The essence of the use of corkscrew in children is counted as an enema, because the way of enema and the use of corkscrew is the same, and its therapeutic effect also has similar points. 1. enema: clinically known as colonic irrigation, is the doctor will prepare the enema liquid, from the anorectal irrigation, so as to achieve the cleaning of the intestinal tract, to promote the exhaust, defecation effect, clinically mainly used for intussusception, colitis and other diseases, but also can be used for constipation, intestinal obstruction of the population, but the enema generally need to be in the nurse’s operation, the patient do not do it yourself enema. 2. Keserol: belongs to the lubricating laxative, is a colorless clarified viscous liquid, is injected into the rectum, the drug can play the role of lubrication and stimulation of the rectal wall, so that the stool softens, accelerate the discharge of stool. Therefore, its essence is to count the enema, and Keselu has a dependence, children are not suitable for a long time, frequent use. All of the above medications should be used under the guidance of a doctor, avoid self-medication.