2007
DOI: 10.1590/s1415-54192007000400009
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Estudo das alterações decorrentes do uso do aparelho extrabucal de tração occipital na correção da má oclusão de Classe II, 1ª divisão

Abstract: OBJETIVO: o presente trabalho propôs avaliar as alterações em jovens com má oclusão de Classe II, 1ª divisão, tratados com o aparelho extrabucal de tração occipital (Interlandi headgear - IHG). METODOLOGIA: o grupo experimental foi comparado a um grupo controle, que apresetava a mesma má oclusão, pareados pelo gênero, idade e tempo de observação. Um total de 100 telerradiografias em norma lateral de 50 jovens fez parte da amostra, dividido em dois grupos de 25. Os jovens do grupo experimental apresentaram idad… Show more

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Cited by 2 publications
(3 citation statements)
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“…According to the literature consulted 15,17,19,20,22 , duration of orthodontic treatment ranged from 16 to 48 months (mean=31.62); this mean value is similar to those observed in this study (39.1 months for the NB group and 35.8 months for AB group), but no studies comparing whether or not respiratory mode was a factor that could affect treatment duration have been found.…”
Section: Discussionsupporting
confidence: 84%
See 1 more Smart Citation
“…According to the literature consulted 15,17,19,20,22 , duration of orthodontic treatment ranged from 16 to 48 months (mean=31.62); this mean value is similar to those observed in this study (39.1 months for the NB group and 35.8 months for AB group), but no studies comparing whether or not respiratory mode was a factor that could affect treatment duration have been found.…”
Section: Discussionsupporting
confidence: 84%
“…In the present study, all patients underwent the treatment protocol with extraoral (EOA) and fixed (Edgewise) appliances, which, as suggested in the literature 15 , favored significant improvements in the maxillomandibular relationship, restricting the anterior displacement of the maxilla and distalizing the maxillary molars, acting in their resistance center, although indicated for molars with complete root formation 16 . All participants of this study were within the age range of nine to 15 years, an age at which the first permanent maxillary molar has already erupted and presents root with complete formation, a fact that allowed the choice for this treatment protocol for the patients cared in the Orthodontic Clinic of this research.…”
Section: Discussionmentioning
confidence: 91%
“…Em especial a pacientes com má-oclusão Classe II, o padrão de crescimento facial possui padrão tipo II, com perfil convexo, onde será visível a projeção do lábio superior e o inferior evertido, ou seja, virado para baixo. A dentição em relação transpasse horizontal estará excessivamente distante da face vestibular do incisivo inferior e a borda incisal do incisivo superior, como define a expressão de "overjet" (HENRIQUES et al, 2008).…”
Section: Introductionunclassified