1, surgical prevention: the opening of the lower part of the common bile duct to the duodenum, that is, the sphincter of Oddi should function normally, if the obvious narrowing is easy to lead to the recurrence of stones after surgery, then you need to perform biliary intestinal anastomosis; 2, postoperative diet should be regular, three meals a day should be eaten on time, especially breakfast, eat a good breakfast is extremely important to prevent intrahepatic bile duct stones patients. 3, drink more water and exercise more, drinking water can prevent all stones, while exercise helps to remove stones. 4, a reasonable diet after surgery, adjust the diet, avoid high calorie, high sugar, high cholesterol diet, adequate supply of essential fatty acids, vitamin C and protein food, restrict fat, reasonable meal arrangements, to prevent the phenomenon of heat into the super and fat.