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Efficient amalgam core elimination and root preservation with ultrasonic instrumentation
1Department of Endodontics, University of the Pacific, School of Dentistry, San Francisco, Calif.
The Journal of Prosthetic Dentistry
|August 1, 1992
Abstract:
An efficient ultrasonic vibratory energy technique for the elimination of deeply placed amalgam core in an endodontically treated tooth is presented. Root integrity is ensured by avoiding complete reliance on rotary burs for the removal of the obstructing alloy.