title: Retreatment using a modified-tip instrument.
abstract: The purpose of this article is to present a technique in which a modified file is used with reaming motion and apical pressure in retreatment cases.
authors.affiliation: Department of Endodontics, Faculdade de Odontologia Universida De Federal de Rio Grande Del Sol, Porto Alegre, Brazil.
authors.forename: E V
authors.initials: EV
authors.lastname: Fachin
authors.forename: C S
authors.initials: CS
authors.lastname: Wenckus
authors.forename: C E
authors.initials: CE
authors.lastname: Aun
mesh_terms: D000328:Adult; D004867:Equipment Design; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012086:Reoperation; D018915:Root Canal Preparation / Q000295:instrumentation* / Q000379:methods; D012390:Root Canal Therapy / Q000379:methods