Orthodontic archwires or fractured appliances that are accidentally swallowed can become lodged in the airway or gastrointestinal tract. Inadvertent ingestion or aspiration of an appliance or archwire piece during orthodontic…
Introduction The purpose of this study was to evaluate the reliability of measurements made on 3-dimensional digital models obtained with a surface laser scanner (D-250; 3Shape, Copenhagen, Denmark). Methods Twenty…
Introduction The purpose of this study was to compare the bone thickness of the palatal areas in early and late mixed and early permanent dentitions according to dental age. Methods…
Harold T. Perry Harold T. Perry Jr (the Chief), 86, professor emeritus and former chairman of the orthodontic department at Northwestern University in Chicago, Illinois, died of natural causes on…
Introduction The purpose of this study was to evaluate the correlations between bone characteristics, orthodontic miniscrew designs, and primary stability. Methods Four different miniscrews were placed in pig ribs. The…
Vinod Krishnan heads the Department of Orthodontics at Sri Sankara Dental College in Trivandrum, Kerala, India. He is widely published and has presented his work nationally and internationally. Ze’ev Davidovitch…
In certain situations, it is not possible to use patients as the randomization unit, so we must randomize to clusters (groups) consisting of a few, several, or many subjects who…
Introduction Our objectives were to evaluate the amount of decompensation of the mandibular incisors and the change of periodontal support around them after corticotomy with bone augmentation before orthognathic surgery….
The aim of this study was to present the orthodontic treatment of a 15-year-old boy with a unilateral maxillary molar distalization system, called the zygoma-gear appliance. It consisted of a…
So starts Brenda Lee’s hit song from 1960. I know, some of you reading this weren’t even born then, but the words are just as true, just as powerful, and…
Introduction Motivation and cooperation are vital components of orthodontic treatment if a good outcome is to be achieved. In this study, we used Q-methodology to investigate motivating factors among adolescents…
Introduction The purpose of this study was to assess differences in dentoalvolar cortical bone thickness between hyperdivergent and hypodivergent young adults. Methods Pretreatment cone-beam computed tomography images of 57 patients,…
Introduction Our objectives were to evaluate the evidence with regard to the effectiveness and stability of orthodontic treatment interventions for Class II Division 2 malocclusion in children and adolescents. This…
Introduction The aim of this study was to determine the effects of variations in thread shape on the axial pullout strength of orthodontic miniscrews. Methods A total of 35 miniscrews,…
Introduction The purpose of this study was to use cone-beam computed tomography to compare mandibular dimensions in subjects with asymmetric skeletal Class III malocclusion and those with normal occlusion. Methods…
Statistical modeling of lip movement Popat H, Zhurov AI, Toma AM, Richmond S, Marshall D, Rosin PL. Statistical modelling of lip movement in the clinical context. Orthod Craniofac Res 2012;15:92-102…
Your treatment of Susan, your daughter’s 13-year-old classmate, finished beautifully. You had predicted the 2 mm diastemata that remains distal to the undersized maxillary lateral incisors, so the family was…
One of my best referring general dentists once asked me to evaluate his 34-year-old receptionist. She did not have a complicated malocclusion, just a few malaligned teeth and a slightly…
Thank you for your letter and your interest in our article. The first question raised, regarding the amount of crowding present before treatment, might not add a significant value to…
I would like to congratulate Dr Derek Pollard et al for their article in the April 2012 issue (Pollard D, Akyalcin S, Wiltshire WA, Rody WJ Jr. Relapse of orthodontically corrected…
