Online Only Articles.

abstract：OBJECTIVES:The aim of this investigation was to test the tensile bond strength (TBS) between different computer-aided-design/manufacturing (CAD/CAM) ceramics after conditioning using different universal adhesive systems and resin composite cement. METHODS AND MATERIALS:Substrates of four CAD/CAM ceramics-1) VITABLOCS ...

journal_title：Operative dentistry

authors： Liebermann A,Detzer J,Stawarczyk B

更新日期：2019-07-01 00:00:00

abstract：UNLABELLED:This study evaluated the microtensile bond strength (μ-TBS) of low-shrinkage composites with their corresponding adhesive systems, Filtek Silorane/Silorane adhesive (SIL, 3M ESPE AG, Seefeld, Germany) and Aelite LS/One-Step Plus (AL, BISCO Inc, Schaumburg, IL, USA) in cavities with different C-factors. Filte...

journal_title：Operative dentistry

authors： El-Sahn NA,El-Kassas DW,El-Damanhoury HM,Fahmy OM,Gomaa H,Platt JA

更新日期：2011-05-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to investigate the clinical performance and to validate the Lesion Activity Assessment (LAA) in conjunction with the International Caries Detection and Assessment System (ICDAS) for occlusal caries diagnosis in permanent teeth. METHODS:Patients with erupted or partially erupted thir...

journal_title：Operative dentistry

authors： Cotta F,de Castilho LS,Moreira AN,Paiva SM,Ferreira EF,Ferreira LC,Magalhães CS

更新日期：2015-09-01 00:00:00

abstract：:This study investigated the effect of two base materials with different elastic moduli (F2000 and Vitrebond) on the fracture load of machinable ceramic inlays. Standardized MOD cavities were prepared in 18 human maxillary first or second premolars. The teeth were randomly assigned to three groups of six premolars each...

journal_title：Operative dentistry

authors： Banditmahakun S,Kuphausuk W,Kanchanavasita W,Kuphasuk C

更新日期：2006-03-01 00:00:00

abstract：:The objective of this study was to evaluate the effect of surface sealants and polishing delay time on a nanohybrid resin composite roughness and microhardness. Eighty disc specimens were made with a nanohybrid resin (Esthet-X HD, Dentsply). The specimens were divided into two groups (n=40) according to polishing time...

journal_title：Operative dentistry

authors： Ruschel VC,Bona VS,Baratieri LN,Maia HP

更新日期：2018-07-01 00:00:00

abstract：:To evaluate the correlation between microtensile dentin bond strength (microTBS) and silver ion penetration, two total-etch 3-step and one self-etch 2-step system were investigated. OptiBond FL adhesive was applied to flat occlusal dentin on six non-carious human molars, and a resin composite "crown" was formed in 2 m...

journal_title：Operative dentistry

authors： Guzmán-Armstrong S,Armstrong SR,Qian F

更新日期：2003-01-01 00:00:00

abstract：:The clinical performance of light curing resin composites is greatly influenced by the quality of the light-curing unit (LCU). Halogen LCUs are commonly used for curing composite materials. However, they have some drawbacks. The development of new, blue, super bright light emitting diodes (LED LCU) of 470-nm wavelengt...

journal_title：Operative dentistry

authors： Bala O,Uçtasli MB,Tüz MA

更新日期：2005-01-01 00:00:00

abstract：:In this laboratory study, the microtensile bond strengths (μTBS) of resin-modified glass ionomer cement (RM-GIC) to sound and artificial caries-affected bovine root dentin (ACAD) using three different conditioning agents were evaluated after 24 hours and three months. The fractured interface was examined with a scanni...

journal_title：Operative dentistry

authors： Saad A,Inoue G,Nikaido T,Ikeda M,Burrow MF,Tagami J

更新日期：2017-11-01 00:00:00

abstract：:Detailed and accurate impressions are made when the oral environment is dry during the impression process. Maintaining a dry field on medically, physically, or emotionally compromised patients can be very challenging. If not achieved, it may compromise dental care and accurate outcomes. This article describes a techni...

journal_title：Operative dentistry

authors： Santucci NM,Santucci ET,Geissberger M

更新日期：2014-01-01 00:00:00

abstract：:A technique of restoring Class II posterior restorations with resin-based composite and a pre-polymerized composite insert was presented. This technique is intended to aid the practitioner in obtaining tight, broad, proximal contacts without having to purchase special instruments or materials. This method is not time-...

journal_title：Operative dentistry

authors： Dunn WJ

更新日期：2004-07-01 00:00:00

abstract：PURPOSE:This study evaluated the amount of residual yellow in cured resin composites when polymerizing with either a quartz-tungsten-halogen (QTH) or blue light-emitting diode (LED). MATERIAL AND METHODS:Twelve shades (bleaching to conventional shades) of microfill, hybrid and microhybrid resin composite specimens (n ...

