3. Move B point back with clockwise mandibular rotation (with Class III elastics and a chin cup).
Care must be taken in controlling the vertical dimension. We have many high-angle cases with an open bite in our practice. For these cases, vertical control measures such as the use of a high-pull chin cup are required.
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Case 1 presented in Section 3 (Problems with early treatment) was treated with a chin cup.
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4. This is a case in which Class I relationship was established by extraction (of premolars and molars). |
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These are her post-treatment facial and intraoral photographs.
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In addition to non-extraction treatment (lower third molars are extracted), extraction choices for Class III cases include lower first premolars, upper second and lower first premolars, and upper second and lower third molars.
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