Factors affecting adhesion to mineralized tissues.

abstract：OBJECTIVES:To evaluate the beam profile and the spectral output of monowave and polywave light-emitting diodes (LEDs) and their influence on the degree of conversion (DC) of bulk fill composites. METHODS:A monowave LED (Smartlite Focus, Dentsply) and a polywave LED (Valo Cordless, Ultradent) were characterized using a...

journal_title：Operative dentistry

authors： Rocha MG,de Oliveira D,Correa IC,Correr-Sobrinho L,Sinhoreti M,Ferracane JL,Correr AB

更新日期：2017-07-01 00:00:00

abstract：:The current study investigated the influence of carbamide peroxide on the flexural strength of tooth-colored restorative materials at two environmental temperatures. Seven restorative materials were used, including four resin composites (Filtek Z350, Filtek Z250, Synergy Flow and Filtek P60), a polyacid-modified compo...

journal_title：Operative dentistry

authors： Yu H,Li Q,Lin Y,Buchalla W,Wang Y

更新日期：2010-05-01 00:00:00

abstract：:This study investigated the effectiveness of cure and post-gel shrinkage of three visible light-cured composite resins (In Ten-S [IT], Ivoclar Vivadent; Z100 [ZO], 3M-ESPE; Tetric Ceram [TC], Ivoclar Vivadent) when polymerized with a very high intensity (1296 +/- 2 mW/cm2) halogen light (Astralis 10, Ivoclar Vivadent)...

journal_title：Operative dentistry

authors： Yap AU,Wong NY,Siow KS

更新日期：2003-07-01 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：:Cracked tooth syndrome is known to occur most frequently in heavily restored teeth. Nevertheless, when the symptoms occur in intact teeth, there is difficulty in obtaining a correct diagnosis because it is difficult for the dentist to find where the crack is located. This clinical report describes the diagnostic proce...

journal_title：Operative dentistry

authors： Batalha-Silva S,Gondo R,Stolf SC,Baratieri LN

更新日期：2014-09-01 00:00:00

abstract：AIMS:To evaluate the effect of two composite restorative techniques (direct bulk fill vs indirect CAD/CAM) on the fracture resistance and mode of fracture of extended mesio-occlusal-distal (MOD) cavity preparations. METHODS:Fifty-one sound human mandibular third molars were divided into three groups (n=17). Extended b...

journal_title：Operative dentistry

authors： Papadopoulos C,Dionysopoulos D,Tolidis K,Kouros P,Koliniotou-Koumpia E,Tsitrou EA

更新日期：2019-05-01 00:00:00

abstract：:The DIAGNOdent, a device used in caries detection, uses a laser to excite fluorescence from pigments in carious tooth structure. In clinical use assessing occlusal surfaces, distance and tooth structure may separate the instrument's tip from the fluorescent source.The aim of this in vitro study was to examine the effe...

journal_title：Operative dentistry

authors： Markowitz K,Stenvall RM,Graye M

更新日期：2012-03-01 00:00:00

abstract：:This research investigated the effects of wet and dry conditions of phosphoric acid etched dentin on resin bonding and determined the optimum moisture condition for resin bonding using an ethanol-based one-bottle adhesive system. Bovine dentin surfaces were etched with 35% phosphoric acid and rinsed with water. Under ...

journal_title：Operative dentistry

authors： Nakaoki Y,Nikaido T,Burrow MF,Tagami J

更新日期：2002-11-01 00:00:00

abstract：:In vitro studies to assess bond strength between resins and ceramics have used surfaces that have been ground flat to ensure standardization; however, in patients, ceramic surfaces are irregular. The effect of a polished and unpolished ceramic on bond strength needs to be investigated. Sixty ceramic specimens (20×5×2 ...

journal_title：Operative dentistry

authors： Brum R,Mazur R,Almeida J,Borges G,Caldas D

更新日期：2011-09-01 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：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：OBJECTIVES::The use of high-viscosity glass-ionomer cements (HVGICs) for atraumatic restorative treatment (ART) restorations is widely practiced with the advent of various HVGICs. However, the bonding of the latter to caries-affected dentin (CAD) should be validated, especially because it is the common substrate left a...

journal_title：Operative dentistry

authors： El-Deeb HA,Mobarak EH

更新日期：2018-11-01 00:00:00

abstract：:The effect of interdental separation of a special separation ring and wooden wedge was investigated. In a split-mouth design, 27 patients were randomly assigned to one of two groups (W or S). In 11 patients, an interdental wooden wedge (Hawe-Neos) was placed (group W), and in 16 patients, a separation ring (Composi-Ti...

journal_title：Operative dentistry

authors： Loomans BA,Opdam NJ,Bronkhorst EM,Roeters FJ,Dörfer CE

更新日期：2007-05-01 00:00:00

abstract：OBJECTIVES:To evaluate and compare the fracture toughness of dental CAD/CAM materials of different material classes intended for in-office milling (glass ceramics, hybrid, resin composites) and the influence of aging on this property. METHODS AND MATERIALS:The fracture toughness (critical intensity factor, KIc) values...

journal_title：Operative dentistry

authors： Hampe R,Theelke B,Lümkemann N,Eichberger M,Stawarczyk B

更新日期：2019-07-01 00:00:00

abstract：:Ceramic root-canal posts offer potential advantages over other types with respect to aesthetics and biocompatibility. Any post must be sufficiently rigid and retentive to withstand functional forces. Ceraposts (1.2 mm coronal diameter, ceramic, tapering, smooth posts) and Paraposts (1.25 mm, stainless-steel, parallel,...