journal_title：Operative dentistry

authors： Brackett MG,Brackett WW,Browning WD,Rueggeberg FA

更新日期：2007-09-01 00:00:00

abstract：PURPOSE:To investigate the effect of different light-curing units and depths on the degree of conversion (DC) through Fourier transform infrared spectroscopy (FTIR) and Knoop Hardness Number (KHN) of a silorane-based composite resin (Filtek LS, 3M ESPE, St Paul, MN, USA) (LS). MATERIALS AND METHODS:LS specimens mounte...

journal_title：Operative dentistry

authors： Torres SA,Silva GC,Maria DA,Campos WR,Magalhães CS,Moreira AN

更新日期：2014-05-01 00:00:00

abstract：:Different approaches have been proposed to improve the adaptation of Class II restorations, including applying low-elasticity modulus base liners. This in vitro fatigue test (or study) evaluated the influence of the compomer base-lining configuration on restoration adaptation. Direct Class II MOD box-shaped composite ...

journal_title：Operative dentistry

authors： Dietschi D,Bindi G,Krejci I,Davidson C

更新日期：2002-09-01 00:00:00

abstract：:This study determined the relationship between marginal adaptation to dentin cavity preparations, tensile bond strength of the restorations, and mechanical properties of the composites. Contraction gaps, tensile bond strengths, flexural strengths, and Young's modulus of eight commercial resin composites were determine...

journal_title：Operative dentistry

authors： Hasegawa T,Itoh K,Koike T,Yukitani W,Hisamitsu H,Wakumoto S,Fujishima A

更新日期：1999-11-01 00:00:00

abstract：:This in vitro study investigated the correlation between factors related to cavosurface marginal adaptation and microleakage in Class II cavities restored with a light- or chemical-activated resin composite. Standardized cavities were prepared in 40 molars that were randomly divided between both materials. Each of the...

journal_title：Operative dentistry

authors： Idriss S,Abduljabbar T,Habib C,Omar R

更新日期：2007-01-01 00:00:00

abstract：:Minimally invasive flowable composite Class I restorations are widely used. However, flowable composites are characterized by low filler contents, modified resin formulations, low moduli of elasticity, low viscosity, generally poor mechanical properties, and decreased long-term stability. The purpose of this study was...

journal_title：Operative dentistry

authors： Bonilla ED,Stevenson RG,Caputo AA,White SN

更新日期：2012-05-01 00:00:00

abstract：:This study evaluated in vitro the necessity of retention grooves in approximal boxes in class 2 preparations with faciolingually wide occlusal extensions (occlusal isthmus width 1.8 mm). Thirty-six class 2 mesio-occlusal cavities were prepared in sound human maxillary premolar teeth and divided into three groups of 12...

journal_title：Operative dentistry

authors： Summitt JB,Osborne JW,Burgess JO,Howell ML

更新日期：1993-03-01 00:00:00

abstract：PURPOSE:This study evaluated the effect of thermocycling on the microtensile bond strength of four adhesive luting agents to GN-I CAD-CAM ceramic. The hypothesis tested was that thermocycling did not affect bonding effectiveness, irrespective of the luting agents used. MATERIALS AND METHODS:Ceramic specimens of two di...

journal_title：Operative dentistry

authors： Peumans M,Hikita K,De Munck J,Van Landuyt K,Poitevin A,Lambrechts P,Van Meerbeek B

更新日期：2007-07-01 00:00:00

abstract：:Treatment of a caries active patient requires the clinician to be knowledgeable in the restorative and risk management issues with which these patients often present. Modifications of risk factors that promote dental caries play an important part in the long-term restorative success in these patients. Patient complian...

journal_title：Operative dentistry

authors： Newitter DA,Meiers JC,Kazemi RB

更新日期：2002-03-01 00:00:00

abstract：OBJECTIVES:To evaluate the effect of minocycline and chlorhexidine pretreatment of acid-etched dentin on the longevity of resin-dentin bond strength (μTBS) and nanoleakage of two-step etch-and-rinse adhesives. METHODS:Before application of Prime & Bond NT and Adper Single Bond 2 in occlusal dentin, the dentin surfaces...

journal_title：Operative dentistry

authors： Loguercio AD,Stanislawczuk R,Malaquias P,Gutierrez MF,Bauer J,Reis A

更新日期：2016-09-01 00:00:00

abstract：PURPOSE:To investigate the effect of different light exposure times, shades, and thicknesses on the depth of cure (DOC) of bulk fill composites. METHODS AND MATERIALS:Two bulk fill composites, Tetric EvoCeram Bulk Fill (TBF) and Sonic Fill (SF), and a conventional composite, Filtek Supreme Ultra (FSU), were evaluated....

