Abstract: Objective To use the thinking of hexagrams to explain the traditional theory of Tibetan images. Methods Nearly 100 cases of diarrhea-predominant irritable bowel syndrome (IBS-D) were collected and reviewed. The relationship between liver and large intestine was interpreted according to the thinking of hexagrams and image-reading in Yi Medical College. Results Compared with the traditional acupuncture therapy, Yiyi navel acupuncture has the characteristics of less needling, surprising effect and rapid onset of action. Conclusion The umbilical-needle-tract method of Yiyi Medicine is natural, simple in usage, extraordinary in use and miraculous in effect, and provides a new perspective for the establishment basis and internal connection of the special relationship between zangfu organs by using the thinking of hexagrams and images, and Guide the daily health preservation.

Key words: Yiyi umbilicus needling, Shan Lei Yi, IBS-D