A quantitative comparison of the ability of diamond and K-type files to remove dentin.
Diamond endodontic files and K-type files were compared for their ability to remove dentin when powered both by hand and by ultrasound. The diamond files were significantly superior dentin-removing instruments, especially when energized by ultrasound.
D003804:Dentin / Q000601:surgery*; D011211:Electric Power Supplies; D006801:Humans; D012390:Root Canal Therapy / Q000295:instrumentation*; D014465:Ultrasonics