journal_title：Operative dentistry

authors： Rodriguez A,Yaman P,Dennison J,Garcia D

更新日期：2017-09-01 00:00:00

abstract：:The aim of the present study was to evaluate the effect of composite resin contamination with powdered and unpowdered latex gloves on the shear bond strength of etch-and-rinse and two-step self-etch adhesive systems. Standard flat dentin surfaces were prepared on the facial aspect of 120 bovine incisors and randomly a...

journal_title：Operative dentistry

authors： Oskoee SS,Navimipour EJ,Bahari M,Ajami AA,Oskoee PA,Abbasi NM

更新日期：2012-09-01 00:00:00

abstract：CLINICAL RELEVANCE:The degree of conversion of contemporary universal adhesives positively correlates with the bond strength to dentin. The correlation is more marked after thermocycling, suggesting that a high degree of conversion is required for long-term dentin bonding durability. SUMMARY:Purpose: The objectives of...

journal_title：Operative dentistry

authors： Tichy A,Hosaka K,Abdou A,Nakajima M,Tagami J

更新日期：2020-09-01 00:00:00

abstract：:This study evaluated the effect of ascorbic acid, 500 mg every eight hours, on bleaching-induced tooth sensitivity. A triple-blind, parallel design, and placebo-controlled randomized clinical trial was conducted on 39 adults. The pills (placebo or ascorbic acid) were administered three times per day for 48 hours; the ...

journal_title：Operative dentistry

authors： de Paula EA,Kossatz S,Fernandes D,Loguercio AD,Reis A

更新日期：2014-03-01 00:00:00

abstract：:Dentin bridging of 150 mechanically exposed monkey pulps to two adhesive resins [BondWell LC (BW); Clearfil Liner Bond II (LB)] and a calcium hydroxide cement [Dycal (DY)] were histopathologically evaluated at 3, 7, 14, 30, and 60 days after operation (n = 10). The dentin bridge structure was three-dimensionally recon...

journal_title：Operative dentistry

authors： Kitasako Y,Shibata S,Pereira PN,Tagami J

更新日期：2000-05-01 00:00:00

abstract：OBJECTIVES:It has been reported that bleaching generates an increase in the activity of osteoclasts in vitro. We quantified the RANK-L and IL-1β biomarkers in a double-blind, randomized clinical trial evaluating the in vivo effect of hydrogen peroxide (35%) and peroxide carbamide (37%) six months after whitening. METH...

journal_title：Operative dentistry

authors： Bersezio C,Estay J,Sáez M,Sánchez F,Vernal R,Fernández E

更新日期：2019-11-01 00:00:00

abstract：:The aim of this investigation was to verify the influence of 3 light curing units on the degree of conversion, using different irradiation conditions: 1) manufacturers' recommended times of photo-activation, 2) standardizing total energy density among the units and 3) standardizing energy density at the 450-490 nm wav...

journal_title：Operative dentistry

authors： Schneider LF,Consani S,Ogliari F,Correr AB,Sobrinho LC,Sinhoreti MA

更新日期：2006-07-01 00:00:00

abstract：CLINICAL RELEVANCE:The use of laser light during bleaching will not reduce the incidence or severity of sensitivity and will not increase the degree of color change compared with nonlaser light sources. SUMMARY:Objective: To evaluate whether the use of laser during in-office bleaching promotes a reduction in dental se...

journal_title：Operative dentistry

authors： Casado B,Pellizzer EP,Souto Maior JR,Lemos C,Vasconcelos B,Moraes S

更新日期：2020-11-01 00:00:00

abstract：:This study evaluated the effect of two dentin disinfectants (Consepsis, Tubulicid), one aqueous HEMA solution (Aqua Prep), a combination of Aqua Prep and Tubulicid and an air abrasion treatment (50 microns aluminum oxide) on the shear bond strength (SBS) of two acetone-based single bottle adhesives (One Step and Prime...

journal_title：Operative dentistry

authors： Pilo R,Cardash HS,Oz-Ari B,Ben-Amar A

更新日期：2001-11-01 00:00:00

abstract：:This study investigated the effect of three equivalent radiant exposure energy application sequences (EASs): high intensity power (HIP: 1,177 mW/cm2, 40 seconds), low intensity power (LOP: 573 mW/cm2, 71 seconds) and ramp (RMP: 650 mW/cm2, 5 seconds, then the irradiance increases to 1047 mW/cm2, 37 seconds) on the mic...

journal_title：Operative dentistry

authors： Maghaireh G,Bouschlicher MR,Qian F,Armstrong SR

更新日期：2007-03-01 00:00:00