Scientific article
OA Policy
English

Bite force and its association with stability following Class II/1 functional appliance treatment

Published in

European journal of orthodontics, vol. 35, no. 4, p. 434-441

Publication date

2013

Abstract

SUMMARY The aims of this study were to investigate the value of pre-treatment maximal molar bite force as a predictive variable in determining post-treatment changes and stability following functional appliance treatment in Class II malocclusion children. Twenty-eight Class II malocclusion children having undergone functional appliance treatment were followed for at least 1 year post-treatment. Maximal molar bite force measurements, lateral cephalograms, and study casts were taken before treatment, after treatment, and after post-treatment follow-up. Relationships between pre-treatment maximal molar bite force and dental or cephalometric changes post-treatment were examined. Patients were divided into stable and unstable groups, based on dental sagittal changes (overjet and molar relationship), and differences between the two groups of patients determined. Post-treatment changes varied widely. Thirteen children showed dentoalveolar sagittal relapse, namely a shift in molars towards a Class II relationship and an increase in overjet, while 15 did not. The unstable group demonstrated a lower pre-treatment maximal molar bite force, as well as a more obtuse gonial angle, than the stable group. The gonial angle was found to be negatively correlated to maximal molar bite force and may thus be a cephalometric indicator partly reflecting the functional condition of the masticatory muscles.Children with a lower pre-treatment maximal molar bite force were more prone to dentoalveolar sagittal relapse following functional appliance treatment.

Citation (ISO format)

ANTONARAKIS, Gregory S, KJELLBERG, Heidrun, KILIARIDIS, Stavros. Bite force and its association with stability following Class II/1 functional appliance treatment. In: European journal of orthodontics, 2013, vol. 35, n° 4, p. 434–441. doi: 10.1093/ejo/cjs038

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Journal ISSN

0141-5387
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Technical informations

Creation

01/07/2013 17:57:00

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01/07/2013 17:57:00

Update

14/03/2023 20:20:36

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