Authors: Uma Maheswari, Sanjay Sundararajan, R. Devaki Vijayalakshmi, Priyanka Marla, Chandr Pandian
Introduction: This study aimed to evaluate the lingual archwire-bracket fit to establish the ideal lower anterior achwire span required for an Indian population. Materials and Methods: This study was carried out in 120 ideal mandibular casts using commercialy available preformed lingual acrhwires from Rabbit Force (Libral Traders, New Delhi, India) (27mm, 30mm, 31mm), Ormco (Kleen Pak TM System, Glendora, California) (26mm, 29mm) and G&H (Franklin, U.S.A OrthoForce G 4) (27mm, 30mm, 31mm). The brackets from Ormco Generation 7 brackets (0.018 slot), American Orthodontics, Stealth Brackets (0.022 slot), Orthox Orthodontics (0.018 slot) and Panama Orthodontics (0.018 slot). Results: The results show a difference existing in the commercially available preformed lingual archwire-bracket fit and lower anterior archwire span in Indian population. Conclusion: This study sheds light on the requirement of more customisation of pre-formed lingual archwires based on the ethnicity prevails. Keywords: Lingual orthodontics, Lingual archwire, Dental materials, Archwire span.
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