Effect of dentine surface treatment on leakage of root fillings with a glass ionomer sealer.

abstract：AIM:The aim of this study was to compare two protocols to examine bacterial colonization in teeth associated with chronic apical periodontitis with acute episodes (ap), using light microscopy (LM), transmission electron microscopy (TEM) and scanning electron microscopy (SEM). METHODOLOGY:Nine root samples (seven teeth...

journal_title：International endodontic journal

authors： Richardson N,Mordan NJ,Figueiredo JA,Ng YL,Gulabivala K

更新日期：2009-10-01 00:00:00

abstract：AIM:To evaluate the effect of rotational speed and the angle and radius of curvature of root canals on the fracture of two types of nickel-titanium rotary instruments: K3 and ProTaper. METHODOLOGY:A total of 240 root canals of extracted human maxillary and mandibular molars were divided into two groups of 120, accordi...

journal_title：International endodontic journal

authors： Martín B,Zelada G,Varela P,Bahillo JG,Magán F,Ahn S,Rodríguez C

更新日期：2003-04-01 00:00:00

abstract：AIM:To compare the fracture resistance of roots filled with different materials. METHODOLOGY:Thirty-four freshly extracted human maxillary central incisor teeth with similar dimension were selected. Crowns were sectioned at the cemento-enamel junction, and the length of the roots were adjusted to 13 mm. Following the ...

journal_title：International endodontic journal

authors： Sagsen B,Er O,Kahraman Y,Akdogan G

更新日期：2007-01-01 00:00:00

abstract：AIM:To describe unusual variations in the root morphology and root canal systems of mandibular first and second premolar teeth extracted for orthodontic reasons. SUMMARY:Normally mandibular first and second premolar teeth have single roots with single canals. A 15-year-old patient presented for orthodontic treatment a...

journal_title：International endodontic journal

authors： Cleghorn BM,Christie WH,Dong CC

更新日期：2008-11-01 00:00:00

abstract：AIM:The purpose of this study was to investigate the expression of cyclooxygenase-2 (COX-2) in radicular cysts. METHODOLOGY:Thirty biopsy specimens of radicular cysts were examined using immunohistochemistry. A peroxidase-labelled streptavidin-biotin technique was used for identification of the COX-2. Fisher's exact t...

journal_title：International endodontic journal

authors： Tsai CH,Huang FM,Yang LC,Chou MY,Chang YC

更新日期：2002-10-01 00:00:00

abstract：:Thirty single-rooted teeth were prepared to receive cast posts. After cementation of the post the teeth were divided into three groups. Group I did not receive any treatment, whereas the posts in groups II and III were treated with an ultrasonic device, for 2 min and 5 min, respectively. The force required for post re...

journal_title：International endodontic journal

authors： Berbert A,Filho MT,Ueno AH,Bramante CM,Ishikiriama A

更新日期：1995-01-01 00:00:00

abstract：:This systematic review (SR; PROSPERO database: CRD42017075160) and network meta-analysis (NMA) identified the most effective oral premedication for anaesthetic success of inferior alveolar nerve blocks (IANB) in cases of irreversible pulpitis. Medline and Ebscohost databases were searched up until 10/2017. Randomized ...

journal_title：International endodontic journal

authors： Pulikkotil SJ,Nagendrababu V,Veettil SK,Jinatongthai P,Setzer FC

更新日期：2018-09-01 00:00:00

abstract：AIM:The aim of the present study was to investigate the antimicrobial activity of octenidine on Enterococcus faecalis ATCC 29212 in a dentine block model. METHODOLOGY:Fifty-six root segments of extracted human teeth were infected with E. faecalis for 4 weeks. Octenidine-phenoxyethanol gel (1 : 1) was applied for diffe...

journal_title：International endodontic journal

authors： Tandjung L,Waltimo T,Hauser I,Heide P,Decker EM,Weiger R

更新日期：2007-11-01 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：CASE REPORTS:The problem of thermal sensitivity following non-surgical root-canal treatment is explored and case reports are presented. Possible causes for post-treatment discomfort from endodontic and restorative aetiologies are discussed, as are the mechanisms to explain the patients' painful experiences. Treatment o...

