Tarek M Elshazly, Ludger Keilig, Diva Nang, Bijan Golkhani, Anna Weber, Hanaa Elattar, Sameh Talaat, Christoph Bourauel
PURPOSE: The aim was to investigate the effect of aging by thermocycling and mechanical loading on forces and moments generated by orthodontic clear aligners made from different thermoplastic materials. METHODS: A total of 25 thermoformed aligners made from 5 different materials, i.e., Essix ACE® and Essix® PLUS™ (Dentsply Sirona, Bensheim, Germany), Invisalign® (Align Technology, San Jose, CA, USA), Duran®+ (Iserlohn, Germany), Zendura™ (Fremont, CA, USA), underwent a 14-day aging protocol involving mechanical loading (a 0...
April 23, 2024: Journal of Orofacial Orthopedics