title: Removal of fractured endodontic instruments using ultrasonics.
mesh_terms: D000328:Adult; D003786:Dental Pulp Cavity; D004868:Equipment Failure; D005547:Foreign Bodies / Q000628:therapy*; D006801:Humans; D008297:Male; D012388:Root Canal Irrigants / Q000008:administration & dosage; D012390:Root Canal Therapy / Q000009:adverse effects / Q000295:instrumentation*; D014464:Ultrasonic Therapy; D014867:Water
chemical_list: D012388:Root Canal Irrigants; D014867:Water