Root canal procedure(rct): unhealthy or injured tooth, subsequent creation of an access cavity with a dental handpiece, cleaning & shaping the root canals with an endodontic file, and restoration with gutta-percha filling and a crown

Root canal procedure(rct): unhealthy or injured tooth, subsequent creation of an access cavity with a dental handpiece, cleaning & shaping the root canals with an endodontic file, and restoration with gutta-percha filling and a crown