The influence of root canal shape on the sealing ability of two root canal sealers.

abstract：AIM:To analyse several physicochemical properties of AH Plus (Dentsply DeTrey, Konstanz, Germany), including setting time, flow, radiopacity and the degree of conversion (DC); and to correlate the results with the source of the material: from the beginning, middle or end of the tubes in which they were supplied. METHO...

journal_title：International endodontic journal

authors： Baldi JV,Bernardes RA,Duarte MA,Ordinola-Zapata R,Cavenago BC,Moraes JC,de Moraes IG

更新日期：2012-10-01 00:00:00

abstract：AIM:To establish and characterize different types of fibroblastic cell lines derived from dental pulp tissue. METHODOLOGY:Human dental pulp tissue-derived cells were transfected with SV40 large T antigen by Lipofectamine transfection method. Geneticin (G418)-resistant cells were selected and different cell lines were ...

journal_title：International endodontic journal

authors： Suguro H,Asano M,Kaneko Y,Omagari D,Ogiso B,Moro I,Komiyama K

更新日期：2008-07-01 00:00:00

abstract：AIM:To evaluate ex vivo the incidence of defects in root dentine before and after root canal preparation and filling. METHODOLOGY:Eighty extracted mandibular premolars were divided equally in four groups. Group 1 was left unprepared. All other root canals were prepared using Gates Glidden drills and System GT files up...

journal_title：International endodontic journal

authors： Shemesh H,Bier CA,Wu MK,Tanomaru-Filho M,Wesselink PR

更新日期：2009-03-01 00:00:00

abstract：AIM:To assess and compare the resistance to cyclic fatigue, torsional stress, bending and buckling of ProGlider (PG; Dentsply Maillefer, Ballaigues, Switzerland) instruments with PathFile (PF; Dentsply Maillefer) pathfinding nickel-titanium rotary instruments. METHODOLOGY:Size 16, .02 taper PG and PF instruments were ...

journal_title：International endodontic journal

authors： Elnaghy AM,Elsaka SE

更新日期：2015-09-01 00:00:00

abstract：AIM:The aim of this study was to determine the shaping ability of Quantec LX nickel-titanium rotary instruments in simulated root canals. METHODOLOGY:Forty simulated canals consisting of four different shapes in terms of angle and position of curvature were prepared with Quantec LX instruments. Sequential still images...

journal_title：International endodontic journal

authors： Griffiths IT,Bryant ST,Dummer PM

更新日期：2000-07-01 00:00:00

abstract：:CLINICAL TECHNIQUE: It is generally accepted that the success of root-canal treatment is mainly dependent on the proper cleaning, shaping and hermetic obturation of root canals. Obturation of the root canal is of importance as 60% of endodontic failures are attributable to incomplete obliteration of the root-canal sys...

journal_title：International endodontic journal

authors： Kerezoudis NP,Valavanis D,Prountzos F

更新日期：1999-01-01 00:00:00

abstract：AIM:The aim of this in vitro study was to evaluate the shear bond strength of commercially available and experimental glass ionomer cement (GIC) sealers to dentine exposed to common endodontic irrigants. METHODOLOGY:The enamel of 90 bovine incisor crowns, randomly divided into nine equal groups, was ground to expose t...

journal_title：International endodontic journal

authors： Lalh MS,Titley K,Torneck CD,Friedman S

更新日期：1999-11-01 00:00:00

abstract：AIM:To assess the effect of acid-etching duration time on the compressive strength, microstructure and shear bond strength of All-Bond Universal adhesive to MTA-Angelus (AMTA), and Biodentine (BD). METHODOLOGY:Forty-eight cylindrical specimens (4 mm in diameter, 6 mm in height) of AMTA in four groups and 48 specimens ...

journal_title：International endodontic journal

authors： Shafiei F,Doozandeh M,Gharibpour F,Adl A

更新日期：2019-04-01 00:00:00

abstract：:The large variations observed in dentists' management of periapical lesions in endodontically treated teeth suggest that disease concepts used in clinical practice should be investigated. In the present study it was hypothesized that dentists regard various periapical conditions as different stages on a health continu...

journal_title：International endodontic journal

authors： Kvist T,Reit C,Esposito M,Mileman P,Bianchi S,Pettersson K,Andersson C

更新日期：1994-11-01 00:00:00

abstract：AIM:The aim of this study was to test the null hypothesis that sodium hypochlorite irrigation of root canals does not alter the properties of dentine and contribute to the weakening of root-treated teeth. METHODOLOGY:The effect of two concentrations (0.5%, 5.25%) of sodium hypochlorite (NaOCl) and saline on (i) the el...

