Objective To sum up the nursing experience of laparoscopic gastric bypass surgery in the treatment of type 2diabetes.Method Nursing data of 5cases of patients with type 2diabetes undergoing laparoscopic gastric bypass surgery was analyzed retrospectively.Major nursing measures included providing well presurgical psychological nursing

making active perisurgical preparations

paying attention to postsurgical vital signs

observing abdominal signs

providing dietary guidance

preventing complications and providing discharge instruction.Results The patients had successful surgeries and all the antidiabetic drugs were stopped on the third day after surgery.Every index in the examination for diabetes was normal and there was no surgical complications after surgery.After a three-month follow-up after surgery

the average body mass index（BMI）reduced 6kg/m2

and there was no malnutrition and new diabetic complications.Conclusion Providing well perisurgical nursing plays a positive role in the recovery of patients with type 2diabetes undergoing laparoscopic gastric bypass surgery.