Surgery is an effective way to solve the problem: it can be solved by ear plastic surgery, and the appropriate treatment method can be selected according to the specific reasons. There are different treatments for different problems: ear reconstruction can be selected for microtia, incision can be made behind the auricle for the ear, and external auditory canal atresia can be improved by external auditory canal plastic surgery and skin grafting. Pay attention to the nursing of postoperative wound site.