title: ProTaper NT system.
abstract: This article reviews the design and clinical use of the ProTaper NT file system.
authors.affiliation: Dental School, Department of Operative Dentistry and Periodontology, Kerpener Strasse 32, 50931 Köln, Germany. praxis_clauder@t-online.de
authors.forename: Thomas
authors.initials: T
authors.lastname: Clauder
authors.forename: Michael A
authors.initials: MA
authors.lastname: Baumann
mesh_terms: D003722:Dental Alloys / Q000737:chemistry; D003786:Dental Pulp Cavity / Q000473:pathology; D004867:Equipment Design; D004868:Equipment Failure; D006801:Humans; D009532:Nickel / Q000737:chemistry; D018915:Root Canal Preparation / Q000295:instrumentation* / Q000379:methods; D013499:Surface Properties; D014025:Titanium / Q000737:chemistry
chemical_list: D003722:Dental Alloys; C040654:titanium nickelide; D009532:Nickel; D014025:Titanium