Effectiveness of intracanal irrigants and medications against the yeast Candida albicans.

abstract：:Previous studies have indicated that vertical root fracture tends to occur in a buccolingual direction, where dentin thickness is greatest. Factors potentially influencing the location and direction of root fracture include root canal shape, external root morphology, and dentin thickness. In this finite-element study,...

journal_title：Journal of endodontics

authors： Lertchirakarn V,Palamara JE,Messer HH

更新日期：2003-08-01 00:00:00

abstract：:Previous dye leakage studies have shown that mineral trioxide aggregate leaks significantly less than other commonly used root-end filling materials. This study determined the time needed for Staphylococcus epidermidis to penetrate a 3-mm thickness of amalgam, Super-EBA, Intermediate Restorative Material (IRM), or min...

journal_title：Journal of endodontics

authors： Torabinejad M,Rastegar AF,Kettering JD,Pitt Ford TR

更新日期：1995-03-01 00:00:00

abstract：:The 4- to 6-yr outcome of initial (first-time) endodontic treatment was assessed for Phase II of the "Toronto Study." In total, 442 teeth were treated by using flared preparation and vertical compaction of warm gutta-percha or step-back preparation and lateral compaction. With 126 teeth excluded (discontinuers: deceas...

journal_title：Journal of endodontics

authors： Farzaneh M,Abitbol S,Lawrence HP,Friedman S,Toronto Study.

更新日期：2004-05-01 00:00:00

abstract：:This study tested the hypothesis that the seal of EndoREZ may be improved with an adhesive-modified technique. Instrumented single-rooted teeth were filled with: (a) Warm vertical compaction with AH Plus (control); (b). EndoREZ with master cones and passive application of accessory cones; (c) Application of Clearfil L...

journal_title：Journal of endodontics

authors： Gillespie WT,Loushine RJ,Weller RN,Mazzoni A,Doyle MD,Waller JL,Pashley DH,Tay FR

更新日期：2006-08-01 00:00:00

abstract：INTRODUCTION:Porphyromonas gingivalis and Tannerella forsythia are anaerobic bacteria commonly involved in root canal infections. Although previous investigations have assessed these species by strictly qualitative approaches, accurate determination of their cell levels by a sensitive quantitative technique may contrib...

journal_title：Journal of endodontics

authors： Saito D,Coutinho LL,Borges Saito CP,Tsai SM,Höfling JF,Gonçalves RB

更新日期：2009-11-01 00:00:00

abstract：INTRODUCTION:The purposes of this retrospective study were to evaluate the clinical and radiographic outcomes of mineral trioxide aggregate apexification and revascularization in nonvital immature permanent teeth and to analyze factors influencing treatment outcome. METHODS:Forty-six cases (29 cases of apexification a...

journal_title：Journal of endodontics

authors： Silujjai J,Linsuwanont P

更新日期：2017-02-01 00:00:00

abstract：INTRODUCTION:During apicoectomy and retrograde cavity preparation, a smear layer, which contains microorganisms and necrotic pulpal tissues, is formed on the dentinal surfaces cut by the instruments. Bacteria can survive and proliferate inside or below the smear layer. The purpose of this study was to evaluate in vitro...

journal_title：Journal of endodontics

authors： Fabiani C,Franco V,Covello F,Brambilla E,Gagliani MM

更新日期：2011-06-01 00:00:00

abstract：:Mineral Trioxide Aggregate (MTA) has been shown in a number of experiments to be a potential root-end filling material. The purpose of this study was to examine the periradicular tissue response of monkeys to MTA and amalgam as root-end fillings. The pulps were removed from all the maxillary incisors of three monkeys....

journal_title：Journal of endodontics

authors： Torabinejad M,Pitt Ford TR,McKendry DJ,Abedi HR,Miller DA,Kariyawasam SP

更新日期：1997-04-01 00:00:00

abstract：INTRODUCTION:The purpose of this prospective, randomized controlled trial was to evaluate the healing outcomes of platelet-rich fibrin (PRF) in periapical surgeries involving apicomarginal defects and to compare these results with surgeries not using any guided tissue regeneration techniques. METHODS:Thirty patients w...

journal_title：Journal of endodontics

authors： Dhiman M,Kumar S,Duhan J,Sangwan P,Tewari S

更新日期：2015-07-01 00:00:00

abstract：:The purpose of this in vitro study was to evaluate quantitatively the ability of four different filling materials to seal the orifices of root canals as a secondary seal after root canal therapy. Forty extracted human molar teeth were used. The top of pulp chambers and distal halves of the roots were removed using an ...

