What happens to unprepared root canal walls: a correlative analysis using micro-computed tomography and histology/scanning electron microscopy.
J F SiqueiraA R PérezM F Marceliano-AlvesJ C ProvenzanoS G SilvaF R PiresG C S VieiraI N RôçasFlávio Rodrigues Ferreira AlvesPublished in: International endodontic journal (2017)
The areas that remain untouched by Reciproc instruments used with 2.5% NaOCl irrigation as revealed by micro-CT analysis were usually covered with debris, in the form of pulp tissue remnants, bacteria and dentine chips, especially in the apical root canal.