Clear aligner treatment and the generation of posterior open bites: Aetiology, treatment and prevention

A frequent and well-documented issue that is seen with clear aligner treatment (CAT) is the development of posterior open bites. The theories of posterior open bite development are discussed, and the treatment and prevention of each aetiological factor are outlined. Predictable prevention and management of posterior open bites during CAT would serve to improve treatment outcomes and patient satisfaction both aesthetically and functionally.