Four relatively new technologies are now key in orthodontic specialty laboratories: digital photography, laser welding, computer-aided design/computer-aided manufacturing, and intraoral scanners. The purposes of this article are to briefly describe…
Tiziano Baccetti It is with profound sadness that we write these words about our close friend and colleague, Tiziano Baccetti. On November 25, 2011, Tiziano died accidentally in a fall…
Introduction Moving teeth rapidly and avoiding posttreatment relapse are fundamental goals of orthodontic treatment. In-vitro and animal studies suggest that the human hormone relaxin might increase the rate of movement…
Introduction Cytokines and chemokines regulate bone remodeling during orthodontic tooth movement. CC chemokine ligand 2 (CCL2) is involved in osteoclast recruitment and activity, and its expression is increased in periodontal…
Introduction The aims of this study were to determine reasons for orthodontic-surgical treatment, to quantify the perceptions of possible improvement 10 to 14 years after treatment, and to assess factors…
In 3 previous articles in this series on randomized clinical trials (RCTs), we discussed the process and steps of randomization. In this article, we will discuss the purpose and use…
You have decided to be an expert witness for the defense in a malpractice case. You are board certified and have lots of other supporting credentials. Your testimony was taken…
This case report describes the treatment of a boy, aged 13.6 years, whose ankylosed maxillary left central incisor had been avulsed and replanted 2.5 years earlier. Ankylosis of the tooth…
Introduction The force application period is a modifiable factor in root resorption. There is still ambiguity if the continuity of force application is advantageous in terms of root resorption and…
Introduction Patient photos and silhouettes are commonly used in clinical evaluations and orthodontic research to evaluate profile esthetics. The purpose of this study was to determine whether the use of…
Introduction Comprehension of informed consent information has been problematic. The purposes of this study were to evaluate the effectiveness of a shortened explanation of an established consent method and whether…
Introduction In this prospective longitudinal study, we compared the prevalence of mandibular second molar eruption difficulties in patients treated with appliances to maintain mandibular arch perimeter. Other independent variables (age,…
Introduction The aim of this study was to compare the efficacy of ibuprofen, viscoelastic bite wafers, and chewing gum in reducing orthodontic pain. Methods This randomized clinical trial included 50…
Introduction There is a popular belief among some musicians that playing a wind instrument regularly can affect the position of the teeth. The aim of this study was to investigate…
Long-term changes in untreated dental arches Tsiopas N, Nilner M, Bondemark L, Bjerklin K. A 40 years follow-up of dental arch dimensions and incisor irregularity in adults. Eur J Orthod…
One of your patients is a college professor who has lost multiple teeth. The original treatment plan calls for uprighting the posterior quadrants followed by restorative rehabilitation with both conventional…
How much time and money do you invest in continuing education annually to keep abreast of developments in orthodontics? In what venues do you find the most productive continuing educational…
I thank Dr Bai for his interest in our article, but I want to express a few concerns regarding his assertions. As reported on page 121, the article focused specifically…
In a July 2011 article, Bonetti et al reported on the treatment of an unerupted maxillary permanent canine. Canines play vital roles in both dentofacial esthetics and function. Canine impaction can…
The thought-provoking column by Dr Peter Greco in the November issue of the AJO-DO couldn’t have been better timed! It had us trying to reflect on the few decennia…
