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Taiwanese Journal of Orthodontics
Bimaxillary protrusion; canine substitution; atypical tooth extraction.
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Full-Text Articles in Orthodontics and Orthodontology
Correction Of Bimaxillary Protrusion By Extraction Of Incisors And Canine Substitution, Chung-Li Wang, Chun-Liang Kuo, I-Hua Liu, Chun-Hsiu Yang
Correction Of Bimaxillary Protrusion By Extraction Of Incisors And Canine Substitution, Chung-Li Wang, Chun-Liang Kuo, I-Hua Liu, Chun-Hsiu Yang
Taiwanese Journal of Orthodontics
The maxillary six anterior teeth play important roles in esthetics and oral function. Treatments for missing maxillary lateral incisors either by space closure or space preservation need multiple clinical considerations. This case report presents an orthodontic treatment of a 33-year-old female patient who had a convex profile with lip incompetence, missing lower molars and poor prognosis of bilateral maxillary lateral incisors. The atypical extraction in treatment plan consisted of removing lateral incisors instead of premolars to retract the anterior teeth. The improvement of facial profile and lip posture was achieved and the anterior teeth esthetics was further rehabilitated with prosthesis. …