Molar uprighting by a nickel-titanium spring
We read with interest the article of Dr Kim et al reporting on a new technique for molar uprighting (Kim MH, Kim M, Chun YS. Molar uprighting by a nickel-titanium spring…
Orthodontics
Authors’ response
First, we wish to express our appreciation to Drs. Yuanyuan Jiang, Qiaoling Ma, and Huang Li for their insightful comments. We hope that their comments and our reply will remind…
Treatment effects evaluated with cone-beam computed tomography
I read with interest the study of Kook et al, and my compliments to the authors for their efforts (Kook YA, Bayome M, Trang VT, Kim HJ, Park JH, Kim KB,…
Motive, motivation, and the 100-year anniversary
The setting was a small, exclusive, and festive dinner. Having advance notice of the guest list, I asked to be seated next to a highly respected leader in the education…
Osteogenesis imperfecta and rapid maxillary expansion: Report of 3 patients
Introduction The aim of this study was to analyze the effects of orthopedic therapy with rapid maxillary expansion (RME) in growing patients affected by osteogenesis imperfecta and treated with bisphosphonates….
Comprehensive treatment for an adult with bilateral cleft lip and palate
With interest, we read about the comprehensive treatment approach of a patient with bilateral cleft lip and palate in the January 2015 issue of the Journal (Kokai S, Fukuyama E,…
Periodontal, dentoalveolar, and skeletal effects of tooth-borne and tooth-bone-borne expansion appliances
Introduction The purposes of this study were to evaluate and compare the periodontal, dentoalveolar, and skeletal effects of tooth-borne and tooth-bone-borne expansion devices using cone-beam computed tomography. Methods Twenty-five patients…
Effect of clinical use of nickel-titanium springs
Introduction Our objectives were to determine whether there are changes on the load deflection rate (L/DP) and the average force (FP) of the superelastic pseudoplateau, and whether permanent deformation is…
Charles J. Burstone, 1928-2015
On February 11, 2015, the world of orthodontics lost a great pioneer and champion of the specialty. Dr Charles J. Burstone passed away at the age of 86 while on…
Early orthodontic treatment for Class II malocclusion reduces the chance of incisal trauma: Results of a Cochrane systematic review
In this article, we summarize the most clinically relevant findings of our recently updated Cochrane systematic review into the treatment of Class II Division 1 malocclusion. Methods A systematic review…
Retrospective investigation of the effects and efficiency of self-ligating and conventional brackets
Introduction The purpose of this retrospective cohort study was to assess the effects and efficiency of self-ligating brackets compared with conventional brackets. A secondary purpose was to identify the pretreatment…
Alfred Traxler Baum, 1922-2015
Alfred Traxler Baum spent 92 incredible years on this earth as a son, military officer, husband, father, grandfather, and leader in orthodontics. He was born in Cleveland, Ohio, the only…
Anchorage reinforcement with a fixed functional appliance during protraction of the mandibular second molars into the first molar extraction sites
Protraction of posterior teeth into edentulous spaces is a challenge. This report describes the treatment of a 19-year-old woman with missing mandibular first molars owing to caries. A fixed functional…
Growth modification of the face: A current perspective with emphasis on Class III treatment
A summary of the current status of modification of jaw growth indicates the following. 1. Transverse expansion of the maxilla is easy before adolescence, requires heavy forces to create microfractures…
Calculating the Pvalue and carrying out a statistical test
In the previous article, I discussed the null (H 0 ) and the alternative (H a ) hypotheses, and the z and t statistics. The next step is to calculate…
Destroying records
A reader sent me the following e-mail. “A few days ago, a prospective patient came into my office for an orthodontic consult. I don’t charge for an initial consult. She…
Evolution of Class III treatment in orthodontics
Angle, Tweed, and Moyers classified Class III malocclusions into 3 types: pseudo, dentoalveolar, and skeletal. Clinicians have been trying to identify the best timing to intercept a Class III malocclusion…
Accuracy of digital American Board of Orthodontics Discrepancy Index measurements
Introduction A digital analysis that is shown to be accurate will ease the demonstration of initial case complexity. To date, no literature exists on the accuracy of the digital American…
Prevalence and patterns of tooth agenesis in Angle Class II Division 2 malocclusion in Japan
Introduction The purpose of this study was to evaluate the prevalence and patterns of tooth agenesis in subjects with Angle Class II Division 2 malocclusion compared with general orthodontic patients…
