Abstract
The aim of the study will be the evaluation of the deflection of orthodontic wires of rectangular section (0.019 "x 0.025") on conventional brackets (Morelli) and self-ligating brackets (Damon and Speed). Two trademarks of wires will be used (Morelli and GAC), in three different alloys: stainless steel, Nitinol and CooperNiti. The specimens will be assembled in a clinical simulation model…