abstract：INTRODUCTION:The aim of this study was to evaluate the radiopacity of calcium aluminate cement (EndoBinder) with 3 different radiopacifiers (bismuth oxide, zinc oxide, or zirconium oxide) in comparison with gray mineral trioxide aggregate (GMTA), white MTA, and dental structures (enamel and dentin). METHODS:Eighteen t...

journal_title：Journal of endodontics

authors： Aguilar FG,Garcia Lda F,Rossetto HL,Pardini LC,Pires-de-Souza Fde C

更新日期：2011-01-01 00:00:00

abstract：INTRODUCTION:The effect of endodontic involvement on tooth loss has not been quantified, so the present study aimed to assess this relationship after controlling for other relevant risk factors for tooth loss. METHODS:We analyzed data from 791 participants (18,798 teeth) in the Veterans Affairs Dental Longitudinal Stu...

journal_title：Journal of endodontics

authors： Zhong Y,Garcia R,Kaye EK,Cai J,Kaufman JS,Trope M,Wilcosky T,Caplan DJ

更新日期：2010-12-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to evaluate the effects of endodontic irrigants on the push-out strength and hydration behavior of accelerated mineral trioxide aggregate (MTA) in its early setting phase. METHODS:In an in vitro perforation model, MTA with or without 10% CaCl(2) was condensed and allowed to i...

journal_title：Journal of endodontics

authors： Hong ST,Bae KS,Baek SH,Kum KY,Shon WJ,Lee W

更新日期：2010-12-01 00:00:00

abstract：INTRODUCTION:Different microbial communities have been associated with acute endodontic infections. The majority of the microorganisms are as yet uncultivable or difficult to grow under current laboratory conditions. Treponema species are strict anaerobic bacteria that are involved in several oral diseases. The aim of ...

journal_title：Journal of endodontics

authors： Montagner F,Jacinto RC,Signoretti FG,Gomes BP

更新日期：2010-11-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to evaluate the effect of a range of alkaline pH values on the push-out strength of white mineral trioxide aggregate (WMTA). METHODS:The standardized lumens of root slices prepared from extracted single-rooted human teeth were filled with white ProRoot MTA. The specimens were the...

journal_title：Journal of endodontics

authors： Saghiri MA,Shokouhinejad N,Lotfi M,Aminsobhani M,Saghiri AM

更新日期：2010-11-01 00:00:00

abstract：INTRODUCTION:Fusion is a rare occurrence, and its definitive diagnosis is of prime importance for successful root canal treatment. This case report discusses the endodontic management of a supernumerary tooth fused with a right maxillary first molar by using cone-beam computed tomography (CBCT). METHODS:Nonsurgical en...

journal_title：Journal of endodontics

authors： Song CK,Chang HS,Min KS

更新日期：2010-11-01 00:00:00

abstract：INTRODUCTION:Recently, it was shown that the biomineralization process promoted by the interaction of mineral trioxide aggregate (MTA) with dentin in phosphate-buffered saline (PBS) positively influenced the push-out bond strength of the cement. This study investigated if the use of a PBS intracanal dressing promotes t...

journal_title：Journal of endodontics

authors： Reyes-Carmona JF,Felippe MS,Felippe WT

更新日期：2010-10-01 00:00:00

abstract：INTRODUCTION:The introduction of piezoelectric instruments in endodontic surgery allowed clinicians to manage the bone tissue with precision reducing the risk of damaging soft tissues. Although such instruments can also be used to prepare root-end cavity, few information is available on the effect of piezosurgery on de...

journal_title：Journal of endodontics

authors： Del Fabbro M,Tsesis I,Rosano G,Bortolin M,Taschieri S

更新日期：2010-10-01 00:00:00

abstract：INTRODUCTION:This study reports the antimicrobial effect of photodynamic therapy (PDT) combined with endodontic treatment in patients with necrotic pulp infected with microflora resistant to a previous antibiotic therapy. METHODS:Thirty anterior teeth from 21 patients with periapical lesions that had been treated with...

journal_title：Journal of endodontics

authors： Garcez AS,Nuñez SC,Hamblim MR,Suzuki H,Ribeiro MS

更新日期：2010-09-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to evaluate the effects of different curing units and 2 luting cements on the push-out bond strength of a translucent fiber post. METHODS:Thirty maxillary incisor roots were endodontically treated. Post spaces were prepared, and the smear layers were removed. Posts (FRC Postec Pl...

