Complete Clinical Orthodontics : Treatment mechanics : part 2

Class III malocclusion with maxillary deficiency, mandibular prognathism and facial asymmetry

This article reports the clinical case of a female patient with history of unsuccessful orthodontic treatment. She presented with Class III malocclusion, mandibular and maxillary constriction, anterior crossbite and facial asymmetry resulting from laterognathism triggered by hyperactivity of the condyle revealed by vertical elongation of the right mandibular ramus. Patient's treatment consisted...

Treatment of bimaxillary protrusion with lever-arm mechanics and micro-implant anchorage.

Dr. Hong is Chairman, Department of Orthodontics, Chong-A Dental Hospital, and Clinical Professor, Department of Orthodontics, School of Dentistry, Seoul National University, Seoul, Korea. Drs. Lim and Heo are in the private practice of orthodontics in Seoul. Dr. Heo is also a Clinical Professor, Department of Dentistry, College of Medicine, Hallym University, Chuncheon, Korea. Dr. Ahn is an As...

Extraction treatment, part 2: guidelines for making the extraction decision.

Maxillary canine-first premolar transposition in the permanent dentition.

Maxillary canine premolar transposition is the most frequently reported transposition type, which many orthodontists face. Although correcting the transposed tooth order is not advised after the eruption of the permanent tooth, several articles published in the last decade demonstrated nonextraction treatment of transposition using fixed mechanics. This article describes the nonextraction treat...

Class II malocclusion associated with mandibular deficiency and maxillary and mandibular crowding: follow-up evaluation eight years after treatment completion

This report describes the correction of a clinical case of malocclusion with anteroposterior discrepancy and transverse, sagittal and vertical deficiencies. A nonextraction technique was used to preserve space in the dental arches and control facial growth for the correction of the sagittal skeletal relationship and of overbite. The mechanics adopted efficiently corrected malocclusion: all func...