Objective : The gastrointestinal peristalsis is of great importance to the gastrointestinal tract and the physiology function. The gastrointestinal peristalsis not only transmits chyme, but promote the discharge of the bacteria and its outcome in the intestinal tract. It also has a usual immunity defense function to gastrointestinal tract. It is known that under the conditions of trauma, operation, infection, Gastric motor dysfunction usually occur. Its clinical symptoms are: anorexia, abdomen distention, n...