Xiaochangshu BL27: Nomenclature, Location, Functions, Indications

Xiaochangshu BL27 is the place where the Qi of the small intestine is infused into the back.
Xiaochangshu BL27


Xiaochang: small intestine                    Shu:point
Xiaochangshu is the place where the Qi of the small intestine is infused into the back.
Point: BL27
Chinese Name: 小肠俞
Name: Xiaochangshu
English Name/Meaning: Small Intestine Transporter
Pinyin: xiǎo cháng shū
Han Geul 한글: so jang yu 소장유
Romaji: shō chō yu
Vietnamese:Tiểu trường du


1.5 cun lateral to the Governor meridian, at the level of the first posterior sacral foramen.


  • Opens and regulates small intestine.
  • Eliminates damp and cools heat.
  • Benefits urination.

Indications of xiaochangshu:

  • Reproductive disorders: irregular menstruation, dysmenorrhoea.
  • Urinary disorders: Burning micturation, difficulty in urination, blood in urine, dark urine, urine retention.
  • Gastrointestinal disorders: Diarrhoea, constipation, hemorrhoids.
  • Local disorders: Low back pain, sacral pain, Bi leg syndrome, hernia.


Perpendicular insertion 0.5 to 1 cun.


Back shu point of small intestine.

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.