SEM-Evaluation of enamel surfaces after orthodontic debonding: a 6 and 12-month follow-up in vivo study

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Scanning. 2015 Sep-Oct;37(5):322-6. doi: 10.1002/sca.21215. Epub 2015 Apr 23. ABSTRACT The purpose of this in vivo study was to compare the morphology of the enamel surfaces before bracket bonding and 6 and 12 months after debonding. Replicas of thirty-two maxillary second premolars of 16 volunteers were made before bracket bonding (T0), after debonding (T1), 6…

Determining shapes and dimensions of dental arches for the use of straight-wire arches in lingual technique

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Dental Press J Orthod. 2014 Sep-Oct;19(5):116-22. doi: 10.1590/2176-9451.19.5.116-122.oar. ABSTRACT INTRODUCTION: This study aims to determine the shape and dimension of dental arches from a lingual perspective, and determine shape and size of a straight archwire used for lingual Orthodontics. METHODS: The study sample comprised 70 Caucasian Brazilian individuals with normal occlusion and at least four…

Optimal parameters for final position of teeth in space closure in case of a missing upper lateral incisor

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Prog Orthod. 2014 Nov 27;15(1):63. doi: 10.1186/s40510-014-0063-8. ABSTRACT BACKGROUND: The aim of this study was to provide clinical indications for the correct management of appliances in space closure treatment of patients with agenesis of the upper lateral incisors. METHODS: Virtual setup for space closure was performed in 30 patients with upper lateral incisor agenesis. Tip,…

Comparative analysis of real and ideal wire-slot play in square and rectangular archwires

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Angle Orthod. 2015 Sep;85(5):848-58. doi: 10.2319/072214-510.1. Epub 2014 Nov 18. ABSTRACT OBJECTIVE: To evaluate the degree to which the height, width, and cross-section of rectangular and square orthodontic archwires affect the play between the archwires and the bracket slot. MATERIALS AND METHODS: The stated measurements (height and width) of 43 archwires from six different manufacturers…

Torque expression capacity of 0.018 and 0.022 bracket slots by changing archwire material and cross section

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Prog Orthod. 2014 Sep 25;15(1):53. doi: 10.1186/s40510-014-0053-x. ABSTRACT BACKGROUND: The aim of this study is to calculate and compare the play and torque expression of 0.018 and 0.022 bracket slots when engaged with archwires of different size, cross section and material. METHODS: Eight orthodontic brackets, two of slot height 0.018 and six of slot height…

Quantitative cone-beam computed tomography evaluation of premaxilla and symphysis in Class I and Class III malocclusions

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Int Orthod. 2016 Jun;14(2):143-60. doi: 10.1016/j.ortho.2016.03.014. Epub 2016 Apr 16. ABSTRACT AIMS: In order to compare the premaxilla and symphysis in Class I and Class III individuals, we measured the following parameters on CBCT scans: incisor inclination, symphyseal morphology, upper alveolar process morphology, symphyseal and maxillary leeway space, as well as anterior and posterior maxillary…

Caries prevention during orthodontic treatment: In-vivo assessment of high-fluoride varnish to prevent white spot lesions

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Am J Orthod Dentofacial Orthop. 2016 Feb;149(2):238-43. doi: 10.1016/j.ajodo.2015.07.039. ABSTRACT INTRODUCTION: Our objective was to evaluate the efficacy of a fluoridated varnish in preventing white spot lesions in patients with fixed appliances. A laser-induced fluorescence device was used to determine any correlations between the degree of demineralization and the length of the observation period, the…

Load deflection characteristics of square and rectangular archwires

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Int Orthod. 2016 Mar;14(1):1-14. doi: 10.1016/j.ortho.2015.12.011. Epub 2016 Jan 27. ABSTRACT AIMS: To determine and compare the relative stiffness of a large selection of commonly-used square and rectangular steel, super-tempered steel, NiTi, and TMA orthodontic archwires of various cross-sections, in order to provide the clinician with a useful, easy-to-consult guide to archwire sequence selection. MATERIALS…