نتایج جستجو برای: coronal pre
تعداد نتایج: 324816 فیلتر نتایج به سال:
introduction: a coronal barrier in root-filled teeth is one of the most effective methods for prevention of coronal microleakage. the aim of this study was to compare coronal microleakage of three materials [light-cured glass-ionomer (gi), mineral trioxide aggregate (mta), and composite resin] as coronal barriers. materials and methods: a total of 188 intact maxillary incisors were used. after ...
abstract background: to evaluate proximal junctional segment changes in adolescent idiopathic scoliosis(ais) the posterior spinal fusion and also instrumentation also and finding of probable risk factors, were all considered in this study. methods: we retrospectively reviewed radiographs of 121 consecutive patients who underwent posterior spinal fusion for ais from t3 or below, with a mean ...
BACKGROUND The purpose of this study was to evaluate the screw-home movement at the tibiofemoral joint during normal gait by utilizing the 3-dimensional motion capture technique. METHODS Fifteen young males and fifteen young females (total 60 knee joints) who had no history of musculoskeletal disease or a particular gait problem were included in this study. Two more markers were attached to t...
BACKGROUND External tibial torsion causes an abnormal axis of joint motion relative to the line of progression with resultant abnormal coronal plane knee moments and affects lever arm function of the foot in power generation at the ankle. However, it is unclear whether surgical correction of the tibial torsion corrects the moments and power. QUESTIONS/PURPOSES We evaluated whether surgical co...
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