Location
Midpoint of the transverse crease of the popliteal fossa between tendons of the biceps femoris and semitendinosus.
Cautions
Caution in weakness/fatigue; avoid strong stimulation.
Indications
Conditions for which BL40 is listed as indicated. An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.
Muscle WastingBenefit Back LumbarBenefit Back LumbarBenefit BladderBenefit BladderBenefit KneesBenefit KneesChills AlternatingChills AlternatingClove SoresContraction Tendon Ligament Popliteal FossaContraction Tendon / Ligament Popliteal FossaDiarrheaDisease FebrileDisease FebrileTurmoil DisorderTurmoil DisorderHypogastrium BloatingHypogastrium BloatingDysenteryUrinary ProblemsUrinary ProblemsEczemaBedwettingEpilepsyErysipelas Cinnabar ToxinErysipelas Cinnabar ToxinFeverAbdomen Inferior FullnessAbdomen Inferior FullnessHaemorrhoids PainfulHaemorrhoids PainfulHeat BloodHeat BloodHeat LimbsHeat LimbsHeaviness Back LumbarHeaviness Back LumbarHeaviness ButtockHeaviness ButtockHemiplegiaHip StiffnessStiff KneeSpine Lumbar StiffnessImmobility HipImmobility KneeImmobility Spine LumbarInjury ColdInjury ColdMalariaNosebleedPainAbdominal PainAbdominal PainCoccyx PainCoccyx PainHeadacheHeadacheLower Abdominal PainLower Abdominal PainKnee PainKnee PainTeeth Inferior Jaw PainTeeth Inferior Jaw PainThigh PainThigh PainToe Hallux PainToe Hallux PainPharyngitisCold Sacrum SensationCold Sacrum SensationChannel StagnationChannel StagnationSpontaneous SweatingSpontaneous SweatingBi Arthralgia Leg SyndromeBi / Arthralgia Leg SyndromeBi Arthralgia Wind SyndromeBi / Arthralgia Wind SyndromeSummer Heat SyndromeSummer-heat SyndromeThirsting Excessive PersistentThirsting Excessive PersistentUrine DarkUrine DarkHivesVomitingLeg WeaknessLeg WeaknessStroke
Protocols using BL40
The 50 best-sourced of 208, ranked by strength of evidence. The count above is the full figure.
- Motor Dysfunction, Ischemic Stroke, Neurological Deficits – LU05, SP06, HT01, BL40, PC06, GV26 (doi:10.1016/j.jtcm.2018.02.012 ↗)
- Joint Pain, Stiffness Morning, Arthritis Rheumatoid Juvenile, Stiffness Joint – LI04, ST36, BL40, GB20, GV20 (doi:10.1093/ecam/nel012 ↗)
- Knee Pain, Osteoarthritis Knee, Stiffness Knee – LU06, LI04, LI10, LI15, ST34, ST36, ST40, ST44, SP05, SP06, SP09, SP10, SI08, SI10, BL23, BL40, BL60, KD03, KD07, KD10, TB14, GB33, GB34, LV03, LV07, LV08 (doi:10.1186/1472-6882-4-6 ↗)
- Low Back Pain, Disability Low Back – BL23, BL25, BL40, GV03, GV04 (doi:10.1371/journal.pone.0000919 ↗)
- Back Low Pain, Disability Musculoskeletal – BL23, BL25, BL40, GV03, GV04 (doi:10.1371/journal.pone.0000919 ↗)
- Back Pain, Sciatica Pain, Herniated Nucleus Pulposus – BL23, BL24, BL25, BL26, BL31, BL32, BL33, BL34, BL40, BL57, BL60, GB30 (doi:10.1093/ecam/nep085 ↗)
- Disability Low Back, Low Back Chronic Pain – ST04, ST36, SP13, SP14, BL23, BL24, BL25, BL37, BL40, GB12, GB26, GB30, GB34, GB41, GV03, GV04, GV05, GV24, GV26 (doi:10.1186/1471-2474-11-118 ↗)