journal_title：International endodontic journal

authors： Sim TP,Knowles JC,Ng YL,Shelton J,Gulabivala K

更新日期：2001-03-01 00:00:00

abstract：AIM:To evaluate whether the type of display device affects the detection of vertical root fractures (VRFs) on digital radiographs in unfilled canals and canals with fibreglass posts. METHODOLOGY:Forty single-rooted human teeth were decoronated, and the root canals were prepared. The teeth were divided into 2 groups: c...

journal_title：International endodontic journal

authors： Vasconcelos TV,Santaella GM,Nascimento HA,Rovaris K,Ambrosano GM,Freitas DQ

更新日期：2016-04-01 00:00:00

abstract：:The effects of varying clinically relevant patterns of anaesthetic-vasoconstrictor combinations used for periradicular surgery on plasma concentrations of catecholamines and haemodynamic responses was studied in the canine model. Five mongrel dogs were anaesthetized with sodium pentobarbitol. A femoral cannula was ins...

journal_title：International endodontic journal

authors： Gutmann JL,Frazier LW Jr,Baron B

更新日期：1996-01-01 00:00:00

abstract：:The reliability of two commonly used methods of sealability testing, dye leakage under normal atmospheric pressure and dye leakage in a partial vacuum, was tested using a repeated studies design. Forty extracted teeth were instrumented and obturated using lateral condensation of gutta-percha and Sealapex sealer. One-h...

journal_title：International endodontic journal

authors： Roda RS,Gutmann JL

更新日期：1995-05-01 00:00:00

abstract：AIM:To present examples of radiographic image reconstructions in endodontic treatment, to discuss the potential problems arising from the use of image processing software and to mention some current methods to prevent such counterfeit utilization of digital endodontic radiographs. SUMMARY:Conventional Ultra-Speed peri...

journal_title：International endodontic journal

authors： Güneri P,Akdeniz BG

更新日期：2004-03-01 00:00:00

abstract：AIM:The objectives of this laboratory-based study were to investigate the effects of GH12 on Enterococcus faecalis biofilm and virulence. METHODOLOGY:Minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) of GH12 against E. faecalis were first determined. A time-kill assay was further cond...

journal_title：International endodontic journal

authors： Li Y,Wang Y,Chen X,Jiang W,Jiang X,Zeng Y,Li X,Feng Z,Luo J,Zhang L

更新日期：2020-07-01 00:00:00

abstract：AIMS:(i) To compare the prevalence of extrusion of root filling material when placed using different root filling techniques, with or without customization of the master gutta-percha (GP) cone; and (ii) to investigate the effects of some factors influencing root filling extrusion and presence of voids. METHODOLOGY:A t...

journal_title：International endodontic journal

authors： van Zyl SP,Gulabivala K,Ng YL

更新日期：2005-09-01 00:00:00

abstract：AIM:To evaluate the effect of depth of insertion of an irrigation needle tip on the removal of hard-tissue debris using micro-computed tomographic (micro-CT) imaging. METHODOLOGY:Twenty isthmus-containing mesial roots of mandibular molars were anatomically matched based on similar morphological dimensions using micro-...

journal_title：International endodontic journal

authors： Perez R,Neves AA,Belladonna FG,Silva EJNL,Souza EM,Fidel S,Versiani MA,Lima I,Carvalho C,De-Deus G

更新日期：2017-06-01 00:00:00

abstract：AIM:To assess the long-term outcome of root filled teeth in a general adult population examined in 1997, 2003 and 2008. METHODOLOGY:The study provides longitudinal, observational information on endodontic status for 327 randomly selected individuals from a general Danish population receiving three consecutive full-mou...

journal_title：International endodontic journal

authors： Kirkevang LL,Vaeth M,Wenzel A

更新日期：2014-10-01 00:00:00

abstract：AIM:To compare canal and isthmus debris debridement efficacies of the manual dynamic irrigation (MDI) and apical negative pressure (ANP) techniques in the mesial root of mandibular first molars with narrow isthmi, using a closed canal design. METHODOLOGY:Micro-computed tomography was employed to select 20 teeth, each ...

journal_title：International endodontic journal

authors： Susin L,Liu Y,Yoon JC,Parente JM,Loushine RJ,Ricucci D,Bryan T,Weller RN,Pashley DH,Tay FR

更新日期：2010-12-01 00:00:00

abstract：AIM:To evaluate the influence of thermomechanical compaction (Tagger's hybrid technique - THT) on the push-out strength of several root filling materials to root dentine. METHODOLOGY:Root canals of eighty roots in human canines were prepared with the ProTaper system and filled with one of the following materials, usin...

journal_title：International endodontic journal

authors： Carneiro SM,Sousa-Neto MD,Rached FA Jr,Miranda CE,Silva SR,Silva-Sousa YT

