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Increased interpremolar development with self-ligating orthodontics: a prospective randomized clinical trial
Mateu, María Eugenia; Benítez Rogé, Sandra; Iglesias, Marina; Calabrese, Diana; Lumi, María; Solla, Marisa; Hecht, Juan Pedro; Folco, Alejandra.
Afiliação
  • Mateu, María Eugenia; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
  • Benítez Rogé, Sandra; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
  • Iglesias, Marina; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
  • Calabrese, Diana; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
  • Lumi, María; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
  • Solla, Marisa; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
  • Hecht, Juan Pedro; University of Buenos Aires. School of Dentistry. Department of Biophysics and Biostatistics. Buenos Aires. AR
  • Folco, Alejandra; University of Buenos Aires. School of Dentistry. Department of Orthodontics. Buenos Aires. AR
Acta odontol. latinoam ; 31(2): 104-109, 2018. ilus, tab
Artigo em Inglês | LILACS | ID: biblio-970837
Biblioteca responsável: AR29.1
ABSTRACT
In compressed dental arches with mild to moderate crowding, space can be gained during the alignment phase to help improve tooth location. The aim of this study was to compare transverse measurements before and after the alignment stage in two groups Group A treated with passive selfligating brackets, (Damon System) and Group B with conventional brackets (Roth philosophy). The change in transverse diameter between teeth was measured on dental casts taken before and after orthodontic alignment. Twenty four patients of both sexes aged 13 to 36 years, with moderate tooth crowding (4 to 6 mm), were treated. They all received treatment at the Department of Orthodontics, School of Dentistry, University of Buenos Aires. Patients were distributed randomly into two groups of 12. No extraction was performed until the end of the alignment. Dental casts were measured before and after alignment. The distance between upper first premolars increased more in Group B (p = 0.008), and the distance between canines was higher in Group B, with statistically significant difference (p < 0.01). Both systems enable tooth alignment by increasing transverse diameter of the arches in patients with mild to moderate crowding. The greatest transversal development occurs in the interpremolar area in both techniques and is significantly higher with selfligating orthodontics. Intercanine distance increases significantly with conventional orthodontics compared to selfligating orthodontics (AU)
RESUMEN
En las arcadas dentarias comprimidas, con apiñamiento dentario de leve a moderado, es posible obtener ganancia de espacio que favorezca la ubicación de las piezas en la fase de alineación por remodelación alvéolodentaria de las arcadas. El objetivo de este trabajo fue comparar las diferencias pre y post tratamiento en la etapa de alineación de los grupos A brackets autoligables pasivos, (Sistema Damon) y grupo B brackets convencionales (Filosofía de Roth). Se evaluaron las variaciones en el diámetro transversal, antes y después de alinear ortodón cicamente los dientes, utilizando modelos de estudio. Participaron 24 pacientes de ambos sexos, entre 13 y 36 años con apiñamiento dentario moderado (entre 4 y 6 mm) tratados en la Cátedra de Ortodoncia de la Facultad de Odontología, Universidad de Buenos Aires. Los pacientes fueron distribuidos al azar en dos grupos de 12 pacientes cada uno. No se realizaron exodoncias hasta finalizar la alineación. Se midieron los modelos pre y post alineación. La distancia entre primeros premolares superiores aumentó en el grupo A más que en el B (p=0.008) y entre caninos fue mayor en el grupo B, con diferencia estadísticamente significativa (p< 0,01). En pacientes con apiñamiento leve a moderado, la expansión con ambos sistemas permite la alineación dentaria por aumento del diámetro transversal de las arcadas fundamentalmente en el área premolar. El mayor desarrollo transversal se produce en el área premolar para ambas técnicas y es significativamente mayor con ortodoncia autoligable. En ortodoncia convencional, aumenta significativamente la distancia intercanina en comparación con la autoligable (AU)
Assuntos

Texto completo: Disponível Coleções: Bases de dados internacionais Base de dados: LILACS Assunto principal: Braquetes Ortodônticos / Arco Dental / Má Oclusão / Desenvolvimento Maxilofacial Tipo de estudo: Ensaio clínico controlado / Estudo observacional Limite: Adolescente / Adulto / Feminino / Humanos / Masculino País/Região como assunto: América do Sul / Argentina Idioma: Inglês Revista: Acta odontol. latinoam Assunto da revista: Odontologia Ano de publicação: 2018 Tipo de documento: Artigo País de afiliação: Argentina Instituição/País de afiliação: University of Buenos Aires/AR
Texto completo: Disponível Coleções: Bases de dados internacionais Base de dados: LILACS Assunto principal: Braquetes Ortodônticos / Arco Dental / Má Oclusão / Desenvolvimento Maxilofacial Tipo de estudo: Ensaio clínico controlado / Estudo observacional Limite: Adolescente / Adulto / Feminino / Humanos / Masculino País/Região como assunto: América do Sul / Argentina Idioma: Inglês Revista: Acta odontol. latinoam Assunto da revista: Odontologia Ano de publicação: 2018 Tipo de documento: Artigo País de afiliação: Argentina Instituição/País de afiliação: University of Buenos Aires/AR
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