Extra-oral appliances are employed in orthodontics to apply extraoral forces on the jaws and dentition. These are used in the reinforcement of anchorage anteroposteriorly and vertically, class III malocclusion, anterior open bite, molar destabilization, and canine retraction. These appliances have four main components like extra-oral unit, force delivery system, connecting components, and intra-oral component.
Hello, Welcome to icliniq.com. Your lower jaw (mandible) might be small due to various reasons. Sometimes, genetic inheritance also can be a reason.
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