| 摘要 |
Dental appliances and systems and methods for treating malocclusions are provided. The dental appliances may have an upper shell and a lower shell which receive upper teeth and lower teeth, respectively, of a user. In addition, the upper shell and the lower shell may be attached by a fastening device, such as, for example, snaps, magnets, or the like. By attaching the upper shell and the lower shell, the dental appliance may treat malocclusions, such as, for example, overjet or overbite. The upper shell and/or the lower shell may be constructed from a hard material and a softer material, respectively. In an embodiment, the upper shell and the lower shell may be connected by, for example, a spring or a hinge.
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