1, incision method is to cut all the curved skin of double eyelids and then treat it to form a better double eyelid effect. The advantage of incision method is that the formation of double eyelids is stable and suitable for all people, but it is more traumatic;
2. The thread embedding method is to bury the non-absorbable thread between the curved skin of the double eyelid and the meibomian to form the double eyelid, which has the advantages of less trauma, quick recovery, no incision, only small pinholes, etc., but it has strict indications, requiring patients to have thinner skin, less fat and better skin compactness;
3. Three-point method has less trauma than incision method and stronger stability than catgut embedding method. The disadvantage is that the stability is not as good as that of incision method.