An Evaluation of Antimicrobial Efficacy of Root Canal Preparation With Hand K-Files, Hand Pro Taper, and Pro Taper Rotary Files.

Background: Microorganisms are considered to be the primary cause behind persistent pulpoperiapical pathologies as well as endodontic failures. It has been found that is one of the most commonly isolated organisms in failed endodontic treatment. Proper and appropriate mechanical instrumentation is necessary to eradicate these microorganisms.