Results 11 to 20 of about 1,641,408 (271)

Reciproc versus Twisted file for root canal filling removal: assessment of apically extruded debris. [PDF]

open access: yesJ Istanb Univ Fac Dent, 2016
The aim of this study was to evaluate the amount of apically extruded debris during endodontic retreatment with different file systems.Sixty extracted human mandibular premolar teeth were used in this study. Root canals of the teeth were instrumented and filled before being randomly assigned to three groups.
Altunbas D   +5 more
europepmc   +9 more sources

Comparison of the centering ability of the ProTaper Universal, ProFile and Twisted File Rotary Systems [PDF]

open access: yesBrazilian Journal of Oral Sciences, 2015
Aim: To determine the centering ability of Twisted File™ rotary system compared with ProTaper Universal™ and ProFile™ rotary systems by evaluating pre- and postoperative cross-sectional images of the apical root canals third.
Daniela de Andrade Mendes   +2 more
doaj   +3 more sources

Comparative evaluation of twisted and protaper files in pediatric endodontics – In-vitro study

open access: yesIndian Journal of Dental Sciences, 2020
Aim: The aim of the present in-vitro study was to evaluate the cutting efficiency of two nickel-titanium (NiTi) file systems, Twisted File (TF) and ProTaper file.
Inderjeet Singh   +5 more
doaj   +2 more sources

Quantitative evaluation of apical extrusion of intracanal bacteria using rotary ProTaper, K3XF, twisted and hand K-file system: An ex vivo study

open access: yesIndian Journal of Dental Research, 2015
Aims: The aim of this study was to evaluate the number of intracanal bacteria extruded apically during root canal preparation using rotary ProTaper, K3XF, twisted, and hand K-file system.
Priyanka Ghogre   +5 more
doaj   +2 more sources

Comparison of cleaning efficiency and deformation characteristics of Twisted File and ProTaper rotary instruments. [PDF]

open access: yesEur J Dent, 2014
ABSTRACT Objective: The objective of the following study is to compare the cleaning efficiency and deformation characteristics of Twisted File (TF) and ProTaper (PT) nickel-titanium rotary instruments in root canal preparation. Materials and Methods: A total of 52 canals from 26 extracted maxillary first molars were randomly assigned into two
Li H, Zhang C, Li Q, Wang C, Song Y.
europepmc   +3 more sources

Transportation Assessment in Simulated Curved Canals after preparation with Twisted File Adaptive and BT-Race instruments. [PDF]

open access: yesJ Clin Exp Dent, 2017
This study compared the incidence of deviation along curved canals after preparation with two nickel-titanium (NiTi) rotary systems, Twisted File Adaptive and BT-RaCe.Forty resin training blocks with curved canals were filled with ink and divided into two groups according to the instrumentation technique.
Andrade-Junior CV   +6 more
europepmc   +3 more sources

Graphene-coated three-twisted-taper and four-twisted-taper for highly sensitive temperature and strain sensing

open access: yes, 2023
Fiber-optic sensor has emerged fast development and greatly applied in various fields. In this paper, by manually fire-drawing method of single mode fibers, we propose and fabricate two kinds of ultra-compact graphene-coated three-twisted-taper and four ...
Qiming Yin (8815145)   +3 more
core   +2 more sources

Geometric analysis of root canals prepared by single twisted file in three different operation modes. [PDF]

open access: yesEur J Dent, 2014
ABSTRACT Objective: The aim of this study was to evaluate and compare the effects of a single twisted file (TF) instrument in three different operation modes on the preparation of curved root canals in human molars and to explore a new possible method in canal shaping in the clinic setting.
Wu XC, Zhu YQ.
europepmc   +3 more sources

Dentinal crack formation during root canal preparations by the twisted file adaptive, Reciproc and WaveOne instruments. [PDF]

open access: yesEur J Dent, 2015
ABSTRACT Objective: This study aimed to compare the frequency of dentinal microcracks after root canal shaping with 2 reciprocating (Reciproc and WaveOne) and 1 combined continuous reciprocating motion twisted files adaptive (TFA) rotary system. Materials and Methods: Ninety molars were chosen and divided into three groups of 30 each.
Gergi RM, Osta NE, Naaman AS.
europepmc   +4 more sources

Twisted vs Protaper Files in Contemporary Pediatric Endodontics

open access: yesInternational Journal of Clinical Pediatric Dentistry, 2014
To compare the cutting efficiency of twisted files with protaper files in primary teeth.It is an experimental, in vitro study comparing two groups.The obtained results from the experiment were statistically analyzed with Mann-Whitney U-test. Twisted files showed better cutting efficiency when compared to protaper files.Since twisted files show a better
Ramasetty Prabhakar, Attiguppe   +2 more
openaire   +2 more sources

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