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Clinical Cases

Impact of heat treatments on the fatigue resistance of different rotary nickel-titanium instruments
Lígia Carolina Moreira Braga
Ana Cristina Faria Silva
Vicente Tadeu Lopes Buono
Maria Guiomar de Azevedo Bahia
MS, Ds and Phd

The aim of this study was to assess the influence of M-Wire (Dentsply Tulsa Dental Specialties, Tulsa, OK) and controlled memory technologies on the fatigue resistance of rotary nickel-titanium (NiTi) files by comparing files made using these 2 technologies with conventional NiTi files.