journal_title：Journal of endodontics

authors： Zorba YO,Erdemir A,Turkyilmaz A,Eldeniz AU

更新日期：2010-09-01 00:00:00

abstract：INTRODUCTION:An evaluation was made of the connective tissue reaction in rats after subcutaneous implantation of methacrylate resin-based sealers (EndoREZ [Ultradent Products, Inc, South Jordan, UT] with a polymerization accelerator and RealSeal [Sybron Dental Specialties, Orange, CA]) and Pulp Canal Sealer (Sybron Den...

journal_title：Journal of endodontics

authors： Zmener O,Pameijer CH,Kokubu GA,Grana DR

更新日期：2010-09-01 00:00:00

abstract：INTRODUCTION:It was recently reported that heme oxygenase-1 (HO-1) activity is related to stem cell differentiation; however, the involvement of HO-1 in pulp cell growth and differentiation has not been well explored. The purpose of this study was to investigate the role of HO-1 in the growth and differentiation of hum...

journal_title：Journal of endodontics

authors： Kim SJ,Min KS,Ryu HW,Lee HJ,Kim EC

更新日期：2010-08-01 00:00:00

abstract：INTRODUCTION:Clinicians commonly mix mineral trioxide aggregate (MTA) to a desired consistency rather than use the recommended amounts of powder and water. The purpose of this in vitro study was to evaluate how varying the water-to-powder (WP) ratio affects the setting expansion of white MTA (WMTA) and gray MTA (GMTA)....

journal_title：Journal of endodontics

authors： Hawley M,Webb TD,Goodell GG

更新日期：2010-08-01 00:00:00

abstract：INTRODUCTION:Autotransplantation is a viable option for treating missing teeth when a donor tooth is available. This retrospective study reports the success rate for the autotransplantation of 19 molars with complete root formation. METHODS:The study enrolled 19 patients (11 men and 8 women) in whom 19 molars were tra...

journal_title：Journal of endodontics

authors： Bae JH,Choi YH,Cho BH,Kim YK,Kim SG

更新日期：2010-08-01 00:00:00

abstract：INTRODUCTION:Mineral trioxide aggregate (MTA) and calcium silicate (CS) cements exhibit acceptable levels of cytocompatibility. The aim of the present study was to evaluate MTA and CS cement genotoxicity in a human osteosarcoma cell line (MG63). METHODS:A mitochondrial colorimetric assay was used to evaluate the MG63 ...

journal_title：Journal of endodontics

authors： Ding SJ,Kao CT,Chen CL,Shie MY,Huang TH

更新日期：2010-07-01 00:00:00

abstract：INTRODUCTION:This in vitro study compared the cyclic fatigue resistance of ProFile Vortex rotary instruments (DENTSPLY Tulsa Dental, Tulsa, OK) made of two different raw materials: M-Wire and regular superelastic wire (SE-wire) at two different rotational speeds. Two rotary-based Profile Vortex instruments with taper 0...

journal_title：Journal of endodontics

authors： Gao Y,Shotton V,Wilkinson K,Phillips G,Johnson WB

更新日期：2010-07-01 00:00:00

abstract：INTRODUCTION:The occurrence of multiple injuries of the same tooth is extremely rare. This case report describes the treatment in a midroot and complicated crown-root-fractured permanent incisor that remained untreated for 4 years after the accident. METHODS:The tooth was treated by delayed partial pulpotomy using cal...

journal_title：Journal of endodontics

authors： Calişkan MK,Savranoğlu S

更新日期：2010-07-01 00:00:00

abstract：INTRODUCTION:Endodontic claims are the most frequently filed malpractice claims in dentistry. The aim of this study was to categorize and review errors and complications related to endodontic procedures that resulted in legal actions against the treating practitioner. METHODS:All dental malpractice complaints reported...

journal_title：Journal of endodontics

authors： Givol N,Rosen E,Taicher S,Tsesis I

更新日期：2010-06-01 00:00:00

abstract：INTRODUCTION:Issues pertaining to the effective elimination of bacterial biofilm and disruption of biofilm structure still remains in endodontic disinfection. Nanoparticulates such as chitosan (CS-np) and zinc oxide (ZnO-np) are known to possess significant antibacterial properties. This study aimed to test (1) the eff...

journal_title：Journal of endodontics

authors： Shrestha A,Shi Z,Neoh KG,Kishen A

更新日期：2010-06-01 00:00:00

abstract：INTRODUCTION:Dens invaginatus is a critical condition for endodontic treatment once it frequently presents a complex internal anatomy and might be associated with incomplete root and apical development. METHODS:Three cases of dens invaginatus with open apex in maxillary lateral incisors are presented. In the first cas...

