Two more stitches will only shorten the lateral width of palpebral fissure, which has little to do with the size of eye opening. It is a little uncomfortable to open it, which may be related to local edema, or the nerve fibers at the surgical site have not returned to normal. The size of opening eyes mainly depends on the strength of levator palpebrae superioris muscle, and has little to do with the corner of eyes.