# BL34 Xiahe (Lower Bone Hole) – Bladder Meridian

下髎 · xià hé

Location: On the sacrum medial and inferior to the BL33 just at the 4th posterior sacral foramen.

Cautions: Caution in sacroiliac dysfunction.

Canonical page: https://acuiq.com/points/bl34

## Indications

An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Benefit Back Lumbar, Benefit Back Lumbar, Benefit Defecation, Benefit Defecation, Benefit Legs, Benefit Legs, Benefit Regulate Jiao Lower, Benefit Urination, Benefit Urination, Stomach Rumbling, Stomach Rumbling, Constipation, Diarrhea, Shan Disorder, Shan Disorder, Defecation Problems, Defecation Problems, Urinary Problems, Urinary Problems, Menstrual Cramps, Itchiness, Leucorrhea Green, Leucorrhea Green, Vaginal Discharge, Vaginal Discharge, Lower Abdominal Pain, Lower Abdominal Pain, Lower Back Pain, Lower Back Pain, Coccyx Pain, Coccyx Pain, Genital Pain, Genital Pain, Sacrum Pain, Sacrum Pain, Testicle Pain, Testicle Pain, Vagina Pain, Vagina Pain, Irregular Periods, Period / Menstruation Irregular, Regulate Jiao Lower, Blood in Stool, Blood in Stool, Swelling, Painful Urination, Painful Urination

## Most often selected alongside BL34

Sourced protocols in the index pairing each point with this one. Corpus frequency, not a combination to use.

- BL33 (Middle Bone Hole) – 43 protocols
- BL32 (Second Bone Hole) – 39 protocols
- BL31 (Upper Bone Hole) – 34 protocols
- CV04 (Original Qi Gate) – 16 protocols
- BL23 (Kidney Shu Point) – 15 protocols
- CV06 (Sea Of Qi) – 11 protocols
- SP06 (Three Yin Intersection) – 11 protocols
- CV03 (Central Pivot) – 10 protocols

