Apically Extruded Debris after Retreatment Procedure with Reciproc, ProTaper Next, and Twisted File Adaptive Instruments.

abstract：INTRODUCTION:A ferrule on anterior endodontic-treated teeth has been evaluated using clinical trials, in vitro tests, and finite element analysis (FEA). The patient-specific FEA with a nonuniform ferrule and nonlinear contact biting load associated with clinical validation can be used to predict failure. METHODS:A pat...

journal_title：Journal of endodontics

authors： Rodrigues MP,Soares PBF,Valdivia ADCM,Pessoa RS,Veríssimo C,Versluis A,Soares CJ

更新日期：2017-09-01 00:00:00

abstract：INTRODUCTION:Dental discoloration with use of materials containing bismuth oxide has been reported. It is postulated that the discoloration is a result of chemical interaction of bismuth oxide with dentin. The aim of the study was to analyze dental color alteration and the chemical interaction of bismuth oxide with the...

journal_title：Journal of endodontics

authors： Marciano MA,Costa RM,Camilleri J,Mondelli RF,Guimarães BM,Duarte MA

更新日期：2014-08-01 00:00:00

abstract：:Conventional and surgical endodontic management were performed on a two-rooted maxillary central incisor with a periapical lesion. Anatomical complexity of the tooth lead to perforation in the distal root during conventional treatment, thus a surgical approach was taken. A 4-month postoperative radiograph shows repair...

journal_title：Journal of endodontics

authors： González-Plata-R R,González-Plata-E W

更新日期：2003-06-01 00:00:00

abstract：INTRODUCTION:Cell migration is an important step in pulpal wound healing. Although components in the resin-based dental materials are known to have adverse effects on pulp wound healing including proliferation and mineralization, their effects on cell migration have been scarcely examined. Here, we investigated the eff...

journal_title：Journal of endodontics

authors： Williams DW,Wu H,Oh JE,Fakhar C,Kang MK,Shin KH,Park NH,Kim RH

更新日期：2013-09-01 00:00:00

abstract：:Polymerase chain reaction (PCR) followed by reverse dot blot was used to detect Enterococcus faecalis leakage through mineral trioxide aggregate (MTA) apical obturations of pulpless teeth with open apices. Prepared root canals of 34 extracted teeth were given a standard apical foramen opening and received orthograde a...

journal_title：Journal of endodontics

authors： de Leimburg ML,Angeretti A,Ceruti P,Lendini M,Pasqualini D,Berutti E

更新日期：2004-12-01 00:00:00

abstract：INTRODUCTION:There are no long-term, prospective clinical studies assessing outcomes of endodontically treated cracked teeth with radicular extensions. The purpose of this prospective study was to examine the 2- to 4-year success and survival rates of endodontically treated, coronally restored, cracked teeth, specifica...

journal_title：Journal of endodontics

authors： Davis MC,Shariff SS

更新日期：2019-07-01 00:00:00

abstract：:In this retrospective study with limited cone-beam computed tomography (limited CBCT), we investigated the anatomic characteristics of the accessory mental foramina and accessory branches of the mandibular canal. The CBCT records of approximately 150 patients were evaluated, and 17 accessory mental foramina were found...

journal_title：Journal of endodontics

authors： Katakami K,Mishima A,Shiozaki K,Shimoda S,Hamada Y,Kobayashi K

更新日期：2008-12-01 00:00:00

abstract：INTRODUCTION:Collagen dentin matrix may represent a suitable scaffold to be remineralized in the presence of bioactive materials. The purpose of this study was to determine if experimental resin cements containing bioactive fillers may modulate matrix metalloproteinase-mediated collagen degradation of etched dentin. M...

journal_title：Journal of endodontics

authors： Osorio R,Yamauti M,Sauro S,Watson TF,Toledano M

更新日期：2012-09-01 00:00:00

abstract：:Characteristics of cyclooxygenase-2 (COX-2) expressing cells in human dental pulp were immunohistologically studied. Extirpated pulpal tissues from extracted teeth were examined to elucidate the localization and distribution of COX-2. Pulpal tissues were examined by the labeled streptavidin biotin method using specifi...