journal_title：Journal of endodontics

authors： Schmitz MS,Montagner F,Flores CB,Morari VH,Quesada GA,Gomes BP

更新日期：2010-06-01 00:00:00

abstract：INTRODUCTION:Teeth undergoing initial endodontic therapy have a very high survival rate. Some teeth that continue to show signs of pathosis after the initial therapy will require nonsurgical (orthograde) retreatment. Outcome assessment of endodontic retreatment is crucial for appropriate case selection and treatment pl...

journal_title：Journal of endodontics

authors： Salehrabi R,Rotstein I

更新日期：2010-05-01 00:00:00

abstract：INTRODUCTION:The alterations in dentin tissue depending on increasing age might cause different adhesion capability of bacteria, yielding differences in clinical approaches regarding root canal irrigation. This study, therefore, aimed to evaluate the effects of ethylenediaminetetraacetic acid (EDTA) and sodium hypochlo...

journal_title：Journal of endodontics

authors： Ozdemir HO,Buzoglu HD,Calt S,Stabholz A,Steinberg D

更新日期：2010-05-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to evaluate the bond strength of different adhesive sealers on Resilon and gutta-percha. METHODS:Pellets of gutta-percha and Resilon were embedded into test tubes. Small eyelets were attached to those surfaces with a 0.5-mm film of different root canal sealers. Real Seal, Real Se...

journal_title：Journal of endodontics

authors： Stoll R,Thull P,Hobeck C,Yüksel S,Jablonski-Momeni A,Roggendorf MJ,Frankenberger R

更新日期：2010-05-01 00:00:00

abstract：INTRODUCTION:The purpose of this prospective, randomized, single-blinded study was to measure the degree of anesthesia obtained with 1.8 mL and 3.6 mL of 2% lidocaine with 1:100,000 epinephrine in posterior superior alveolar (PSA) nerve blocks. METHODS:Thirty-one adult subjects randomly received PSA nerve blocks of 1....

journal_title：Journal of endodontics

authors： Pfeil L,Drum M,Reader A,Gilles J,Nusstein J

更新日期：2010-04-01 00:00:00

abstract：INTRODUCTION:The direct effect of follicle-stimulating hormone (FSH) on bone resorption has been demonstrated recently. The aim of this study was to evaluate the effect of FSH inhibitor leuprorelin (LE) on alveolar bone loss resulting from experimental periapical lesions in ovariectomized (OVX) rats. METHODS:Twenty-se...

journal_title：Journal of endodontics

authors： Liu S,Cheng Y,Xu W,Bian Z

更新日期：2010-04-01 00:00:00

abstract：INTRODUCTION:The retrieval of fractured instruments from root canals has been largely reported in the literature. However, a less complex retrieval method that causes minimum damage to the dental structures is needed. The aim of this article is to introduce a new concept of retrieval of fractured instruments from root ...

journal_title：Journal of endodontics

authors： Ormiga F,da Cunha Ponciano Gomes JA,de Araújo MC

更新日期：2010-04-01 00:00:00

abstract：INTRODUCTION:This case report describes the effect of unintentionally extruded mineral trioxide aggregate (MTA) into periradicular lesions and tissues on the prognosis of periradicular healing in maxillary left central incisor with periradicular lesion. METHODS:A 17-year-old girl with a large periradicular lesion from...

journal_title：Journal of endodontics

authors： Tahan E,Celik D,Er K,Taşdemir T

更新日期：2010-04-01 00:00:00

abstract：INTRODUCTION:Anesthetic efficacy of inferior alveolar nerve block decreases in patients with irreversible pulpitis. It was hypothesized that premedication with nonsteroidal anti-inflammatory drugs might improve the success rates in patients with inflamed pulps. METHODS:Sixty-nine adult volunteers who were actively exp...

journal_title：Journal of endodontics

authors： Aggarwal V,Singla M,Kabi D

更新日期：2010-03-01 00:00:00

abstract：INTRODUCTION:The presence of cracks and fractures in teeth can pose difficulties in diagnosis, prognosis assessment, and treatment recommendations. When a tooth has no significant restorations or caries, whereby the pulp is nonvital in the absence of a luxation injury, it is suggested that this necrosis is likely cause...