journal_title：International endodontic journal

authors： Tidwell E,Witherspoon DE,Gutmann JL,Vreeland DL,Sweet PM

更新日期：1999-03-01 00:00:00

abstract：AIM:To investigate the prevalence of apical periodontitis and the quality of root canal treatment in an adult Turkish population who visited a university dental clinic. SUMMARY:The periapical status of 8863 teeth belonging to 375 patients was evaluated by two pre-calibrated observers from panoramic radiographs. The pr...

journal_title：International endodontic journal

authors： Sunay H,Tanalp J,Dikbas I,Bayirli G

更新日期：2007-02-01 00:00:00

abstract：AIM:The present randomized, controlled prospective study evaluated the histomorphological response of human dental pulps capped with two grey mineral trioxide aggregate (MTA) compounds. METHODOLOGY:Pulp exposures were performed on the occlusal floor of 40 human permanent pre-molars. The pulp was capped either with Pro...

journal_title：International endodontic journal

authors： Accorinte ML,Loguercio AD,Reis A,Bauer JR,Grande RH,Murata SS,Souza V,Holland R

更新日期：2009-02-01 00:00:00

abstract：:This study was conducted to evaluate the efficacy of the antibacterial activity of Ca(OH)2 and a sustained-release device containing chlorhexidine (SRD) in both sterilization and prevention of secondary infection of the root canal system. Bovine root dentine specimens previously incubated with Streptococcus faecalis w...

journal_title：International endodontic journal

authors： Heling I,Steinberg D,Kenig S,Gavrilovich I,Sela MN,Friedman M

更新日期：1992-01-01 00:00:00

abstract：AIM:This study was undertaken to determine the incidence of root fractures during post removal, as well as the methods used and the success rates achieved with various post removal devices and techniques. METHODOLOGY:Patient records from a specialist endodontic practice were examined. A total of 1600 teeth from which ...

journal_title：International endodontic journal

authors： Abbott PV

更新日期：2002-01-01 00:00:00

abstract：AIM:The Bramante method was used to study how the natural curvature of root canals was modified when using the Hero 642 nickel-titanium rotary system. METHODOLOGY:Twenty-four canals were selected in freshly extracted human mandibular molars. Every root canal had an angle of curvature greater than 20 degrees. Roots wer...

journal_title：International endodontic journal

authors： Bertrand MF,Lupi-Pégurier L,Médioni E,Muller M,Bolla M

更新日期：2001-12-01 00:00:00

abstract：AIM:To investigate the composition of materials and leachate of a hydrated prototype cement composed of tricalcium silicate and radiopacifier and compare this to other tricalcium silicate-based cements (Biodentine and Bioaggregate) to assess whether the additives in the proprietary brand cements affect the hydration of...

journal_title：International endodontic journal

authors： Grech L,Mallia B,Camilleri J

更新日期：2013-07-01 00:00:00

abstract：:The aim of this report is to (i) review the current literature on the status of root filled teeth, (ii) analyse the most important factors in decision-making, (iii) discuss the current restorative concepts, and (iv) classify both the evidence and clinical practice in a way that seeks to be clear, understandable and he...

journal_title：International endodontic journal

authors： Zarow M,Ramírez-Sebastià A,Paolone G,de Ribot Porta J,Mora J,Espona J,Durán-Sindreu F,Roig M

更新日期：2018-03-01 00:00:00

abstract：:When operated in air, the sonic endodontic instrument produced a movement at the driver head which resulted in a large elliptical oscillation of the file. This motion had similar properties to ultrasonically operated files in that there was a distinct variability in the magnitude of the vibratory motion between files ...

journal_title：International endodontic journal

authors： Walmsley AD,Lumley PJ,Laird WR

更新日期：1989-05-01 00:00:00

abstract：AIM:To compare the efficacy of photon-induced photoacoustic streaming (PIPS) technique with conventional, sonic and ultrasonic irrigation on the removal of apically placed dentinal debris from an artificial groove created in a root canal. METHODOLOGY:Root canal preparation was performed up to size 40 on 48 extracted s...