journal_title：Operative dentistry

authors： Purton DG,Love RM,Chandler NP

更新日期：2000-05-01 00:00:00

abstract：:V-shaped cervical cavities prepared in monkey teeth were restored with several dentin bonding systems, and the in vivo resin-dentin interfacial structures were observed under the scanning electron microscope using an argon-ion etching technique. The hybrid layer could be clearly observed; its depth was dependent on th...

journal_title：Operative dentistry

authors： Shimada Y,Harnirattisai C,Inokoshi S,Burrow MF,Takatsu T

更新日期：1995-09-01 00:00:00

abstract：OBJECTIVES:This randomized clinical trial tested the three-month desensitizing effect of two protocols using nano-hydroxyapatite formulations compared with Pro-Argin and fluoride varnish. METHODS:Twenty-eight subjects with 137 teeth presenting dentin exposure with a minimal hypersensitivity of four on the visual analo...

journal_title：Operative dentistry

authors： Wang L,Magalhães AC,Francisconi-Dos-Rios LF,Calabria MP,Araújo D,Buzalaf M,Lauris J,Pereira JC

更新日期：2016-07-01 00:00:00

abstract：:This study investigated the effects of an at-home bleaching gel containing 15% carbamide peroxide on the susceptibility of tooth-colored restorative materials to different staining solutions. The tooth-colored restoratives used in this study were a nano resin composite (Filtek Z350), a packable resin composite (Filtek...

journal_title：Operative dentistry

authors： Yu H,Pan X,Lin Y,Li Q,Hussain M,Wang Y

更新日期：2009-01-01 00:00:00

abstract：:The purpose of this study was to evaluate the 1-year results of the dentin bond (DBS)/viscous resin liner combinations Amalgambond Plus, Tenure/Panavia, Syntac/Dual Cem, and All-Bond 2/Liner F in reducing microleakage in class 5 cavity preparations restored with an admixed or a spherical amalgam alloy and to compare t...

journal_title：Operative dentistry

authors： Meiers JC,Turner EW

更新日期：1998-01-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to evaluate the effects of different desensitizing agents on the prevention of root caries when applied to root surfaces. MATERIALS AND METHODS:Thirty human roots were sectioned into quarters with a 3 × 4 mm window. A desensitizer (VX, Clinpro™ XT Varnish; SP, Seal & Protect®; o...

journal_title：Operative dentistry

authors： Sohn S,Yi K,Son HH,Chang J

更新日期：2012-05-01 00:00:00

abstract：STATEMENT OF THE PROBLEM:Precise shade matching can be one of the most difficult tasks for the dentist and some variables may influence the process of shade comparison. PURPOSE OF THE STUDY:This study tested the differences in shade perception between genders, the influence of the observer's clinical experience, and t...

journal_title：Operative dentistry

authors： Milagres V,Teixeira ML,Miranda ME,Osorio Silva CH,Ribeiro Pinto JR

更新日期：2012-05-01 00:00:00

abstract：:This study compared the slice method of measuring microleakage to the whole-wall method. Forty-eight Class V direct metal restorations were placed in the buccal and lingual surfaces of 24 human molars. Following thermocycling and storage in 2% methylene blue stain for 12 hours, the teeth were sectioned and the restora...

journal_title：Operative dentistry

authors： Williams PT,Schramke D,Stockton L

更新日期：2002-11-01 00:00:00

abstract：:The critical point of the clinical procedure of direct splinting is the placement of the fiber-reinforced strip, which has to be well adapted to tooth surfaces. This article describes the use of aluminum foil to cover and protect the fiber-reinforced strip from light polymerization during the direct splinting techniqu...

journal_title：Operative dentistry

authors： Anagnostou M,Papazoglou E,Mountouris G,Gaintantzopoulou M

更新日期：2006-05-01 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：: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：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：: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

abstract：:This in vitro study evaluated the wear resistance of resin composite polymerized using four different light-curing systems. For this, a well-defined cylindrical cavity preparation (4.0 mm in diameter x 3.0 mm in depth) was made in a ceramic block (n=4 per material/light condition). Uncured material, either a universal...

journal_title：Operative dentistry

authors： St-Georges AJ,Swift EJ Jr,Thompson JY,Heymann HO

更新日期：2002-07-01 00:00:00

abstract：PURPOSE::The purpose of this study was to quantify the relative strength tolerance of 1-day and 30-day amalgam following saturation contamination with water, saliva, blood, and handpiece lubricant oil during condensation. METHODS AND MATERIALS::Valiant PhD XT amalgam was tested with 300 shear-strength (N=15) and 120 c...

journal_title：Operative dentistry

authors： Roggenkamp C,Choi B,Chung J,Parhizkar R,Pham A,Robles R

更新日期：2019-03-01 00:00:00

abstract：:This study investigated the leakage pathway of facial and lingual Class V cavities restored with different flowable resin composites bonded with one bonding agent by examining the resin/dentin interface. Forty Class V cavities were etched with 37% phosphoric acid gel; Single Bond dental adhesive was applied, then the ...

journal_title：Operative dentistry

authors： Awliya WY,El-Sahn AM

更新日期：2008-01-01 00:00:00