[Tympanic membrane repair using improved endoscopic ear canal flap dissection method].

To investigate the clinical value of tympanic membrane repairment with modified ear canal flap under endoscope. A retrospective analysis was conducted on the clinical data of 62 patients who underwent simple tympanic membrane perforation repair surgery in our hospital from August 2019 to January 2023. All patients were divided into two groups: 37 cases in the otoscopy group and 25 cases in the microscope group.