang Deficiency, Kidney Yang Deficiency – BL23, BL29, BL30, KD03, KD07 (Yang Yong-Xuan, clinical point-selection notes)
  • Nocturia, Overactive Bladder, Sleep Disturbance – SP06, BL23, BL29, BL33, BL35 (程觅冉津川阮铄荃胡静顾尤嘉赵小凡陈炳力明树人李璟侯文光. 针刺治疗膀胱源性夜尿症的疗效观察及对特定腧穴红外辐射温度变化的影响. 中国中医药科技 ., 2024 [CNKI])
  • Common Cold, Damp, Dysentery, Tenesmus – ST25, ST37, SP09, BL29, CV06, CV12 (sacredlotus.com ↗)
  • Heat, Damp, Dysentery, Tenesmus – LI04, LI11, ST25, ST37, BL29 (sacredlotus.com ↗)
  • Dysentery, Tenesmus, Appetite Food Resistant, Appetite Food Resistant – ST25, ST37, BL29, PC06, CV12 (sacredlotus.com ↗)
  • Dysentery, Tenesmus – ST25, ST36, ST37, BL20, BL21, BL29, CV04 (sacredlotus.com ↗)

Most often selected alongside BL29

How many sourced protocols in the index pair each point with BL29. Corpus frequency, not a combination to use.

  • BL23Kidney Shu Point7 protocols
  • BL30White Ring Shu Point7 protocols
  • BL27Small Intestine Shu Point5 protocols
  • BL28Bladder Shu Point5 protocols
  • BL24Sea Of Qi Shu Point4 protocols
  • BL25Large Intestine Shu Point4 protocols
  • BL26Original Qi Gate Shu Point4 protocols
  • ST25Celestial Pivot4 protocols
  • ST37Upper Great Hollow4 protocols
  • BL54Lowermost In Order3 protocols
  • GB30Jumping Circle3 protocols
  • KD03Great Stream3 protocols

Other points on the Bladder Meridian

BL01BL02BL03BL04BL05BL06BL07BL08BL09BL10BL11BL12BL13BL14BL15BL16BL17BL18BL19BL20BL21BL22BL23BL24BL25BL26BL27BL28BL30BL31BL32BL33BL34BL35BL36BL37BL38BL39BL40BL41BL42BL43BL44BL45BL46BL47BL48BL49BL50BL51BL52BL53BL54BL55BL56BL57BL58BL59BL60BL61BL62BL63BL64BL65BL66BL67