Abstract:Objective To evaluate the clinical effect of Sturmdorf suture in TU-LESS umbilical remodeling technique.Methods A retrospective study was performed on 336 TU-LESS umbilical cord remodeling cases from October 2017 to May 2022. The application effect of Sturmdorf suture was studied.Results In 333 cases, the umbilical cord healed, the umbilical cord remodeled and formed perfectly, 3 cases had more secretions within 1 month after operation, and no one case of umbilical hernia occurred.Conclusion Sturmdorf suture method is effective in TU-LESS umbilical cord remodeling and has the value of popularization and application.