Cleaning Ability of Irrigants and Orange Oil Solvent Combination in the Removal of Root Canal Filling Materials.

Objective: This study investigated the influence of different irrigants and the use of orange oil solvent in the removal of filling materials during root canal retreatment.

Methods: Forty maxillary premolars were shaped using the ProTaper System up to file F3 (size 30, 0.09 taper) and filled by Tagger's hybrid technique using the AH Plus.