journal_title：Journal of endodontics

authors： Nakanishi T,Shimizu H,Hosokawa Y,Matsuo T

更新日期：2001-06-01 00:00:00

abstract：:A nested polymerase chain reaction (PCR)-based method was used to directly survey samples taken from primary endodontic infections for the occurrence of Pseudoramibacter alactolyticus. Identification by nested PCR was performed in root-canal samples from teeth associated with asymptomatic periradicular lesions or acut...

journal_title：Journal of endodontics

authors： Siqueira JF Jr,Rôças IN

更新日期：2003-11-01 00:00:00

abstract：:Biopsy reports of specimens from the apices of 1659 teeth physically present at the time the biopsy was performed were reviewed. The following information was recorded from each report: (a) source of specimen, (b) sex of patient, (c) age of patient, (d) location of tooth associated with lesion, and (e) diagnoses repor...

journal_title：Journal of endodontics

authors： Spatafore CM,Griffin JA Jr,Keyes GG,Wearden S,Skidmore AE

更新日期：1990-05-01 00:00:00

abstract：:Removing posts from root canals prior to endodontic retreatment is often a challenge. The Gonon post removing system (Thomas Extracteur De Pivots; FFDM-Pneumat, Bourges, France) is safe and efficient and can be used for anterior, bicuspid, and even molar teeth. The Gonon system is illustrated with one clinical case. ...

journal_title：Journal of endodontics

authors： Machtou P,Sarfati P,Cohen AG

更新日期：1989-11-01 00:00:00

abstract：INTRODUCTION:Electrically heated pluggers are the most commonly used instruments during warm obturation techniques. This study aimed to evaluate the effect of sterilization and operating temperature settings on the heat generation of pluggers of various taper sizes. METHODS:Fifty pluggers were sterilized at 132°C for ...

journal_title：Journal of endodontics

authors： Correa M Jr,Dutner JM,Phillips MB,Sidow SJ,McPherson J

更新日期：2019-12-01 00:00:00

abstract：INTRODUCTION:Resin-based dental materials contain various diluent monomers that can interfere with vascular function by causing vasodilation. In this study, we evaluated the vasoactive potential of hydroxyethyl methacrylate (HEMA) and triethylene glycol dimethacrylate (TEGDMA) and the possible mechanism of their vascul...

journal_title：Journal of endodontics

authors： Guven G,Seyrek M,Vural IM,Cehreli ZC,Yildiz O

更新日期：2011-03-01 00:00:00

abstract：:The effectiveness of endodontic antimicrobial treatment could be determined using sensitive molecular methods. The purpose of this study was to determine if antibiotics or endodontic reagents interfere with the ability of PCR to detect Enterococcus faecalis in vitro. Amoxicillin (25 mg/ml), clindamycin (15 mg/ml), tet...

journal_title：Journal of endodontics

authors： Fouad AF,Barry J

更新日期：2005-07-01 00:00:00

abstract：:Pulp revascularization is a promising procedure for the treatment of adolescents' immature permanent teeth with necrotic pulp and/or apical periodontitis. However, the ability to successfully perform pulp revascularization in a middle-aged patient remains unclear. A 39-year-old woman was referred for treatment of teet...

journal_title：Journal of endodontics

authors： Wang Y,Zhu X,Zhang C

更新日期：2015-09-01 00:00:00

abstract：INTRODUCTION:In regenerative endodontic treatment (RET) for immature permanent tooth, better treatment results could be obtained by applying platelet-rich plasma (PRP) as the scaffold rather than the blood clot. The goal of this study was to compare the histologic differences between using PRP and blood clot in RET. M...

journal_title：Journal of endodontics

authors： Zhang DD,Chen X,Bao ZF,Chen M,Ding ZJ,Zhong M

更新日期：2014-09-01 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：:The structure of mechanically instrumented intraradicular dentin after irrigation with NaOCl as the initial rinse and BioPure MTAD as the final rinse were examined from the coronal, middle, and apical parts of root canal walls using transmission electron microscopy. Sterile distilled water and EDTA as final rinses wer...