journal_title：Journal of endodontics

authors： Berman LH,Kuttler S

更新日期：2010-03-01 00:00:00

abstract：INTRODUCTION:This study evaluated the effects of three different endodontic sealers on the bond strength of a fiber post cemented with adhesive resin cement. METHODS:Forty-eight extracted maxillary central incisors were prepared with the step-back technique and randomly divided into four groups (n=12 for each group): ...

journal_title：Journal of endodontics

authors： Demiryürek EO,Külünk S,Yüksel G,Saraç D,Bulucu B

更新日期：2010-03-01 00:00:00

abstract：INTRODUCTION:The root canal treatment of a mandibular molar with aberrant canal configuration can be diagnostically and technically challenging. METHODS:This case report presents the clinical management of a mandibular first molar with three separate mesial canals including middle mesial canal, which was confirmed by ...

journal_title：Journal of endodontics

authors： La SH,Jung DH,Kim EC,Min KS

更新日期：2010-03-01 00:00:00

abstract：INTRODUCTION:The objective of this study was to investigate the expression of matrix metalloproteinases (MMPs) in apical periodontitis and during the periapical healing phase after root canal treatment. METHODS:Apical periodontitis was induced in dog teeth, and root canal treatment was performed in a single visit or b...

journal_title：Journal of endodontics

authors： Paula-Silva FW,da Silva LA,Kapila YL

更新日期：2010-02-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to compare the accuracy of the Root ZX II Apex Locator (RZX), the Elements Apex Locator (ELE), and the Precision Apex Locator (PAL). METHODS:Forty single-rooted extracted teeth were decoronated and the root canals coronally flared. Actual canal lengths were determined by inse...

journal_title：Journal of endodontics

authors： Guise GM,Goodell GG,Imamura GM

更新日期：2010-02-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to evaluate the push-out bond strengths of different obturating materials. METHODS:Forty single-rooted human extracted teeth were used in this study. The teeth were instrumented and irrigated by using 5.25% NaOCl, 15% ethylenediaminetetraacetic acid, and sterile water. The te...

journal_title：Journal of endodontics

authors： Stiegemeier D,Baumgartner JC,Ferracane J

更新日期：2010-02-01 00:00:00

abstract：INTRODUCTION:An ideal orthograde or retrograde filling material should seal the pathways of communication between the root canal system and its surrounding tissues. It should also be nontoxic, noncarcinogenic, nongenotoxic, biocompatible, insoluble in tissue fluids, and dimensionally stable. Mineral trioxide aggregate ...

journal_title：Journal of endodontics

authors： Parirokh M,Torabinejad M

更新日期：2010-01-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to evaluate the antimicrobial efficacy of Triphala, green tea polyphenols (GTP), MTAD, and 5% sodium hypochlorite against E. faecalis biofilm formed on tooth substrate. METHODS:Extracted human teeth were biomechanically prepared, vertically sectioned, placed in the tissue cul...

journal_title：Journal of endodontics

authors： Prabhakar J,Senthilkumar M,Priya MS,Mahalakshmi K,Sehgal PK,Sukumaran VG

更新日期：2010-01-01 00:00:00

abstract：INTRODUCTION:This study compared the accuracy of cone beam computed tomography (CBCT) scans made by five different systems in detecting vertical root fractures (VRFs). It also assessed the influence of the presence of root canal filling (RCF), CBCT slice orientation selection, and the type of tooth (premolar/molar) on ...

journal_title：Journal of endodontics

authors： Hassan B,Metska ME,Ozok AR,van der Stelt P,Wesselink PR

更新日期：2010-01-01 00:00:00

abstract：INTRODUCTION:The purpose of this in-depth investigation was to identify, clarify, and substantiate clinical terminology relative to apical/periapical/periradicular diagnostic states, which is used routinely in the provision of endodontic care. Furthermore, the information gleaned from this investigation was used to lin...

journal_title：Journal of endodontics

authors： Gutmann JL,Baumgartner JC,Gluskin AH,Hartwell GR,Walton RE

更新日期：2009-12-01 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 aim of this study was to assess, by scanning electron microscopic (SEM) analysis, the ability of 17% EDTA and 7% maleic acid in the removal of the smear layer from the human root canal system. METHODS:Eighty single-rooted human anterior teeth were subjected to standardized root canal instrumentation (...

journal_title：Journal of endodontics

authors： Ballal NV,Kandian S,Mala K,Bhat KS,Acharya S

更新日期：2009-11-01 00:00:00