Class III Malocclusion Surgical-Orthodontic Treatment

The aim of the present case report is to describe the orthodontic-surgical treatment of a 17-year-and-9-month-old female patient with a Class III malocclusion, poor facial esthetics, and mandibular and chin protrusion. She had significant anteroposterior and transverse discrepancies, a concave profi...

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Main Authors: Bruna Alves Furquim, Karina Maria Salvatore de Freitas, Guilherme Janson, Luis Fernando Simoneti, Marcos Roberto de Freitas, Daniel Salvatore de Freitas
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Case Reports in Dentistry
Online Access:http://dx.doi.org/10.1155/2014/868390
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author Bruna Alves Furquim
Karina Maria Salvatore de Freitas
Guilherme Janson
Luis Fernando Simoneti
Marcos Roberto de Freitas
Daniel Salvatore de Freitas
author_facet Bruna Alves Furquim
Karina Maria Salvatore de Freitas
Guilherme Janson
Luis Fernando Simoneti
Marcos Roberto de Freitas
Daniel Salvatore de Freitas
author_sort Bruna Alves Furquim
collection DOAJ
description The aim of the present case report is to describe the orthodontic-surgical treatment of a 17-year-and-9-month-old female patient with a Class III malocclusion, poor facial esthetics, and mandibular and chin protrusion. She had significant anteroposterior and transverse discrepancies, a concave profile, and strained lip closure. Intraorally, she had a negative overjet of 5 mm and an overbite of 5 mm. The treatment objectives were to correct the malocclusion, and facial esthetic and also return the correct function. The surgical procedures included a Le Fort I osteotomy for expansion, advancement, impaction, and rotation of the maxilla to correct the occlusal plane inclination. There was 2 mm of impaction of the anterior portion of the maxilla and 5 mm of extrusion in the posterior region. A bilateral sagittal split osteotomy was performed in order to allow counterclockwise rotation of the mandible and anterior projection of the chin, accompanying the maxillary occlusal plane. Rigid internal fixation was used without any intermaxillary fixation. It was concluded that these procedures were very effective in producing a pleasing facial esthetic result, showing stability 7 years posttreatment.
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issn 2090-6447
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publishDate 2014-01-01
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series Case Reports in Dentistry
spelling doaj-art-24daaff6ee934914b7b6e336ff1d3c932025-02-03T01:28:25ZengWileyCase Reports in Dentistry2090-64472090-64552014-01-01201410.1155/2014/868390868390Class III Malocclusion Surgical-Orthodontic TreatmentBruna Alves Furquim0Karina Maria Salvatore de Freitas1Guilherme Janson2Luis Fernando Simoneti3Marcos Roberto de Freitas4Daniel Salvatore de Freitas5Bauru Dental School, University of São Paulo, Al. Octávio Pinheiro Brisolla, 9-75, 17012-901 Bauru, SP, BrazilBauru Dental School, University of São Paulo, Al. Octávio Pinheiro Brisolla, 9-75, 17012-901 Bauru, SP, BrazilBauru Dental School, University of São Paulo, Al. Octávio Pinheiro Brisolla, 9-75, 17012-901 Bauru, SP, BrazilBauru Dental School, University of São Paulo, Al. Octávio Pinheiro Brisolla, 9-75, 17012-901 Bauru, SP, BrazilBauru Dental School, University of São Paulo, Al. Octávio Pinheiro Brisolla, 9-75, 17012-901 Bauru, SP, BrazilBauru Dental School, University of São Paulo, Al. Octávio Pinheiro Brisolla, 9-75, 17012-901 Bauru, SP, BrazilThe aim of the present case report is to describe the orthodontic-surgical treatment of a 17-year-and-9-month-old female patient with a Class III malocclusion, poor facial esthetics, and mandibular and chin protrusion. She had significant anteroposterior and transverse discrepancies, a concave profile, and strained lip closure. Intraorally, she had a negative overjet of 5 mm and an overbite of 5 mm. The treatment objectives were to correct the malocclusion, and facial esthetic and also return the correct function. The surgical procedures included a Le Fort I osteotomy for expansion, advancement, impaction, and rotation of the maxilla to correct the occlusal plane inclination. There was 2 mm of impaction of the anterior portion of the maxilla and 5 mm of extrusion in the posterior region. A bilateral sagittal split osteotomy was performed in order to allow counterclockwise rotation of the mandible and anterior projection of the chin, accompanying the maxillary occlusal plane. Rigid internal fixation was used without any intermaxillary fixation. It was concluded that these procedures were very effective in producing a pleasing facial esthetic result, showing stability 7 years posttreatment.http://dx.doi.org/10.1155/2014/868390
spellingShingle Bruna Alves Furquim
Karina Maria Salvatore de Freitas
Guilherme Janson
Luis Fernando Simoneti
Marcos Roberto de Freitas
Daniel Salvatore de Freitas
Class III Malocclusion Surgical-Orthodontic Treatment
Case Reports in Dentistry
title Class III Malocclusion Surgical-Orthodontic Treatment
title_full Class III Malocclusion Surgical-Orthodontic Treatment
title_fullStr Class III Malocclusion Surgical-Orthodontic Treatment
title_full_unstemmed Class III Malocclusion Surgical-Orthodontic Treatment
title_short Class III Malocclusion Surgical-Orthodontic Treatment
title_sort class iii malocclusion surgical orthodontic treatment
url http://dx.doi.org/10.1155/2014/868390
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AT karinamariasalvatoredefreitas classiiimalocclusionsurgicalorthodontictreatment
AT guilhermejanson classiiimalocclusionsurgicalorthodontictreatment
AT luisfernandosimoneti classiiimalocclusionsurgicalorthodontictreatment
AT marcosrobertodefreitas classiiimalocclusionsurgicalorthodontictreatment
AT danielsalvatoredefreitas classiiimalocclusionsurgicalorthodontictreatment