- Sciatica, Leg Pain, Low Back Pain, Radiculopathy, Lower Extremity Numbness – BL25, BL40 (doi:10.1186/1745-6215-12-226 ↗)
- 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 ↗)
- Back Low Pain, Acute Pain, Referred Pain – LI04, BL23, BL25, BL40, BL52, BL54, BL58, BL62, KD03, GB30, LV03 (doi:10.1186/1745-6215-12-241 ↗)
- Back Low Pain, Back Chronic Pain – BL40 (doi:10.1155/2012/521612 ↗)
- Stroke Ischemic Acute – LI04, ST36, SP06, BL10, BL40, PC06, GB20, MS06 (doi:10.1155/2012/372670 ↗)
- Myofascial Pain, Tightness Trapezius, Restricted Rom Cervical, Trigger Points Latent – BL40, GB34 (doi:10.1155/2013/287184 ↗)
- Lumbar Pain, Low-back Pain – BL23, BL24, BL25, BL26, BL32, BL40, BL60, GB30, GB34 (doi:10.1155/2013/872142 ↗)
- Knee Pain, Osteoarthritis Knee, Bladder Deficiency – LI01, ST35, ST36, SP09, BL39, BL40, BL67 (doi:10.1186/1745-6215-14-129 ↗)
- Knee Pain, Osteoarthritis Knee, Stiffness Joint – ST06, ST34, ST35, ST36, SP04, SP05, SP06, SP09, SP10, BL20, BL40, BL57, BL58, BL60, BL62, KD03, KD10, GB33, GB34, LV08 (doi:10.1155/2013/182528 ↗)
- Hemiparesis, Paralysis Unilateral, Sensorimotor Deficit, Brain Tumor Astrocytoma – LU05, ST36, SP06, HT01, BL40, PC06 (doi:10.1155/2013/859763 ↗)
- Sciatica, Lower Back Pain, Lower Limb Pain, Lower Limb Numbness, Lower Limb Weakness, Lumbar Disc Herniation – BL25, BL40 (doi:10.1155/2013/718593 ↗)
- Back Low Chronic Pain – BL23, BL24, BL25, BL40, BL60, KD03, GB34 (doi:10.1155/2013/125937 ↗)
- Low Back Pain, Spondylolisthesis – BL23, BL24, BL25, BL40, BL60, GB30, GB31, GV03 (doi:10.1186/1745-6215-15-105 ↗)
- Low Back Pain, Lower Limb Pain, Lumbar Disc Herniation, Radiculopathy Lumbar – BL25, BL40 (doi:10.1155/2014/154941 ↗)
- Low Back Pain, Lower Limb Pain, Lumbar Disc Herniation, Radiculopathy Lumbar – BL25, BL40, GB30, GB34, GB39, GB40 (doi:10.1155/2014/154941 ↗)
- Parkinson's Disease, Postural Instability, Balance Impaired, Fall Risk, Gait Impaired – LI04, ST36, SP06, BL40, KD03, GB34, LV03, GV14, GV20 (doi:10.1159/000363442 ↗)
- Low Back Pain, Acute Pain – BL40 (doi:10.1155/2015/210120 ↗)
- Fatigue Exercise-induced, Fatigue Physical – ST36, BL23, BL40, CV04 (doi:10.1155/2015/508302 ↗)
- Lower Back Pain – BL23, BL24, BL25, BL40, GB30, GV03, GV04, GV05 (doi:10.1155/2015/808425 ↗)
- Sciatica, Leg Pain, Leg Numbness, Leg Weakness, Lower-back Pain, Paresthesia Leg – BL40, GB30, GB34 (doi:10.1155/2015/425108 ↗)
- Postural Instability, Gait Disorder, Movement Disorder Parkinsons, Balance Impairment, Freezing Of Gait – LI04, ST36, SP06, BL40, KD03, GB34, LV03, GV14, GV20 (doi:10.1371/journal.pone.0155613 ↗)
- Leg Pain, Lower Back Pain, Buttock Pain, Lower Extremity Numbness, Claudication Intermittent, Spinal Stenosis Lumbar Degenerative – BL23, BL25, BL40, BL57, KD03 (doi:10.1136/bmjopen-2016-012821 ↗)
