Dental braces?(also known as?braces,?orthodontic cases, or?cases) are devices used in?orthodontics?that align and straighten?teeth?and help position them with regard to a person’s bite, while also aiming to improve dental health. They are often used to correct?underbites, as well as?malocclusions,?overbites, open bites, gaps,?deep bites,?cross bites, crooked teeth, and various other flaws of the teeth and?jaw. Braces can be either cosmetic or structural. Dental braces are often used in conjunction with other orthodontic appliances to help widen the?palate?or jaws and to otherwise assist in shaping the teeth and jaws.