Names Of Biguan

ST 31 Acupuncture Point

  • English Name: Thigh Joint
  • Pinyin Name: Biguan
  • Chinese Character: 髀關
Meridian Information

Where Is ST 31 ?

ST 31 Location

  • On 2 lines connecting the ASIS and the superiolateral corner of the patella and level with the lower border of symphysis pubis in a depression with thigh flexed lateral to the sartorius muscle.
  • For point location tips, read our meridian notes; unsure about "cun" measurements, read what is a cun?.

ST 31 Image


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What Is ST 31 Used For?

ST 31 Clinical Usages

  • ST 31, ST 32 & ST 33 are all useful for Bi-Syndromes a/or Wei Syndromes (flaccidity or weakness) of the lower legs.
  • Pain in the thigh, muscular atrophy/weakness, knee pain, low back pain.

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What Diagnostic Patterns May Use ST 31 ?

This point along with others in a proper point prescription may be used to balance the following TCM Patterns:

For more on this, read "What Does Acupuncture Treat?" and "Point Prescription Guidelines".

What Conditions May Use ST 31 ?

This point along with others in a proper point prescription may be used to balance the following Conditions / Symptoms:

For more on this, read "What Does Acupuncture Treat?" and "Point Prescription Guidelines".

What Points Are Near ST 31 ?

CV 2 Curved Bone

  • Generally useful for Deficiency and Cold-Type Genito-urinary issues - retention of urine, dribbling urine, frequent urination.
  • Main point for feminine discharges, "red and white" discharges (leukorrhea) along with other sexual/menstrual issues - dysmenorrhea, irregular cycles.
  • Male sexual issues such as impotence a/or seminal emission as well as any problems with the genitals (dryness, itching, dampness, pain).  

SP 12 Surging Gate


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  • Used for a variety of urinary disorders (retention, painful) due to it's functions of draining dampness, clearing heat and regulating urination.
  • Abdominal pain, hernia, hemorrhoids by regulating qi and invigorating blood.

LV 10 Foot Five Li

  • Local point.

LV 11 Yin Corner

  • Local point.
  • The LV 9 - LV 11 area may be reactive in women with fertility problems - moxa at LV 11 may be helpful.

GB 30 Jumping Round

  • Sciatica, pain, numbness, atrophy of lower back, hip, buttocks a/or lower limbs.
  • Bi (painful obstruction) or Wei (flaccidity, weakness) of the leg.
  • Urticaria, red, itchy skin issues from wind

Where Do I Go Next?

List Of Related Points

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