The time needed to refit an orthodontic wire: Influence of the attachments - 07/12/14
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Summary |
In this prospective clinical study, we assessed the relative speed with which archwires can be changed by comparing self-ligating brackets with classical methods using elastomeric and metal ties, as well as the impact of the stage of orthodontic treatment. The main judgement criterion was the time required to place orthodontic archwires with different cross-sections, alloys and compositions, using two types of brackets, conventional twin-tie and self-ligating. Placement time was recorded 10 times for each procedure by three operators experienced in the use of self-ligating bracket clips. The In-Ovation self-ligating bracket in the metal version (In-Ovation R) and its ceramic variant (In-Ovation C) has a shorter implementation (archwire removal and placement) time than a classical system (conventional MicroArch® bracket). Mean ligating time is halved with the In-Ovation self-ligating brackets versus elastomeric ties and is reduced four-fold versus metal ties (with the help of an assistant) and even six-fold versus metal ties placed unassisted. On average, the time-saving was 1.5minutes per patient for ligating times ranging from 1.5 to 6minutes. The time saved in this way at each session could be used easily and intelligently to improve patient hygiene, talk with the child about his/her treatment progress and improve communication with parents.
Le texte complet de cet article est disponible en PDF.Key-words : Self-ligating bracket, Conventional bracket, Elastomeric tie, Metal tie, Orthodontic wires
Plan
Vol 12 - N° 4
P. 431-442 - décembre 2014 Retour au numéroBienvenue sur EM-consulte, la référence des professionnels de santé.
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