journal_title：Journal of endodontics

authors： Tay FR,Pashley DH,Loushine RJ,Doyle MD,Gillespie WT,Weller RN,King NM

更新日期：2006-03-01 00:00:00

abstract：:The oral region comprises 1% of the total body area, yet it accounts for 5% of all bodily injuries. In preschool children, oral injuries make up as much as 17% of all bodily injuries. The incidence of traumatic dental injuries is 1%-3%, and the prevalence is steady at 20%-30%. The annual cost of treatment is US $2-$5 ...

journal_title：Journal of endodontics

authors： Andersson L

更新日期：2013-03-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to evaluate the fracture strength of roots instrumented with the Self-Adjusting File (SAF; ReDent-Nova, Ra'anana, Israel) and the ProTaper system (Dentsply Maillefer, Ballaigues, Switzerland) and filled with the cold lateral compaction technique. METHODS:In total, 50 mandibul...

journal_title：Journal of endodontics

authors： Capar ID,Altunsoy M,Arslan H,Ertas H,Aydinbelge HA

更新日期：2014-04-01 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：:The purpose of this study was to evaluate the integrity of resected root-end surfaces of extracted human teeth after using ultrasonic tips at low or high frequencies for root-end preparation. Thirty bilaterally matched pairs of single-rooted human teeth had root-end resections using a low-speed diamond saw and were ex...

journal_title：Journal of endodontics

authors： Layton CA,Marshall JG,Morgan LA,Baumgartner JC

更新日期：1996-04-01 00:00:00

abstract：BACKGROUND:The aim of this in vitro study was to evaluate the depth of penetration of 4 different endodontic resin sealers into the radicular dentinal tubules with the aid of confocal microscopy. METHODS:Eighty single-rooted teeth were instrumented and divided into 4 groups composed of 20 teeth each. The samples were ...

journal_title：Journal of endodontics

authors： Chandra SS,Shankar P,Indira R

更新日期：2012-10-01 00:00:00

abstract：:The purpose of this study was to evaluate the dental anxiety expressed among patients undergoing endodontic treatment with respect to some social and dental parameters. The dental records of 98 patients, 42 men and 56 women who were referred for root canal treatment to an endodontist, were examined. Patients completed...

journal_title：Journal of endodontics

authors： Peretz B,Moshonov J

更新日期：1998-06-01 00:00:00

abstract：:Locating the number and position of orifices on pulp-chamber floors can be difficult. This is especially true when the tooth being treated is heavily restored, malposed, or calcified. After evaluating 500 pulp chambers of extracted teeth, new laws for finding pulp chambers and root-canal orifices are proposed. The use...

journal_title：Journal of endodontics

authors： Krasner P,Rankow HJ

更新日期：2004-01-01 00:00:00

abstract：:A molar-incisor malformation (MIM) is a newly reported type of dental anomaly that involves a characteristic root malformation in permanent first molars and deciduous second molars and a crown defect in permanent central incisors. This case report describes a nonsurgical root canal treatment of a MIM-affected molar by...

journal_title：Journal of endodontics

authors： Yue W,Kim E

更新日期：2016-04-01 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：INTRODUCTION:This study evaluated the influence of cervical preflaring on the incidence of root dentin defects after root canal preparation. METHODS:Extracted human maxillary central incisors were selected and allocated to 1 control group and 12 experimental groups (n = 15). Teeth in the control group were left unprep...

journal_title：Journal of endodontics

authors： Borges ÁH,Damião MS,Pereira TM,Filho GS,Miranda-Pedro FL,Luiz de Oliveira da Rosa W,Piva E,Guedes OA

更新日期：2018-02-01 00:00:00

abstract：:The purpose of treating furcal perforation is to seal the artificial communication between the endodontic space and the periradicular tissue to prevent alveolar bone resorption and damage to the periodontal ligament. These complications are not infrequent in cases of furcal and/or old perforations, which show a worse ...

journal_title：Journal of endodontics

authors： Pace R,Giuliani V,Pagavino G

更新日期：2008-09-01 00:00:00