Spleen Meridian

Sanyinjiao-SP6: Nomenclature, Location, Functions, Method


Nomenclature of sanyinjiao:

San: Three           Yin: meridian              Jiao: crossing
Sanyinjiao is an intersecting point of spleen, liver and kidney meridian.

Point: SP-6
Chinese Name: 三阴交
English Name/Meaning: Three Yin Intersection
Pinyin: sān yīn jiāo
Han Geul 한글: sam eum gyo 삼음교
Romaji: san in kō
Vietnamese: Tam âm giao


3 cun above the tip of the medial malleolus, on the posterior border of the medial aspect of the tibia.


  • Sanyinjiao is main point for gastro-intestinal diseases, such as abdominal pain abdominal distension, borborygmus, diarrhea, often used with ZuSanli.
  • Also benefits diseases of urinary system, such as retention of urine, edema, enuresis, etc.
  • Also good for diseases of genital system, such as impotence, spermatorrhea, amenorrhea, dysmenorrhea, vaginal discharge, etc.
  • Insomnia, dizziness.
  • Atrophy and paralysis of the legs, beriberi.


Puncture perpendicularly 1-1.5 cun.


Crossing point of the Channels of Spleen, Liver and Kidney meridian.


Contraindicated for pregnant women.


Dr. Ishwar Gyawali is Consultant Acupuncturist and Ayurveda Physician from Kathmandu, Nepal. He had completed BAMS (Bachelor of Ayurveda Medicine and Surgery), a five and half year course on Ayurveda Medicine from Kirtipur Campus affiliated to Tribhuvan University ,Institute Of Medicine, Nepal under scholarship in 2011. He had completed his MD in TCM from Nanjing University Of Chinese Medicine in 2016 under scholarship of Ministry of Education, Nepal. With an experience of Serving for Government of Nepal for 2 years and private practise for more than 5 years, he has sound knowledge in Ayurveda as well as Chinese Medicine. He is a registered Doctor in NAMC (Nepal Ayurveda Medical Council ) both as a physician as well as TCM/Acupuncture Specialist.

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