Nickel-titanium (NiTi) archwires are routinely utilized for initial leveling and alignment of teeth in orthodontic cure. This examine aimed to clinically compare the level of pain and tooth alignment in orthodontic cure which has a-NiTi compared to Cu-NiTi archwires. Study item characteristics and technological requirements for main brands NiTi alloys https://www.ortix.co.uk/wires/