1. There are many reasons for a gummy smile, including excessive vertical development of the maxilla (orthognathic surgery teeth), teeth (orthodontics, nail implant technology), insufficient upper lip muscle strength (muscle function training) and many other problems , different treatment methods and training are required according to different situations, and of course the degree of difficulty is also decreasing.

2. For orthognathic surgery, the operation is relatively large, and the postoperative recovery time will be slightly longer. Relevant examinations must be completed before making a decision; orthodontics must also be done before the surgery

3. Cosmetic crowns can be done after combined orthognathic and orthodontic treatment/