Biased look at self-ligation
The August 2010 “Ask Us” article was not an impartial look at self-ligation (Marshall SD, Currier GF, Hatch NE, Huang GJ, Nah HD, Owens SE, et al. Self-ligating bracket claims. Am…
Working for another
A reader wrote the following. I graduated from my orthodontic residency this past May and have been working part time in practice A for 6 months on the east coast….
What are we reading? An analysis of the orthodontic literature 1999 to 2008
Introduction The purpose of this study was to assess differences between articles published in the American Journal of Orthodontics and Dentofacial Orthopedics (AJO-DO), the Angle Orthodontist (AO), the European Journal…
Physical properties of root cementum: Part 18. The extent of root resorption after the application of light and heavy controlled rotational orthodontic forces for 4 weeks: A microcomputed tomography study
Introduction The aim of this prospective randomized clinical trial was to quantitatively measure and compare the locations, dimensions, and volume of root resorption craters in human premolars after the application…
Mandibular lip bumper treatment and second molar eruption disturbances
Introduction Mandibular lip-bumper (LB) nonextraction treatment, usually started before complete second molar (M2) eruption, inevitably interacts with the development of the dentition. Yet, its effects on M2 eruption are still…
Force levels of 23 nickel-titanium open-coil springs in compression testing
Introduction Open-coil springs are commonly used auxiliaries in fixed orthodontic appliance therapy. Space opening for impacted or heavily crowded teeth as well as distalization of molars all require specific force…
Influence of bending mode on the mechanical properties of nickel-titanium archwires and correlation to differential scanning calorimetry measurements
Introduction Nickel-titanium orthodontic archwires are used with bonded appliances for initial leveling. However, precise bending of these archwires is difficult and can lead to changes within the crystal structure of…
Relative contributions of occlusion, maximum bite force, and chewing cycle kinematics to masticatory performance
Introduction The purpose of this study was to explore the contributions of occlusion, maximum bite force, and chewing cycle kinematics to masticatory performance. Methods A prospective cross-sectional study was performed…
Controlled, prospective trial of psychosocial function before and after mandibular advancement splint therapy
Introduction The aim of the study was to investigate psychosocial function in patients with obstructive sleep apnea/hypopnea syndrome (OSAHS), before and after mandibular advancement splint (MAS) therapy. Methods In a…
Relationship between cervical vertebral maturation and mandibular growth
Introduction The cervical vertebrae have been proposed as a method of determining biologic maturity. The purposes of this study were to establish a pattern of mandibular growth and to relate…
Mixed longitudinal evaluation of masticatory performance in children 6 to 17 years of age
Introduction The purposes of this study were to determine (1) how masticatory performance changes with age, (2) whether masticatory performance differs between the sexes, and (3) whether patterns of masticatory…
Residents’ journal review
Dental development in patients with hemifacial microsomia Ongkosuwito EM, de Gijt P, Wattel E, Carels CE, Kuijpers-Jagtman AM. Dental development in hemifacial microsomia. J Dent Res 2010;89:1368-72 Few data are…
And justice for all
Your new patient is a young executive who started comprehensive orthodontic therapy in a large city 500 miles from your office before being transferred by his firm. Your receptionist tells…
Authors’ response
We appreciate Drs Xu and Li’s interest in our article and are happy to have an opportunity to discuss issues related to 3D technology in orthodontics. In terms of the…
It’s our duty!
How would you react to this situation? Your 12-year-old daughter is playing on a select soccer team. Her teammates come from various schools in your city and also from the…
Image superimposition method in tooth movement and arch dimension changes evaluation
We read with interest Min-Young Cho and colleagues’ article on three-dimensional (3D) analysis of tooth movement and arch dimension changes by superimposing 3D virtual images (Cho MY, Choi JH, Lee…
Author’s response
Claims of treatment (appliance) superiority must be analyzed rationally and dispassionately. Otherwise, scientific truth might be lost in the smoke of heated argument without resolution. To assess the evidence for…
Online only abstracts
Tongue movements in patients with skeletal Class III malocclusions evaluated with real-time balanced turbo field echo cine magnetic resonance imaging Serkan Görgülü, Deniz Sağdç, Erol Akin, Şeniz Karaçay, and Nail…