## Protocols using BL34

| Symptoms | Points | Course | Source | Kind | Caveat |
|---|---|---|---|---|---|
| Back Pain, Sciatica Pain, Herniated Nucleus Pulposus | BL23, BL24, BL25, BL26, BL31, BL32, BL33, BL34, BL40, BL57, BL60, GB30 | 15 days | doi:10.1093/ecam/nep085 | trial | Point selection reported in a published study. |
| Constipation Functional, Stool Hard, Constipation Chronic, Defecation Difficulty | ST25, ST36, ST37, BL25, BL33, BL34, TB06, CV04, CV06 | 28 days | doi:10.1155/2015/396396 | trial | Point selection reported in a published study. |
| Incontinence Urinary Stress, Incontinence Urinary Mixed, Incontinence Urinary Urgency | SP03, SP06, BL14, BL18, BL20, BL23, BL28, BL31, BL32, BL33, BL34, KD03, KD07, PC06, LV03, CV03, CV04, CV06, GV04, GV20 | 84 days | doi:10.1136/acupmed-2015-010828 | trial | Point selection reported in a published study. |
| Urinary Retention Post-stroke, Bladder Dysfunction Incomplete Emptying | BL31, BL32, BL33, BL34 | 14 days | doi:10.1186/s13063-016-1315-3 | trial | Point selection reported in a published study. |
| Spinal Cord Injury, Bladder Dysfunction Neurogenic, Urinary Retention Chronic | SP06, SP09, BL23, BL28, BL31, BL32, BL33, BL34, CV02, CV03, CV04, CV06 | 14 days | doi:10.1155/2016/9245186 | trial | Point selection reported in a published study. |
| Constipation, Urinary Incontinence, Incontinence Post-surgical | BL32, BL33, BL34 | 4 days | doi:10.1097/MD.0000000000015687 | trial | Point selection reported in a published study. |
| Nocturia, Urinary Frequency, Urinary Urgency, Overactive Bladder, Urgency Incontinence | SP06, BL33, BL34, KD03, CV04, CV06, GV20 | 21 days | doi:10.1155/2020/1705964 | trial | Point selection reported in a published study. |
| Diarrhea, Abdominal Pain, Ulcerative Colitis, Blood In Stool | BL31, BL32, BL33, BL34 | 30 days | doi:10.1186/s12906-020-03101-4 | trial | Point selection reported in a published study. |
| Frequency Urinary, Urgency Urinary, Discomfort Urinary Catheter-related, Suprapubic Pain, Agitation Postoperative | BL32, BL33, BL34, CV03, CV04, CV05, CV06, CV07 | 2 days | doi:10.1155/2021/6691459 | trial | Point selection reported in a published study. |
| Insufficient Lactation, Urinary Retention Postpartum, Uterine Contraction Postpartum Pain, Depression Postpartum | BL31, BL32, BL33, BL34, KD01, CV08 | 3 days | doi:10.1001/jamanetworkopen.2022.13261 | trial | Point selection reported in a published study. |
| Fatigue, Nausea, Diarrhea, Waist Pain, Dysmenorrhea Primary, Menstrual Pain, Lower-abdomen Pain | SP06, BL31, BL32, BL33, BL34, CV04 | 30 days | doi:10.1155/2022/1281336 | trial | Point selection reported in a published study. |
| Anorectal Pain, Rectal Pain, Anorectal Bloating, Defecation Disorder | ST36, BL20, BL21, BL23, BL34, BL35, BL57, GB26, CV04, CV06, CV12, GV01, GV20 | 60 days | doi:10.1097/MD.0000000000035462 | trial | Point selection reported in a published study. |
| Pelvic Pain, Anorectal Pain, Defecation Disorder, Pelvic Floor Dysfunction | BL18, BL23, BL25, BL33, BL34 | 28 days | doi:10.5152/tjg.2024.22516 | trial | Point selection reported in a published study. |
| Depression Postpartum, Mood Disorder Postpartum, Anxiety Postpartum, Insomnia Postpartum, Postpartum Mood Changes | BL31, BL32, BL33, BL34, KD01, CV08 | 2 days | doi:10.1159/000543477 | trial | Point selection reported in a published study. |
| Fecal Incontinence, Sleep Disturbance, Defecation Frequent, Evacuation Incomplete, Bowel Urgency | BL31, BL32, BL33, BL34, GV01 | 180 days | doi:10.3389/fmed.2025.1517325 | trial | Point selection reported in a published study. |
| Fracture Coccyx, Sacrococcygeal Pain, Subluxation Coccyx, Difficulty Sitting | BL31, BL32, BL33, BL34 | 14 days | doi:10.1097/MD.0000000000044068 | trial | Point selection reported in a published study. |
| Incontinence Urinary, Incontinence Stress, Prostatectomy Post-radical, Postoperative Radical Prostatectomy | BL32, BL33, BL34 | 42 days | doi:10.1001/jamanetworkopen.2025.34491 | trial | Point selection reported in a published study. |
| Urinary Incontinence Stress, Pelvic Floor Dysfunction | ST36, SP06, BL23, BL24, BL31, BL32, BL33, BL34, BL35, CV03, CV04 | 28 days | doi:10.11817/j.issn.1672-7347.2025.240242 | trial | Point selection reported in a published study. |
| Premature Ejaculation, Sexual Dysfunction | ST36, SP12, SP13, BL23, BL27, BL28, BL29, BL30, BL31, BL32, BL33, BL34, BL47, KD01, KD03, CV04, CV06 | 21 days | doi:10.4103/0973-6131.113408 | trial | Point selection reported in a published study. |
| Childbirth Pain, Labor Pain | LI04, BL31, BL32, BL33, BL34, GB30, LV03 | 1 days | doi:10.2147/JPR.S46693 | trial | Point selection reported in a published study. |
| Leg Pain, Leg Numbness, Leg Weakness, Radiculopathy Lumbar, Lower-back Pain | BL22, BL23, BL24, BL25, BL26, BL27, BL31, BL32, BL33, BL34, BL54, GB30, GV03, GV04 | – | doi:10.3831/KPI.2025.28.4.269 | trial | Point selection reported in a published study. |
| Dysuria, Urinary Frequency, Urinary Urgency, Benign Prostatic Hyperplasia, Lower Urinary Tract Symptoms | BL31, BL32, BL33, BL34 | 28 days | doi:10.27465/d.cnki.gzzyc.2024.000579 | trial | Point selection reported in a published study. |
| Urinary Tract Infection, Urinary Retention, Neurogenic Bladder | ST36, SP06, BL31, BL32, BL33, BL34, BL57, KD01, CV03, CV04, CV06, CV08, GV20 | 42 days | doi:10.16821/j.cnki.hsjx.2014.16.027 | trial | Point selection reported in a published study. |
