Intussusception is a common acute abdominal disease in pediatric surgery, mostly seen in babies between 4 and 24 months of age, manifested by paroxysmal crying and restlessness, vomiting, and in severe cases there may be jam-like stools, and ultrasound can be found in the right epigastrium concentric masses. 1-year-old babies need to be diagnosed with intussusception and immediately go to the hospital for treatment, and if the onset of the disease time is short, and the baby’s mental state is good, the choice of fluoroscopy air enema reset or color ultrasound monitoring of warm saline enema reset. The success rate of reset is over 90%. After the reset, it is necessary to fast for 4-6 hours, and the abdominal ultrasound should be checked regularly to see if there is any reset. If the onset of the baby more than 48 hours and the mental state is not good, jam-like stools or even fever, peritonitis, the need for emergency surgical treatment, the operation will be set into the small intestine maneuvering repositioning, routine removal of the appendix, if set into the intestinal ischemia and necrosis of intestinal tubes need to be removed necrotic intestinal tubes, and postoperative symptomatic treatment.