journal_title：Journal of endodontics

authors： Belli S,Zhang Y,Pereira PN,Pashley DH

更新日期：2001-08-01 00:00:00

abstract：:A comparison was made of the apical leakage of three sealers. Fifty single-root human teeth were randomly divided into 5 groups (n = 10; 3 experimental and 2 control). The teeth of the positive-control and experimental groups were instrumented with K-type files to size 45. The experimental groups were obturated by lat...

journal_title：Journal of endodontics

authors： Lucena-Martín C,Ferrer-Luque CM,González-Rodríguez MP,Robles-Gijón V,Navajas-Rodríguez de Mondelo JM

更新日期：2002-06-01 00:00:00

abstract：INTRODUCTION:It has been reported that integrin-α5 (ITGA5) activity is related to cell proliferation, differentiation, migration, and organ development. However, the involvement of ITGA5 in the biological functions of human dental pulp stem cells (hDPSCs) has not been explored. The aim of this study was to investigate ...

journal_title：Journal of endodontics

authors： Cui L,Xu S,Ma D,Gao J,Liu Y,Yue J,Wu B

更新日期：2014-02-01 00:00:00

abstract：:Amalgam, IRM, and a mineral trioxide aggregate were tested for repair of experimentally created root perforations. Fifty sound, extracted mandibular and maxillary molars were used in this study. A perforation was created on the mesial root surface at about a 45-degree angle to the long axis of each tooth. The tooth wa...

journal_title：Journal of endodontics

authors： Lee SJ,Monsef M,Torabinejad M

更新日期：1993-11-01 00:00:00

abstract：:A palatogingival groove is an anatomic malformation that predisposes the involved tooth to a severe periodontal defect. When the condition is complicated by pulpal necrosis, affected teeth often present a dilemma in terms of diagnosis and treatment planning. In this report, we describe the case of a patient with a max...

journal_title：Journal of endodontics

authors： Garrido I,Abella F,Ordinola-Zapata R,Duran-Sindreu F,Roig M

更新日期：2016-02-01 00:00:00

abstract：:Ultrasonic instruments are a valuable asset for removing intraradicular posts from root canals before nonsurgical endodontic therapy. The purpose of this study was to evaluate the relative efficacy of post removal by ultrasonic and sonic devices. Fifty extracted teeth were instrumented and obturated. The canals were p...

journal_title：Journal of endodontics

authors： Buoncristiani J,Seto BG,Caputo AA

更新日期：1994-10-01 00:00:00

abstract：:Reports on the prevalence of Enterococcus faecalis in root canals vary considerably, potentially because of variations in clinical sampling and sample analysis methods. This study compared culture and real-time quantitative polymerase chain reaction (qPCR) to detect and quantify E. faecalis in the same root canal samp...

journal_title：Journal of endodontics

authors： Sedgley C,Nagel A,Dahlén G,Reit C,Molander A

更新日期：2006-03-01 00:00:00

abstract：INTRODUCTION:Apical root resection is a biologically essential component in endodontic microsurgery. However, because it reduces the total root length and supported root surface, it changes the biomechanical response of the tooth. The purpose of this study was to analyze the biomechanical effect of apical root resectio...

journal_title：Journal of endodontics

authors： Jang Y,Hong HT,Roh BD,Chun HJ

更新日期：2014-09-01 00:00:00

abstract：INTRODUCTION:Hydrogen peroxide tooth bleaching is claimed to cause alterations in dental tissue structures. This study investigated the influence of the number of bleaching sessions on pulp tissue in rats. METHODS:Male Wistar rats were studied in 5 groups (groups 1S-5S) of 10 each, which differed by the number (1-5) o...

journal_title：Journal of endodontics

authors： Cintra LT,Benetti F,da Silva Facundo AC,Ferreira LL,Gomes-Filho JE,Ervolino E,Rahal V,Briso AL

更新日期：2013-12-01 00:00:00

abstract：INTRODUCTION:The inferior alveolar nerve (IAN) block does not always result in successful pulpal anesthesia. Anesthetic success rates might be affected by increased anxiety. Nitrous oxide has been shown to have both anxiolytic and analgesic properties. Therefore, the purpose of this prospective, randomized, double-blin...

journal_title：Journal of endodontics

authors： Stanley W,Drum M,Nusstein J,Reader A,Beck M

更新日期：2012-05-01 00:00:00

abstract：INTRODUCTION:This retrospective study assessed the effects of microsurgical treatment of post-treatment endodontic disease using SuperEBA (Bosworth, Skokie, IL) as the root-end filling material and evaluated the potential prognostic factors in relation to outcome. METHODS:Data were collected from patients diagnosed wi...

