Hello, to prevent infection after ear plastic surgery, in fact, not only ear removal surgery but also many ear operations are to prevent sewage from entering the ear, so it is best to swim, take a bath and wash your hair, even if necessary, to avoid infection. After ear plastic surgery, complications should be dealt with in time. The wound should be wiped with chloramphenicol eye drops, two or three times a day, and then coated with Baiduobang ointment. During the operation, only prominent skin vegetation needs to be removed.