Orthodontic treatment: Does it take longer in adult patients?

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This review comparing the duration of fixed orthodontic treatment between adults and adolescents included 11 studies the majority of which were retrospective. Meta-analyses indicated no statisticall or clinical differences in duration although the quality of the available evidence was low to very low.

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Orthodontics: How much force is needed to move teeth with fixed appliances?

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This review looking at the optimal force magnitude for achieving orthodontic tooth movement included 12 studies suggesting there is weak to moderate evidence showing that forces ranging between 50 cN and 100 cN are optimal for the rate of orthodontic tooth movement.

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Clear aligner orthodontic treatment

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This review assessing the predictability of clear aligners and treatment outcomes of clear aligner therapy compared with fixed appliance therapy included 7 small studies of limited quality.

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White spot lesions: Topical fluoride for prevention during fixed orthodontic treatment

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This Cochrane review update evaluates whether topical fluoride reduces the proportion of orthodontic patients with new demineralised lesions (white spot lesions). In included 10 studies finding some low certainty evidence that some topical fluorides reduced white spot lesions.

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Enamel white spot lesions: self-application of topical fluorides for prevention and reversal

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This review of self-applied topical fluorides for the prevention reversal of enamel white spot lesions during fixed orthodontic treatment included 3 RCTs two of which were at high risk of bias.

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Root resorption in patients having clear aligner orthodontic treatment

Invisalign_aligner

This reviews of external root resorption (ERR) in patients receiving clear aligners treatment (CAT) with those being treated with fixed appliances included 11 observational studies. While the findings suggest ERR may be lower in patients treated with CAT the quality of the evidence is limited.

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Orthodontic bonding: Direct or indirect?

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This review of direct and indirect bonding techniques for orthodontic backet placement included 8 small RCTs of limited quality suggesting no significant difference in bracket placement accuracy, oral hygiene status and bond failure rate.

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White spot lesion prevention during orthodontic treatment

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This review of the efficacy of preventive interventions against the development of white spot lesions (WSLs) during fixed appliance orthodontic treatment included 23 RCTs tha majority of which were at high risk of bias. The findings suggest some benefit from sealants and fluoride varnishes but more high quality research is neeeded.

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Fixed orthodontic appliances: What is the most effective debonding technique?

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This review of different methods for reducing pain and discomfort during removal of fixed orthodontic appliances included 6 RCTs providing weak evidence for pre-debonding analgesia and other approaches.

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Fluoride for white spot lesion prevention during orthodontic treatment

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This review of professional topical fluoride application to prevent/reverse enamel white spot lesions during orthdontic treatment included 11 RCTs suggesting a reduction of in incidence of between 25–30% .

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