Vali ollah Arash
,Dental Materials Research Center, Department of Orthodontics, Faculty of Dentistry, Babol University of Medical Sciences, Babol, IR Iran.
[ 1 ] - Evaluation of soft tissue norms on lateral cephalograms in babol
Introduction: Soft tissue has a prominent role in diagnosis and treatment plan in orthodontics. Facial proportions are measurable on lateral cephalograms. The purpose of this study was to compare the means of the normal soft tissue proportions of babol people with the norms of Caucasians. Materials & Methods: In this cross-sectional study, 100 cases with normal occlusion and proportional facia...
[ 2 ] - Comparison of shear bond strength of the stainless steel metallic brackets bonded by three bonding systems
Introduction: In orthodontic treatment, it is essential to establish a satisfactory bond between enamel and bracket. After the self-etch primers (SEPs) were introduced for the facilitation of bracket bonding in comparison to the conventional etch-and-bond system, multiple studies have been carried out on their shear bond strengths which have yielded different results. This study was aimed at co...
[ 3 ] - Measurement of iron, magnesium and chromium concentrations in the saliva of the patients undergoing fixed orthodontic treatment
Introduction: Stainless steel alloy used in orthodontics has elements such as iron - magnesium and chromium , which may be released due to corrosion in the mouth . The aim of this study was to evaluate the changes of these elements in the saliva of patients undergoing fixed orthodontic treatment. Methods: In a clinical study with simple non- random sampling , 1ml saliva of 11 patients (7 fem...
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