BL51 Huangmen (Vitals Gate)

肓門huāng ménHuangmen

Bladder Meridian

Location of acupuncture point BL51 Huangmen (Vitals Gate)
16
Indications
6
Protocols
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Location

3 thumb widths lateral to the GV05 at the level of the lower border of the spinous process of the 1st lumbar vertebra.

Cautions

Avoid deep perpendicular needling due to risk of pneumothorax.

Indications

Conditions for which BL51 is listed as indicated. An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Arthritis Sacroiliac JointBenefit BreastsBenefit DigestionConstipationBreast DisorderGastrointestinal DisorderBreast FullnessHardness Below HeartInjury Sacroiliac JointMyalgia Back Long ExtensorsLower Back PainBreast PainUpper Stomach PainJoint Sacroiliac PainStomach Ache Stagnation

Protocols using BL51

  • Leg Pain, Buttock Pain, Low Back Pain, Stenosis Lumbar Spinal, Claudication Neurogenic, Gait DisturbanceSP09, BL23, BL25, BL32, BL39, BL40, BL51, BL52, BL54, BL57, BL60, GB30, GB34, GB39, GV03 (doi:10.2147/JPR.S438219)
  • Leg Pain, Buttock Pain, Low Back Pain, Stenosis Lumbar Spinal, Claudication Neurogenic, Gait DisturbanceBL23, BL32, BL39, BL51, BL52, BL54, BL57, GB30, GB34, GB39, GV03 (doi:10.2147/JPR.S438219)
  • Leg Pain, Buttock Pain, Low Back Pain, Mobility Reduced, Spinal Stenosis Lumbar, Neurogenic ClaudicationSP09, BL23, BL25, BL32, BL39, BL40, BL51, BL52, BL54, BL57, BL60, GB30, GB34, GB39, GV03 (doi:10.1016/j.imr.2025.101204)
  • Leg Pain, Low Back Pain, Spinal Stenosis Lumbar, Neurogenic ClaudicationSP09, BL23, BL25, BL32, BL39, BL40, BL51, BL52, BL54, BL57, BL60, GB30, GB34, GB39, GV03 (doi:10.1016/j.imr.2025.101204)
  • Leg Pain, Low Back Pain, Spinal Stenosis Lumbar Degenerative, Claudication NeurogenicSP09, BL23, BL25, BL32, BL39, BL40, BL51, BL52, BL54, BL57, BL60, GB30, GB34, GB39, GV03, XB02L1, XB02L2, XB02L3, XB02L4, XB02L5 (doi:10.1016/j.imr.2025.101204)
  • Fracture Back PainBL23, BL24, BL25, BL26, BL40, BL51, BL52, BL60, GB34 (백승원 et al.. 골절에 침 치료를 적용한 2013년 이후 증례보고 문헌고찰. 한방재활의학과학회지, 2021)

Most often selected alongside BL51

How many sourced protocols in the index pair each point with BL51. Corpus frequency, not a combination to use.

  • BL23Kidney Shu Point6 protocols
  • BL52Willpower Room6 protocols
  • GB34Yang Mound Spring6 protocols
  • BL25Large Intestine Shu Point5 protocols
  • BL32Second Bone Hole5 protocols
  • BL39Outside Of The Crease5 protocols
  • BL40Middle Of The Crease5 protocols
  • BL54Lowermost In Order5 protocols
  • BL57Mountain Support5 protocols
  • BL60Kunlun (Mountains)5 protocols
  • GB30Jumping Circle5 protocols
  • GB39Suspended Bell5 protocols