Why are we fighting the Medical Device Excise Tax?
“No law is sufficiently convenient to all.” “Let the bears pay the bear tax. I’ll pay the Homer tax.” For the past several years, the American Association of Orthodontists (AAO)…
Surgical and orthodontic management of maxillary canine-lateral incisor transpositions
Transposition of the maxillary canine and the lateral incisor is a complex dental anomaly to treat. The difficulty increases if the treatment aims to correct the transposition. These case reports…
Change in the vertical dimension of Class II Division 1 patients after use of cervical or high-pull headgear
Introduction The goals of this study were to compare the effects that cervical and high-pull headgear have on the vertical dimensions in Class II Division 1 patients during phase 1 treatment…
Adverse effects of lingual and buccal orthodontic techniques
In their interesting and timely review in the June 2016 issue of the AJO-DO , Dr Fadi Ata-Ali et al cited an article of ours that was published in 2013 in…
Assessing agreement in measurements of orthodontic study models: Digital caliper on plaster models vs 3-dimensional software on models scanned by structured-light scanner
Introduction In this study we aimed to compare measurements on plaster models using a digital caliper, and on 3-dimensional (3D) digital models, produced using a structured-light scanner, using 3D software….
Treatment with Twin-block appliance followed by fixed appliance therapy in a growing Class II patient
A girl, aged 11 years 4 months, with a skeletal Class II pattern and a severe overjet (10 mm) was treated with a Twin-block appliance. After 9 months of appliance therapy, the skeletal Class…
Aligner orthodontics: Diagnostics, biomechanics, planning and treatment
Since the advent of popular clear aligner systems, including but not limited to Invisalign, there has been an increased need for a textbook with good scientific evidence on the topic….
En-masse protraction of mandibular posterior teeth into missing mandibular lateral incisor spaces using a fixed functional appliance
Protraction of mandibular posterior teeth requiring absolute anchorage has always been a challenge, especially when the space is located in the anterior region, since more teeth must be protracted. Traditionally,…
Comparisons of tooth sizes, dental arch dimensions, tooth wear, and dental crowding in Amazonian indigenous people
Inroduction Our objective was to assess tooth wear, arch dimensions, tooth sizes, and dental crowding in 4 remote indigenous villages on the Xingu River in Brazil. These populations have similar…
Microbiological assessment of aerosol generated during debond of fixed orthodontic appliances
Introduction The aims of this study were to describe bacterial load and diversity of the aerosol created during enamel cleanup after the removal of fixed orthodontic appliances and to assess…
