Fig. 3
Custom-fabricated devices. Torsional (a) and flexural (b) tests using a mechanical testing machine (EZ-SX/Shimadzu, Barueri, SP, Brazil) with a 500 N load cell
Fig. 3 | Progress in Orthodontics
Custom-fabricated devices. Torsional (a) and flexural (b) tests using a mechanical testing machine (EZ-SX/Shimadzu, Barueri, SP, Brazil) with a 500 N load cell