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Assessing bone thickness in the infrazygomatic crest area aiming the orthodontic miniplates positioning: a tomographic study
Santos, Aline Rode; Castellucci, Marcelo; Crusoé-Rebello, Iêda Margarida; Sobral, Márcio Costa.
Affiliation
  • Santos, Aline Rode; Universidade Federal da Bahia. Departamento de Ortodontia. Salvador. BR
  • Castellucci, Marcelo; Universidade Federal da Bahia. Departamento de Ortodontia. Salvador. BR
  • Crusoé-Rebello, Iêda Margarida; Universidade Federal da Bahia. Departamento de Ortodontia. Salvador. BR
  • Sobral, Márcio Costa; Universidade Federal da Bahia. Departamento de Ortodontia. Salvador. BR
Dental press j. orthod. (Impr.) ; 22(4): 70-76, July-Aug. 2017. tab, graf
Article in English | LILACS | ID: biblio-891087
Responsible library: BR1.1
ABSTRACT
ABSTRACT

Introduction:

Due to the increasing use of miniplates for anchorage purposes in orthodontics, it is very important to know more about infrazigomatic crest anatomy (thickness), in adult patients.

Objectives:

Evaluate the infrazygomatic crest region thickness, in adult (male and female) patients.

Methods:

Cone-beam computerized tomography (CBCT) images from 40 patients were used to assess cross-sectional measurements of the infrazygomatic crest region. Measurement 1 considered thickness 2 mm above the distobuccal root of the permanent maxillary first molar, while measurement 2 was taken 2 mm above the first measurement.

Results:

The mean thickness of the infrazygomatic crest in males was 3.55 mm for measurement 1 and 2.84 mm for measurement 2, while in females these were 2.37 mm and 2.24 mm, respectively.

Conclusion:

The authors concluded that the overall mean thickness of the infrazygomatic crest was 2.49 mm with respect to measurement 1, and 2.29 mm for measurement 2, with no statistically significant differences between gender.
RESUMO
RESUMO

Introdução:

devido ao aumento do uso de miniplacas para ancoragem em Ortodontia, torna-se de fundamental importância compreender melhor a anatomia da crista infrazigomática (espessura) em pacientes adultos.

Objetivos:

avaliar a espessura da crista infrazigomática em pacientes adultos (sexos feminino e masculino).

Métodos:

foram utilizadas tomografias computadorizadas de feixe cônico (TCFC) de 40 pacientes, para avaliar medidas da região da crista infrazigomática, no sentido transversal. A Medida 1 verificou a espessura mm acima da raiz distovestibular do primeiro molar permanente superior, enquanto a Medida 2 foi realizada 2 mm acima da primeira medida.

Resultados:

a espessura média da crista infrazigomática encontrada no sexo masculino foi de 3,55 mm para a Medida 1 e de 2,84 mm para a Medida 2, e no sexo feminino foi de 2,37 mm e de 2,24 mm, respectivamente.

Conclusão:

os autores puderam constatar que a espessura média da crista infrazigomática foi de 2,49 mm para a Medida 1, e de 2,29 mm para a Medida 2, sem diferença estatisticamente significativa entre os sexos.
Subject(s)


Full text: Available Collection: International databases Database: LILACS Main subject: Zygoma / Orthodontic Anchorage Procedures / Cone-Beam Computed Tomography Limits: Adult / Female / Humans / Male Language: English Journal: Dental press j. orthod. (Impr.) Journal subject: Orthodontics Year: 2017 Document type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal da Bahia/BR

Full text: Available Collection: International databases Database: LILACS Main subject: Zygoma / Orthodontic Anchorage Procedures / Cone-Beam Computed Tomography Limits: Adult / Female / Humans / Male Language: English Journal: Dental press j. orthod. (Impr.) Journal subject: Orthodontics Year: 2017 Document type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal da Bahia/BR
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