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Model #2

Deep Anterior Overbite (Severe)

A overbite is when the maxillary incisors generally overlap the mandibular incisors vertically, in a centric occlusion. Malocclusion is a deviation from the normal relationship between the maxilla and mandible while in centric occlusion. Model #2 has a Class II, Division II malocclusion. The maxillary central incisors are upright or retruded, and lateral incisors are tipped labially or overlap the central incisors with deep overbite.

Model #1

Crossbite Right Side, UnderJet/ Anterior Crossbite Class III malocclusion (Severe)

A cross bite is when the maxillary teeth are positioned lingual to the mandibular teeth. An overjet is a horizontal [projection of the maxillary teeth beyond the mandibular teeth, in centric occlusion. A Class III malocclusion is when the mandible is relatively large when compared with the maxilla, displaying a prognathic profile. The molar relationship is such that the mesio-buccal cusp groove of the permanent tooth mandibular first molar.