SP09 (Yin Mound Spring)

陰陵泉yīn líng quán

Spleen Meridian

Location of acupuncture point SP09 (Yin Mound Spring)
63
Indications
12
Protocols

Location

On the lower border of the medial condyle of the tibia in the depression the posterior and inferior to the medial condyle of the tibia.

Cautions

Avoid in cases of knee inflammation.

Indications

Conditions for which SP09 is listed as indicated. An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Loss of AppetiteLoss of AppetiteBenefit Jiao LowerBenefit Jiao LowerBenefit Regulate SpleenChills UnremittingChills UnremittingCold AbdomenCold AbdomenDampDiarrheaShan DisorderShan DisorderTurmoil DisorderTurmoil DisorderAbdominal BloatingAbdominal BloatingDysenteryUrinary ProblemsUrinary ProblemsShortness of BreathBedwettingFeverBelow Heart FullnessBelow Heart FullnessCostal Lateral FullnessCostal Lateral FullnessHeat ChestHeat ChestJaundiceVaginal DischargeVaginal DischargeEdemaOpen Water PassagesOpen Water PassagesPainAbdominal PainAbdominal PainLower Abdominal PainLower Abdominal PainLower Back PainLower Back PainGenital PainGenital PainIntestines Cutting PainIntestines Cutting PainRegulate SpleenUrinary RetentionUrinary RetentionWater Passages StagnationWater Passages StagnationUndigested Food in StoolUndigested Food in StoolSwollen KneeSwollen KneeLeg SwellingLeg SwellingBi Arthralgia Leg SyndromeBi / Arthralgia Leg SyndromeUrination Dysfunction QiUrination Dysfunction QiPainful UrinationPainful Urination

Protocols using SP09

  • 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 (https://doi.org/10.1016/j.imr.2025.101204)
  • Spinal Cord Injury, Bladder Dysfunction Neurogenic, Urinary Retention ChronicSP06, SP09, BL23, BL28, CV02, CV03, CV04, CV06 (https://doi.org/10.1155/2016/9245186)
  • Nausea, Bloating, Epigastric Pain, Dyspepsia FunctionalST25, ST36, ST44, SP04, SP09, BL20, BL21, PC06, LV03, CV12 (https://doi.org/10.1016/j.dcmed.2024.01.001)
  • Muscle Weakness, Sarcopenia, End-Stage Kidney DiseaseST32, ST34, ST36, SP06, SP09, KD03, GB34 (https://doi.org/10.1002/jcsm.70345)
  • Infertility, Ovarian Cysts, PCOS, Insulin ResistanceSP06, SP09, BL23, BL25, BL32, BL53, KD03 (https://doi.org/10.3389/fmicb.2025.1730714)
  • Neuropathy Peripheral, Neuropathic Pain, Neuropathy DiabeticST36, ST40, SP06, SP09, GB41, LV03 (https://doi.org/10.1186/s12906-025-05135-y)
  • Gait Impairment, Balance Disorder, Hemiplegia Post-strokeST36, SP06, SP09, GB34, GB40, LV03 (https://doi.org/10.19917/j.cnki.1005-0779.024045)
  • Knee Pain, Osteoarthritis Knee, Stiffness KneeST34, ST35, ST36, SP06, SP09, SP10, GB34, GB39, LV03 (https://doi.org/10.1016/j.heliyon.2023.e17805)
  • Knee OsteoarthritisST35, ST36, SP09, SP10, BL40, GB33, GB34 (Combined Effect of Laser Acupuncture and Electroacupuncture in Knee Osteoarthritis Patients. ClinicalTrials.gov NCT04188925)
  • Abdominal Distention, Abdominal Pain, Urinary Retention PostpartumST28, ST36, SP06, SP09, BL67, CV03, CV04 (https://doi.org/10.1155/2018/2072091)
  • Diarrhea Functional, Spleen-stomach DeficiencyST36, SP09, CV04, CV06, CV10, CV12, GV20, XH03 (https://doi.org/10.27044/d.cnki.ggzzu.2024.000184)
  • Knee Pain, Osteoarthritis Knee, Knee Problems, Stiffness KneeST34, ST35, ST36, SP09, SP10, BL40, GB34 (https://doi.org/10.2147/JPR.S445770)