Abstract: Objective To evaluate the significance and reasonability of select in various types of circumcision in children of different ages.
Methods A retrospective analysis was performed for 1 440 children of different ages(3-15 years) between Jan 2019 and Sep 2019 in urological ward and ambulatory surgery area of our hospital.280 were preschool children,620 were school-age children,240 were adolescent children.In different ages,divide them into 4 groups by different types of circumcision：traditional circumcision group,circumcision group with ligation device,circumcision group with anastomoses device,circumcision group with stitching instrument.The indications such as blood loss、operating time、  pain duration、 shedding time、 short-term complication and long-term complication were compared.
Result Among the 4 surgical procedures,preschoolers had the shortest pain duration,shedding time and fewer short-term complication.School-age children had the lowest operative time and blood loss by circumcision with ligation device.Adolescent children had lower operative time,blood loss and the fewer long-term complication by circumcision with stitching instrument.
Conclusion With the development of circumcision apparatus,different surgical methods should be adopted for children's  circumcision in combination with different age.Traditional circumcision should be recommended for preschoolers,circumcision with ligation device for school-age children,circumcision with stitching instrument for adolescent children.

Key words: circumcision, operation methods, circumcision apparatus, children