AAO research award winners recognized
The Council on Scientific Affairs (COSA) recently announced its selection of the best basic science and clinical research studies submitted by US and Canadian postgraduate orthodontic programs. Plan to hear…
Biomechanics of self-ligating brackets
One of the hottest subjects in town is the difference between self-ligating and conventional brackets, especially from the biomechanical point of view. We applaud the group from Edmonton, Alberta, Canada,…
Cranial base superimposition for 3-dimensional evaluation of soft-tissue changes
Introduction The recent emphases on soft tissues as the limiting factor in treatment and on soft-tissue relationships in establishing the goals of treatment has made 3-dimensional (3D) analysis of soft…
Mixed unilateral transposition of a maxillary canine, central incisor, and lateral incisor
A girl, aged 7 years 11 months, came for treatment with the chief complaint of lack of eruption of her maxillary right central and lateral permanent incisors. The radiographic analysis…
Treatment of a horizontally impacted mandibular canine in a girl with a Class II Division 1 malocclusion
When a patient has an impacted tooth, the timing of orthodontic treatment, the type of surgical procedure to expose the tooth, the orthodontic mechanics, and the potential problems vary depending…
Multiple bilateral impactions in an adolescent girl
This article describes a patient whose permanent canines and premolars had not erupted at age 14 years, although their root formation was complete, with closed apices. Surgical and orthodontic treatment…
Four curious cases of cone-beam computed tomography
Cone-beam computed tomography (CBCT) has become popular, and its many inherent advantages are indisputable. Nevertheless, CBCT is prescribed cautiously because the radiation dosage is higher than that of conventional radiography….
Considerations in the use of cone-beam computed tomography for buccal bone measurements
Cone-beam computed tomography (CBCT) has become a popular modality in research, but it can be misused and misunderstood. Several image quality, bone biology, and statistical factors must be considered before…
Directory: AAO Officers and Organizations
American Association of Orthodontists Annual Session April 30-May 4, 2010, Washington, DC 401 N Lindbergh Blvd, St Louis, MO 63141 (314) 993-1700 President , Robert J. Bray, Somers Point, NJ…
