title: Design and management of Twin Blocks: reflections after 30 years of clinical use.
abstract: The objective of this article is to correct some misconceptions that have arisen since the introduction of Twin Blocks, to identify factors leading to reduced efficiency and increased failure rate, and to improve the clinical application of Twin Block technique.
authors.forename: William
authors.initials: W
authors.lastname: Clark
mesh_terms: D016734:Dental Clasps; D006801:Humans; D007574:Jaw Relation Record; D008312:Malocclusion, Angle Class II / Q000628:therapy*; D024343:Open Bite / Q000628:therapy*; D016382:Orthodontic Appliance Design; D017289:Orthodontic Appliances, Functional; D009971:Orthodontics, Corrective / Q000295:instrumentation*; D057887:Overbite / Q000628:therapy*; D010349:Patient Compliance; D014716:Vertical Dimension