The term “catheterization of stagnation” is a Chinese medicine term that means eliminating food stagnation, eliminating lumps and removing stagnation, and is one of the eight methods of “elimination” in Chinese medicine. It is one of the eight methods of traditional Chinese medicine. It is used in a wide range of applications and is often used to treat food stagnation (the accumulation of food in the stomach due to indigestion), dyspepsia, and chancre. It is used to eliminate food and stool from the body, clean the intestines and stomach, and to promote the growth of the body, as well as to treat the accumulation of lumps due to the stagnation of qi and blood. Representative formulas for inducing stagnation include Baohe Pill and Citrus Aurantium Induced Stagnation Pill. Representative drugs include Jiao Shanzha, Jiao Shenqu, Houpu, Hovenia, etc. Medicines are not the only ones with the function of stagnation-inducing. Pediatric acupressure, acupuncture, massage and other external Chinese medical treatments can also play a role in stagnation. It should be noted that the use of drugs need to be under the guidance of a professional doctor, do not use drugs without authorization to avoid adverse reactions.