A new ultrasonic canal preparation system with electronic monitoring of file tip position.

@article{Kobayashi1996ANU,
  title={A new ultrasonic canal preparation system with electronic monitoring of file tip position.},
  author={Ch Kobayashi and Takatomo Yoshioka and Hideaki Suda},
  journal={Journal of endodontics},
  year={1996},
  volume={22 9},
  pages={489-92}
}
A new ultrasonic root canal preparation system has been developed that electronically monitors the location of the file tip during all instrumentation procedures. The Root ZX has been adapted for this purpose, and its filter circuit effectively cuts out the large spike noise of the ultrasonic unit. During enlargement of the canal, the ultrasonic vibration… CONTINUE READING