[Instruments fractured in the root-canal: prognosis of treatment and methods of removal of the fragment].
D003762:Dental Instruments; D003786:Dental Pulp Cavity; D005547:Foreign Bodies; D012390:Root Canal Therapy / Q000009:adverse effects
Thrausis mikroergaleiou antos tou rizikou solenos: prognosis tes emphraxeos kai methodoi aphaireseos tou trausmatos.