更新日期：2012-09-01 00:00:00

abstract：AIM:To investigate the presence of resolvins E1 (RvE1) and D2 (RvD2) in teeth with primary endodontic infections and apical periodontitis, and to assess the influence of calcium hydroxide medication [Ca(OH)2 ], in association with 2% chlorhexidine gel (2% CHX gel), and N-acetylcysteine (NAC) on the levels of RvE1 and R...

journal_title：International endodontic journal

authors： Corazza BJM,Martinho FC,Khoury RD,Toia CC,Orozco EIF,Prado RF,Machado FP,Valera MC

更新日期：2021-01-01 00:00:00

abstract：AIM:To test the chemical-physical properties and apatite-forming ability of experimental fluoride-doped calcium silicate cements designed to create novel bioactive materials for use in endodontics and oral surgery. METHODOLOGY:A thermally treated calcium silicate cement (wTC) containing CaCl(2) 5%wt was modified by ad...

journal_title：International endodontic journal

authors： Gandolfi MG,Taddei P,Siboni F,Modena E,Ginebra MP,Prati C

更新日期：2011-10-01 00:00:00

abstract：:The purpose of this investigation was to study the effects of a Nd:YAG laser on the cut surface of teeth using scanning electron microscopy (SEM). Eighteen single-rooted teeth were cleaned, shaped, and obturated with gutta-percha and root canal sealer. The apical 3 mm of each tooth were resected with a diamond fissure...

journal_title：International endodontic journal

authors： Stabholz A,Khayat A,Weeks DA,Neev J,Torabinejad M

更新日期：1992-11-01 00:00:00

abstract：AIM:To evaluate and observe the cellular reactions that occur during the interaction/integration between 2-hydroxyethyl methacrylate/host tissue/microbial environment, in a co-culture of human gingival fibroblasts (HGF) and Streptococcus mitis strains. METHODOLOGY:Streptococcus mitis were cultured with strains in the ...

journal_title：International endodontic journal

authors： Zara S,Di Giulio M,D'Ercole S,Cellini L,Cataldi A

更新日期：2011-12-01 00:00:00

abstract：AIM:To evaluate the wear of root wall surfaces, the bond strength of sealers to dentine and the demineralization around root filling materials after canals were exposed to acid challenge in situ. METHODOLOGY:Eighty-seven roots of mandibular incisors were selected. Thirty-two were used in the laboratory bond strength s...

journal_title：International endodontic journal

authors： Silva-Neto RD,Sousa-Neto MD,Pécora JD,Palma-Dibb RG,Souza-Gabriel AE

更新日期：2018-03-01 00:00:00

abstract：AIM:To describe some toxic effects of arsenic trioxide in the mouth, to condemn its continued use, and present a case in which a tooth was preserved despite significant bony destruction. SUMMARY:A case is presented in which severe alveolar bone necrosis resulted from leak-age of an arsenical devitalization paste into ...

journal_title：International endodontic journal

authors： Ozmeriç N

更新日期：2002-03-01 00:00:00

abstract：AIM:To assay the toxicity of the single-methacrylate-based sealer urethane dimethacrylate (UDMA) (EndoRez) in terms of cell growth and pro-inflammatory cytokines release, in expanded ex vivo human dental pulp stem cells (hDPSCs), human periodontal ligament stem cells (hPDLSCs), human gingival fibroblasts (hGFs) and hum...

journal_title：International endodontic journal

authors： Diomede F,Caputi S,Merciaro I,Frisone S,D'Arcangelo C,Piattelli A,Trubiani O

更新日期：2014-09-01 00:00:00

abstract：:The Netherlands Society for Endodontology has developed a 5-year plan for continuing education that served as a guideline for two basic courses in endodontology. The 2-day basic course has been attended by over 2000 dentists, and has been very much appreciated according to the evaluation outlined in this article. The ...

journal_title：International endodontic journal

authors： Wesselink PR

更新日期：1991-07-01 00:00:00

abstract：AIM:To report the hydration mechanism of white mineral trioxide aggregate (White MTA, Dentsply, Tulsa Dental Products, Tulsa, OK, USA). METHODOLOGY:The chemical constitution of white MTA was studied by viewing the powder in polished sections under the scanning electron microscope (SEM). The hydration of both white MTA...

journal_title：International endodontic journal

authors： Camilleri J

更新日期：2007-06-01 00:00:00

abstract：AIM:To determine the root canal morphology of mandibular first premolar teeth in an Indian population using a decalcification and clearing technique. METHODOLOGY:One hundred extracted adult mandibular first premolar teeth were studied following decalcification and clearing. The shape of the canal orifice, root canal p...

journal_title：International endodontic journal

authors： Velmurugan N,Sandhya R

更新日期：2009-01-01 00:00:00