Enema is a procedure that introduces water into the colon through the anus to soften and loosen hard stools and widen the intestinal wall, stimulating contraction to push the stool out. Colon cleansing procedure is performed to facilitate the colonoscopy process, allowing the doctor to observe carefully and obtain accurate diagnosis results.

Before performing surgery, the patient prepares both mentally and physically, not only needs to be psychologically comfortable, but also needs to have a clean bath, pre-operative bowel wash and enema to facilitate the surgical process. , to avoid causing infection for the patient.