Open canthus surgery is a delicate operation, with a small scope of operation and high technical requirements for doctors, so it generally does not leave obvious marks after operation. Do a good job in postoperative care. Generally, stitches can be removed about a week after operation. After a while, the wound will be red and there will be a small scar. The scar will not be obvious after three months, and it will return to nature after about six months.