The influence of torque and manual glide path on the defect or separation rate of NiTi rotary instruments in root canal therapy
Introduction: One of the effecting factors in prognosis of root canal therapy is accidental procedure as broken files that may be unpreventable.Many manufacturers have designed and marketed various electromotors that can control rotational speed and torque.On the other hand, some studies have recommended applying a manual glide path to diminish con