journal_title：International endodontic journal

authors： Arslan H,Capar ID,Saygili G,Gok T,Akcay M

更新日期：2014-11-01 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 investigate the reliability of using bovine teeth as an alternative to human teeth in an intra-tooth push-out model by comparing the bond strength of three root canal sealers in both tooth substrates. METHODOLOGY:From human and bovine incisors (12 per group), one 1-mm disc was obtained from each root. On each d...

journal_title：International endodontic journal

authors： Silva EJNL,Carvalho NK,Prado MC,Senna PM,Souza EM,De-Deus G

更新日期：2019-07-01 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:To evaluate the influence of post design and roughness and cement system (dual- or self-cured) on the retention of glass fibre posts. METHODOLOGY:Two tapered and smooth posts (Exacto Cônico No. 2 and White Post No. 1) and two parallel-sided and serrated posts (Fibrekor 1.25 mm and Reforpost No. 2) were adhesively ...

journal_title：International endodontic journal

authors： Poskus LT,Sgura R,Paragó FE,Silva EM,Guimarães JG

更新日期：2010-04-01 00:00:00

abstract：:The diameters of six different sized Lightspeed cutting heads were measured using a modified optical micrometer. Six specimens of instrument sizes 20, 22.5, 27.7, 30, 32.5 and 45 were examined. Except for one cutting head of size 30, all the recorded diameters were oversized compared to the expected diameter and the p...

journal_title：International endodontic journal

authors： Schrader C,Sener B,Barbakow F

更新日期：1998-07-01 00:00:00

abstract：AIM:To investigate amongst Greek endodontists the prevalence and characteristics of musculoskeletal disorders (MSDs) in the past 12 months, the treatment followed, their postures during practice and the adoption of ergonomic standards. METHODOLOGY:One hundred and forty-seven endodontists met the inclusion criteria and...

journal_title：International endodontic journal

authors： Zarra T,Lambrianidis T

更新日期：2014-08-01 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 compare torque and angle of rotation at fracture of new and used K3 rotary instruments. The relation between size of instrument and torque at fracture was also investigated. METHODOLOGY:Nickel-titanium (Ni-Ti).06 K3 rotary instruments were used in a crown-down manner at 300 r.p.m. to prepare canals in resin blo...

journal_title：International endodontic journal

authors： Yared G,Kulkarni GK,Ghossayn F

更新日期：2003-11-01 00:00:00

abstract：AIM:To compare the efficacy of reciprocating and rotary techniques with that of hand files for removing gutta-percha and sealer from root canals. METHODOLOGY:The root canals of fifty-four human extracted maxillary central incisors were cleaned and shaped using a crown-down technique to a size 40 and filled with gutta-...

journal_title：International endodontic journal

authors： Zuolo AS,Mello JE Jr,Cunha RS,Zuolo ML,Bueno CE

更新日期：2013-10-01 00:00:00

abstract：AIMS:To evaluate the microbiota of endodontic infections in deciduous teeth by Checkerboard DNA-DNA hybridization after uniform amplification of DNA in samples by multiple displacement amplification (MDA). METHODOLOGY:Forty samples from the root canal system of deciduous teeth exhibiting pulp necrosis with or without ...

journal_title：International endodontic journal

authors： Tavares WL,Neves de Brito LC,Teles RP,Massara ML,Ribeiro Sobrinho AP,Haffajee AD,Socransky SS,Teles FR

更新日期：2011-03-01 00:00:00

abstract：AIM:To identify the role of astrocyte elevated gene-1 (AEG-1) and the mechanism underlying the inflammatory response in dental pulp cells. METHODOLOGY:Astrocyte elevated gene-1 expression was detected at different stages of pulpitis in a rat model using immunohistochemistry. RT-qPCR and Western blot were used to asses...

journal_title：International endodontic journal

authors： Wu H,He M,Yang R,Zuo Y,Bian Z

更新日期：2018-10-01 00:00:00