Mackenzie Orthodontics - Ryan had a severe overbite (his anterior upper teeth were overlapping the lower teeth). If it is not corrected, it can lead to severe wear of the front teeth.
![Treatment of severe Class II Division 1 deep overbite malocclusion without extractions in an adult - ScienceDirect Treatment of severe Class II Division 1 deep overbite malocclusion without extractions in an adult - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0889540607013704-gr1.jpg)
Treatment of severe Class II Division 1 deep overbite malocclusion without extractions in an adult - ScienceDirect
![Two middle-aged cases of deep overbite without molar support treated by orthognathic surgery - ScienceDirect Two middle-aged cases of deep overbite without molar support treated by orthognathic surgery - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S2210261219305267-gr4.jpg)