Open angle usually includes open inner angle and open outer angle. It is to correct and enlarge the inner and outer corners of the eyes by surgery, so as to remove the epicanthus, extend the horizontal length of the eye fissure and achieve the effect of magnifying the eyes. Open canthus surgery requires doctors to be familiar with eyelid anatomy, have a solid foundation of plastic surgery and good aesthetic ability, otherwise the risk of opening canthus will increase. The risks of opening the corner of the eye are: if the operation is not careful, it is especially easy to leave scars; Excessive leakage of lacrimal caruncle caused by excessive opening will lead to tears in the wind after operation, and the corners of the eyes will droop, making the eyes look sunken; The fine anatomical structure of canthus and improper operation may lead to sequelae of canthotomy, such as lacrimal canaliculus rupture.
There are some risks in surgery, but with the rapid development of plastic surgery, the risk of canthus surgery has been greatly reduced. Know how to avoid the risk of surgery to the greatest extent. The most important thing is to choose a professional hospital to ensure the safety of eye surgery.