Gongsun SP4 : Nomenclature, Location, Function, Indication



Gong: Connection Sun: Reticular collateral
Sun here means “collateral” ; from this point the collateral of the spleen meridian connects with stomach meridian.

Point: SP-4
Chinese Name: 公孙
English Name/Meaning: Grandfather Grandson
Pinyin: gōng sūn
Han Geul 한글: gong son 공손
Romaji: kō son
Vietnamese: Công tôn


On the anterior border of the base of the 1st metatarsal bone, at the junction of the red and white skin.

Indications of Gongsun:

  • Gongsun is a luo- connecting point so is beneficial for various disorders reached by luo connecting point. Luo-connecting channel enters the abdomen and connects with the intestines and stomach. So is good for various gastrointestinal diseases, stomachache, abdominal distension, vomiting, diarrhea, dysentery. Also useful in treating disorders of their interiorly-exteriorly related channel or zangfu: harmonize the function of the Stomach and intestines (which are governed by the Spleen) and to treat both upper (Stomach) and lower (Spleen) abdominal pain.
  • This point opens to Chong channel. As Chong channel originates in the uterus in females so is good for various gynecological disorders like endometritis, irregular menstruation, menstrual pain, the placenta does not descend, post-partum syncope.
  • Also used for treating psycho-emotional disorders like mania-depression disorder, manic disorders, insomnia, restlessness.


Puncture perpendicularly 0.5-1.0 cun.


Luo-Connecting Point;
One of the Eight Confluent points Associating with Thoroughfare (Chong) Vessel .
Good for blood stagnation in uterus and sterility.

Dr. Ishwar Gyawali

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.