journal_title：Journal of endodontics

authors： Li H,Zhai F,Zhang R,Hou B

更新日期：2014-03-01 00:00:00

abstract：:Prostaglandins (PG) have been implicated in the genesis of periapical lesions. Periapical specimens from patients with clinical signs and symptoms of chronic and acute apical periodontitis were obtained and immediately frozen in liquid nitrogen. Periradicular tissues from unerupted third molars were frozen and used as...

journal_title：Journal of endodontics

authors： McNicholas S,Torabinejad M,Blankenship J,Bakland L

更新日期：1991-03-01 00:00:00

abstract：:This study investigated the sealing properties of cold laterally compacted gutta percha and Thermafil applied over different apically fractured rotary nickel-titanium files. Extracted human premolars were prepared by using ProTaper (Dentsply-Maillefer, Ballaigues, Switzerland) or ProFile (Dentsply-Maillefer) systems (...

journal_title：Journal of endodontics

authors： Altundasar E,Sahin C,Ozcelik B,Cehreli ZC

更新日期：2008-02-01 00:00:00

abstract：INTRODUCTION:The ability to resolve pulpal inflammation to achieve predictable regeneration of the dentin-pulp complex has remained elusive and presents a challenge for clinicians and researchers. Although the dentin-pulp complex can react naturally to injury by forming a bridge of reparative dentin that protects the p...

journal_title：Journal of endodontics

authors： Colombo JS,Jia S,D'Souza RN

更新日期：2020-09-01 00:00:00

abstract：INTRODUCTION:This in vitro study compared cone-beam computed tomography (CBCT) exam with different voxel sizes with digital periapical radiography in the detection of vertical root fractures in teeth with and without intracanal metallic posts. METHODS:Eighteen single-rooted human teeth were endodontically treated, pre...

journal_title：Journal of endodontics

authors： Junqueira RB,Verner FS,Campos CN,Devito KL,do Carmo AM

更新日期：2013-12-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to analyze and characterize root canal morphology of mandibular molars of the Brazilian population by using cone-beam computed tomography (CBCT). METHODS:Patients who required CBCT radiographic examinations as part of their routine examination, diagnosis, and treatment planning w...

journal_title：Journal of endodontics

authors： Silva EJ,Nejaim Y,Silva AV,Haiter-Neto F,Cohenca N

更新日期：2013-07-01 00:00:00

abstract：INTRODUCTION:Revascularization treatment is rapidly becoming an accepted treatment alternative for the management of endodontic pathology in immature permanent teeth with necrotic dental pulps. However, the success and timing of clinical resolution of symptoms, and radiographic outcomes of interest, such as continued h...

journal_title：Journal of endodontics

authors： Saoud TM,Zaazou A,Nabil A,Moussa S,Lin LM,Gibbs JL

更新日期：2014-12-01 00:00:00

abstract：PURPOSE:To evaluate in vitro the solubility of the Epiphany endodontic filling material Epiphany (Pentron Clinical Technologies, Wallingford, CT) prepared with its resinous solvent. METHODS:The specimens were prepared in the following experimental conditions: (1) GI, epiphany without photoactivation; (2) GII, Epiphany...

journal_title：Journal of endodontics

authors： Mathias-Junior O,Souza-Gabriel AE,Saraiva Miranda CE,Pécora JD,Correa Silva-Sousa YT,Sousa-Neto MD

更新日期：2009-05-01 00:00:00

abstract：INTRODUCTION:This study was conducted to evaluate and compare the fracture resistance of roots obturated with various contemporary canal-filling systems. METHODS:Fifty single-rooted extracted mandibular premolars were decoronated to obtain 13-mm root segments. Ten roots were left unprepared and unfilled (negative cont...

journal_title：Journal of endodontics

authors： Ghoneim AG,Lutfy RA,Sabet NE,Fayyad DM

更新日期：2011-11-01 00:00:00

abstract：INTRODUCTION:Calcium hydroxide (Ca[OH]2) is a widely used interappointment dressing, but its antibacterial property is compromised by dentin. Hence, the addition of chlorhexidine (CHX) with Ca(OH)2 has been proposed. However, the antimicrobial efficacy of this mixture compared with Ca(OH)2 alone is currently still deba...

journal_title：Journal of endodontics

authors： Guo W,Quah SY,Lim KC,Yu VS,Tan KS

更新日期：2016-05-01 00:00:00

abstract：:With all the potential for endodontic success, the fact remains clinicians are confronted with posttreatment endodontic disease. When the elected treatment plan is endodontic nonsurgical retreatment, then the goal is to access the pulp chamber and remove materials from the root canal space and if present, address defi...

journal_title：Journal of endodontics

authors： Ruddle CJ

更新日期：2004-12-01 00:00:00