| Depression Post-stroke, Urinary Retention Post-stroke | SP06, BL31, BL32, BL33, BL34, PC06, GV20 | 28 days | doi:10.27026/d.cnki.ggszc.2023.000230 | trial | Point selection reported in a published study. |
| Urinary Incontinence Stress Postpartum | BL31, BL32, BL33, BL34, CV08 | 28 days | doi:10.13359/j.cnki.gzxbtcm.2022.10.021 | trial | Point selection reported in a published study. |
| Urinary Incontinence Stress Postpartum | BL31, BL32, BL33, BL34 | 28 days | doi:10.13359/j.cnki.gzxbtcm.2022.10.021 | trial | Point selection reported in a published study. |
| Urinary Retention Post-stroke | ST28, SP06, SP09, BL28, BL32, BL33, BL34, CV03, CV04 | – | doi:10.19917/j.cnki.1005-0779.023135 | trial | Point selection reported in a published study. |
| Spinal Cord Injury, Neurogenic Bladder, Urinary Dysfunction Retention | ST36, SP06, SP09, BL23, BL28, BL31, BL32, BL33, BL34, CV03, CV04, CV06 | – | doi:10.16294/j.cnki.1007-659x.2020.02.006 | trial | Point selection reported in a published study. |
| Fecal Incontinence, Bowel Dysfunction Postoperative, Bowel Urgency, Fecal Incontinence, Bowel Urgency, Bowel Dysfunction, Rectal Cancer | BL23, BL31, BL32, BL33, BL34, GV04 | – | doi:10.3389/fmed.2026.1815559 | trial | Point selection reported in a published study. |
| Urinary Retention, Spinal Cord Injury, Bladder Dysfunction Neurogenic, Spinal Cord Injury, Bladder Neurogenic | ST36, SP09, BL31, BL32, BL33, BL34, CV03, CV04 | 42 days | doi:10.13703/j.0255-2930.20221027-k0005 | trial | Point selection reported in a published study. |
| Erectile Dysfunction | BL31, BL32, BL33, BL34 | 28 days | doi:10.13703/j.0255-2930.20240924-0001 | trial | Point selection reported in a published study. |
| Incontinence Urinary Stress, Pelvic Floor Weakness | ST36, SP06, BL23, BL31, BL32, BL33, BL34, BL35, CV03, CV04, CV06 | 28 days | doi:10.11817/j.issn.1672-7347.2025.240242 | trial | Point selection reported in a published study. |
| Constipation Functional, Straining Defecation, Defecation Difficulty | BL31, BL32, BL33, BL34 | – | doi:10.1097/md.0000000000046143 | trial | Point selection reported in a published study. |
| Constipation Functional, Straining Defecation, Defecation Incomplete, Defecation Difficulty | BL31, BL32, BL33, BL34 | 84 days | doi:10.1097/MD.0000000000046143 | trial | Point selection reported in a published study. |
| Bleeding Uterine, Intrauterine Residue Post-curettage | BL31, BL32, BL33, BL34 | 7 days | doi:10.13703/j.0255-2930.20200716-k0003 | trial | Point selection reported in a published study. |
| Lactation Insufficiency, Urinary Retention | BL31, BL32, BL33, BL34, KD01, CV08 | 2 days | doi:10.1001/jamanetworkopen.2022.13261 | trial | Point selection reported in a published study. |
| Anorectal Pain | ST36, BL20, BL21, BL23, BL34, BL35, BL57, GB26, CV04, CV06, CV12, GV01, GV20 | 60 days | doi:10.1097/MD.0000000000035462 | trial | Point selection reported in a published study. |
| Anorectal Pain, Levator Ani Syndrome | BL18, BL23, BL25, BL33, BL34 | 28 days | doi:10.5152/tjg.2024.22516 | trial | Point selection reported in a published study. |
| Defecation Frequent, Bowel Urgency, Rectal Cancer Lower Post-operative, Fecal Incontinence | BL31, BL32, BL33, BL34, GV01 | – | doi:10.3389/fmed.2025.1517325 | trial | Point selection reported in a published study. |
| Coccyx Pain, Fracture Coccyx, Sacrococcygeal Pain | BL31, BL32, BL33, BL34 | 14 days | doi:10.1097/MD.0000000000044068 | trial | Point selection reported in a published study. |
| Urinary Incontinence, Urinary Incontinence Stress, Prostatectomy Post-radical | BL32, BL33, BL34 | 42 days | doi:10.1001/jamanetworkopen.2025.34491 | trial | Point selection reported in a published study. |
| Urinary Incontinence, Incontinence Urinary Stress, Urinary Incontinence Stress | ST36, SP06, BL23, BL24, BL31, BL32, BL33, BL34, BL35, CV03, CV04 | 24 days | doi:10.11817/j.issn.1672-7347.2025.240242 | trial | Point selection reported in a published study. |
| Dysmenorrhea Primary | ST28, BL20, BL31, BL32, BL33, BL34, LV03 | – | LIU Yong-jiu, et al. cited in ZHAO Li & LI Pei. A Survey of Acupuncture Treatment for Primary Dysmenorrhea. Journal of Traditional Chinese Medicine, 2009, 29(1): 71-73 | text | Point selection recorded in a clinical text or case report. |
| Leg Pain, Prolapse Of The Lumbar Intervertebral Disc, Low Back Pain | BL23, BL25, BL31, BL32, BL33, BL34, BL40, BL54 | 110 days | ZHAO Bin-xiu et al. Clinical Effects of Acupuncture after Surgical Operation in Patients with Prolapse of the Lumbar Intervertebral Disc. Journal of Traditional Chinese Medicine, 2008, 28(4): 250-254 | text | Point selection recorded in a clinical text or case report. |
| PCOS, Kidney-yang Deficiency | BL31, BL32, BL33, BL34 | 90 days | 王任阳陈培芳夏德鹏陈燕军张雪飞高楠. 针刺结合隔姜灸八髎穴治疗肾阳虚证多囊卵巢综合征疗效观察. 亚太传统医药 ., 2023 [CNKI] | text | Point selection recorded in a clinical text or case report. |

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AcuiQ-authored prose (symptom and meridian descriptions, the wiki, the auricular crosswalk) is licensed CC-BY-4.0: https://creativecommons.org/licenses/by/4.0/. The assembled protocol compilation is not: build on it with attribution, but do not redistribute it whole as a dataset – https://acuiq.com/terms. The underlying findings are the cited sources' claims – each entry carries its citation; verify against the source before relying on it. Not medical advice: https://acuiq.com/terms