Incision method used Incision refers to the method of cutting the eyelid, removing muscle and fat, removing loose skin according to the situation, and connecting the dermis with levator palpebrae superioris, which supports the eyelid. Draw a line on the upper eyelid first, and then cut the skin along this line. Excise a part of orbicularis oculi muscle with eyes closed, and cut the conjunctiva around the fat in the eyelid to take out the fat. Select several points to connect the upper tissue of muscle membrane or eyelid plate with the dermis below the incision line and sew them together.