Prevalence of different orthodontic malocclusions


This review the prevalence of malocclusions and different orthodontic features in children and adolescents included 123 studies. However the broad range of approaches used in the studies to determine malocclusion and orthodontic features means that the findings need to be interpreted cautiously.

[read the full story...]

Malocclusion in Down syndrome children and adolescents


This review of the occurence of maloclusion in children/adolescents with Down syndrome included 11 studies and suggests a higher prevalence of malocclusion.

[read the full story...]

Orthodontic treatment duration: no shorter with customised orthodontic system

shutterstock_81157801-orthodontic appliance

This well conducted and reported trial compared customised orthodontic system against traditional methods. The customised system was not associated with any significant reduction in treatment duration, and the treatment outcomes were comparable with both systems.

[read the full story...]

Class III malocclusion: early treatment with facemask beneficial


This review of the early treatment of class III malocclusion identified 15 studies (9 RCTs, 6 CCTs) providing moderate quality evidence that early treatment with a facemask results in positive improvement for both skeletal and dental effects in the short term.

[read the full story...]

Chin cup treatment for class III maloclussions: little evidence to assess impact on temporomandibular joint


This review focuses on the effect of chin cup therapy used for treating class III malocclusion on the TMJ.On 8 low quality studies could be included and they suggest suggests that chin cup therapy affects the condylar growth pattern but constitutes no risk factor for TMD.

[read the full story...]

Review finds limited evidence for the effectiveness of the Fränkel regulator for class III malocclusions


Treatment of class III malocclusions frequently involves the use of functional appliances. The Fränkel regulator type III (FR-3) is a wire and acrylic appliance developed to treat class III malocclusions but there is controversy over its effectiveness. The aim of this review was to evaluate the effectiveness of the FR-3 in patients with Class III [read the full story…]

Second group of reviewers find some evidence for use of facemask for class III malocclusions


The aim of this review was to evaluate the short-term skeletal effects of facemask treatment on growing Class III patients. Searches were conducted in PubMed, Medline, Embase, Cochrane Central Register of Controlled Trials, Web of Science, LILACS, and Google Scholar. Randomised controlled trials (RCTs) conducted on growing class III patients using protraction facemask were included. [read the full story…]

Some evidence to support use of facemask appliance for class III malocclusions


Prominent lower front teeth (reverse bite; under bite; Class III malocclusion) are more common in oriental (15%) and black races (10%) and relatively uncommon in Caucasian (4%) populations. Several orthodontic approaches have been suggested to correct this and the aim of this Cochrane review was to assess the effects of orthodontic treatment for prominent lower [read the full story…]

Insufficient trial evidence that any surgical treatment for prominent lower front teeth is better or worse than another

Logo of The Cochrane Collaboration

Prominent  lower front teeth can  be associated with a large or prominent lower jaw and/or a small or retrusive upper jaw . The reasons why this occurs are not well understood.  Treatments to correct this range from orthodontic to surgical.  The aim of this Cochrane  review was to evaluate different treatments of Angle Class III [read the full story…]