- Lower Back Pain, Musculoskeletal Pain – BL40 (doi:10.1155/2017/3140403 ↗)
- Stenosis Lumbar Spinal, Radiculopathy L5, Claudication Neurogenic, Lower Extremity Pain, Gluteal Pain – BL23, BL25, BL40, BL53, BL54, BL57, GB34 (doi:10.1186/s12906-018-2087-y ↗)
- Low Back Chronic Pain – BL23, BL24, BL25, BL26, BL40, BL60, GV03 (doi:10.1097/MD.0000000000010790 ↗)
- Anxiety, Palpitations, Depression, Insomnia, Anger, Back Pain, Irritability, Memory Impairment – BL40, BL56, BL57, GB20, GB21, CV06, CV12, CV17 (doi:10.3831/KPI.2017.20.018 ↗)
- Anxiety, Palpitations, Insomnia, Anger, Back Pain, Neck Pain, Irritability – BL40, BL56, BL57, GB20, GB21, CV06, CV12, CV17 (doi:10.3831/KPI.2017.20.018 ↗)
- Leg Pain, Lower Back Pain, Disc Herniation Lumbar – BL23, BL24, BL25, BL26, BL40, BL60, GB30, GV03 (doi:10.1097/MD.0000000000011951 ↗)
- Chronic Pain, Back Lower Pain – BL23, BL24, BL25, BL40, GB30, GV03, GV04, GV05 (doi:10.1155/2018/4510909 ↗)
- Radicular Pain, Low-back Pain, Paresthesia Lower-limb, Disc-herniation Lumbar – BL23, BL24, BL25, BL26, BL40, BL60, GB03, GV03 (doi:10.1155/2018/5871657 ↗)
- Chronic Pain, Back Low Pain, Disability Lumbar – BL23, BL24, BL25, BL26, BL40, BL60, GB30, GB31, GV03 (doi:10.1186/s13063-018-3049-x ↗)
- Back Chronic Pain, Low-back Pain – BL23, BL40, KD03, GV03 (doi:10.1016/j.nicl.2019.101885 ↗)
- Osteoporosis, Bone Pain, Muscle Weakness, Fracture Risk – ST36, SP06, BL11, BL20, BL23, BL40, KD03, CV04, GV03, GV04 (doi:10.1155/2019/2705263 ↗)
- Lumbar Pain, Lower Back Pain – BL23, BL25, BL40 (doi:10.1155/2019/4024501 ↗)
- Knee Pain, Osteoarthritis Knee, Joint Problems – ST36, SP10, BL23, BL40, GB34 (doi:10.1155/2020/4034105 ↗)
- Low Back Pain, Paresthesia Lower Extremity, Disc Herniation Lumbar, Radiating Lower Extremity Pain, Lower Extremity Weakness – BL23, BL24, BL25, BL26, BL40, BL60, GB03, GV03 (doi:10.2147/JPR.S234761 ↗)
- Back Chronic Pain, Low-back Pain – BL23, BL40, KD03, GV03 (doi:10.1016/j.neuroimage.2020.116899 ↗)
- Limb Pain, Spasticity Post-stroke, Spasm Limb, Contracture Joint – LI04, LI11, SP09, BL40, LV03, CV12, GV20, GV21, GV22 (doi:10.1097/MD.0000000000020368 ↗)
- Ischemic Stroke, Motor Dysfunction Hemiplegia, Paralysis Spastic – LI04, ST40, BL40, BL57, TB05, TB10, TB13, GV20, GV24 (doi:10.1155/2020/1520851 ↗)
- Knee Pain, Osteoarthritis Knee, Stiffness Knee, Restricted Range-of-motion Knee – ST35, ST36, SP06, SP09, BL40, GB33, GB34, LV08 (doi:10.1155/2020/1686952 ↗)
- Back Low Chronic Pain – BL23, BL24, BL25, BL26, BL40, BL60, GV03 (doi:10.1097/MD.0000000000022526 ↗)
- Ischemic Stroke, Neurological Deficit, Paralysis Hemiplegia – LU05, SP06, HT01, BL40, PC06, GV26 (doi:10.1097/MD.0000000000025480 ↗)
- Sciatica, Low Back Pain, Spondylolisthesis Lumbar Degenerative – BL23, BL40, BL54, BL57, GB30, GB31, GB34, GV02, GV03, GV04 (doi:10.1155/2022/6016542 ↗)