sentences:  With Angle the specialty of orthodontics received a new impetus.He coined the term "malocclusion" to refer to anomalies of tooth position and classified various abnormalities of the teeth and jaws, invented appliances for their treatment and devised several surgical techniques as well.Angle standardized appliances in a series of books and pamphlets, including a text that he authored, "Treatment of Malocclusion of the Teeth and Fractures of the Maxillae