In vitro comparative evaluation of efficiency of XP-endo shaper, XP-endo finisher, and XP-endo finisher-R files in terms of residual root filling material, preservation of root dentin, and time during retreatment procedures in oval canals – A cone-beam computed tomography analysis

Abstract

XPS + XPF-R removed gutta-percha more significantly without sacrificing the sound dentin along with instrumentation.