Establishing proximal contacts with pre-polymerized composite inserts.

abstract：:The purpose of this study was to determine if the actual concentration of bleaching agents available in four different countries were the same as the label indicated and within the recommendations of the International Standard on Tooth Whitening. The method recommended for assaying peroxide by the United States Pharma...

journal_title：Operative dentistry

authors： Matis BA,Matis JI,Wang Y,Monteiro S,Al-Qunaian TA,Millard R

更新日期：2013-05-01 00:00:00

abstract：:Veneers were fabricated by CEREC CAD-CAM and the platinum foil techniques for standardized preparations on 10 artificial teeth. Mesial preparation contacts were broken, but distal contacts remained intact. The veneers were cemented in a standardized manner to their teeth. The veneers and their attached cement were emb...

journal_title：Operative dentistry

authors： Suh PS,Johnson R,White SN

更新日期：1997-05-01 00:00:00

abstract：:The purpose of this study was to find out the degree to which eugenol-containing temporary cements or temporary filling materials affected shear bond strength of a dual-cure resin luting cement to acid-etched enamel. For this purpose 56 human caries-free third molars were embedded in acrylic resin and cross sectioned ...

journal_title：Operative dentistry

authors： Jung M,Ganss C,Senger S

更新日期：1998-03-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to investigate the influence of the cementation strategy on the fatigue resistance of zirconia crowns. The null hypothesis was that the cementation strategy would not affect the fatigue resistance of the crowns. METHODS AND MATERIALS:Seventy-five simplified molar tooth crown prepara...

journal_title：Operative dentistry

authors： Campos F,Valandro LF,Feitosa SA,Kleverlaan CJ,Feilzer AJ,de Jager N,Bottino MA

更新日期：2017-03-01 00:00:00

abstract：:This in vitro study evaluated microleakage in Class II cavities restored with dental composite and varying light-curing units and the temperature of the composite when subjected to a thermocycling test. Ninety cavities were prepared on the proximal surfaces of bovine teeth and randomly divided according to the light-c...

journal_title：Operative dentistry

authors： dos Santos RE,Lima AF,Soares GP,Ambrosano GM,Marchi GM,Lovadino JR,Aguiar FH

更新日期：2011-01-01 00:00:00

abstract：:This study evaluated (1) the effect of known reductions in the output of curing lights on the depth of cure of various resins as determined by hardness measurements, and (2) the ability of the clinician to detect reduced light output by use of an explorer to compare the hardness of the top and bottom surfaces of resin...

journal_title：Operative dentistry

authors： Fowler CS,Swartz ML,Moore BK

更新日期：1994-03-01 00:00:00

abstract：:This study evaluated the effects of two in-office bleaching agents (Beyond and Opalescence Boost) with different pH on the structure and mechanical properties of human enamel in vitro and in situ. One hundred and eight enamel slabs were obtained from freshly extracted premolars. The specimens were randomly distributed...

journal_title：Operative dentistry

authors： Sa Y,Sun L,Wang Z,Ma X,Liang S,Xing W,Jiang T,Wang Y

更新日期：2013-01-01 00:00:00

abstract：:Bonding to enamel has been shown to provide reliable results, and thus conservative tooth preparations are key to the success of ceramic bonded restorations. The wax-up is the first diagnostic tool available to evaluate discrepancies between current and ideal tooth proportions. The clinician's diagnostic mock-up provi...

journal_title：Operative dentistry

authors： Jurado C,Watanabe H,Tinoco JV,Valenzuela HU,Perez GG,Tsujimoto A

更新日期：2020-05-01 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：:Hard tissue modification by means of laser irradiation is becoming popular in dentistry, since it promotes assorted responses between the tooth and the restorative material. Some studies on the bond strength of adhesive systems to Nd:YAG irradiated teeth have shown distinctive behaviors when irradiation was applied be...

journal_title：Operative dentistry

authors： Franke M,Taylor AW,Lago A,Fredel MC

更新日期：2006-09-01 00:00:00

abstract：:This study evaluated the biocompatibility of contemporary bulk-fill resin-based composites (RBCs) including PRG (pre-reacted glass ionomer) materials based on the International Organization for Standardization 10993. In addition, the effect of composite thickness on cytotoxicity was also assessed. Two standard composi...

journal_title：Operative dentistry

authors： Toh WS,Yap AU,Lim SY

更新日期：2015-11-01 00:00:00

abstract：OBJECTIVES:The aim of this study was to compare the two-year clinical performance of three restorative systems in posterior restorations, which included a low-shrinkage composite and both etch-and-rinse and self-etch adhesive strategies. MATERIALS AND METHODS:After signing an informed consent, 25 patients received thr...

journal_title：Operative dentistry

authors： Baracco B,Perdigão J,Cabrera E,Ceballos L

更新日期：2013-11-01 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：:Most currently marketed fluoride varnishes (FVs) have not been evaluated for their effectiveness in preventing dental caries. The objective of this study was to investigate the anticaries efficacy, measured as fluoride release into artificial saliva (AS); change in surface microhardness of early enamel caries lesions;...

journal_title：Operative dentistry

authors： Dehailan LA,Martinez-Mier EA,Eckert GJ,Lippert F

更新日期：2019-09-01 00:00:00

abstract：:The replacement of a restoration is one of the most common procedures in dentistry. However, the criteria for such intervention, excluding catastrophic failure and persistent discomfort and pain, continue to be the subject of considerable debate. The decision-making process remains subjective on the part of the treati...

journal_title：Operative dentistry

authors： Wilson N,Lynch CD,Brunton PA,Hickel R,Meyer-Lueckel H,Gurgan S,Pallesen U,Shearer AC,Tarle Z,Cotti E,Vanherle G,Opdam N

更新日期：2016-09-01 00:00:00

abstract：OBJECTIVES:This study evaluated the bond strength of luting systems for bonding glass fiber posts to root canal dentin. The hypothesis tested was that there are no differences in bond strength of glass fiber posts luted with different cement systems. METHODS:Forty bovine incisors were randomly assigned to five differe...

journal_title：Operative dentistry

authors： Calixto LR,Bandéca MC,Clavijo V,Andrade MF,Vaz LG,Campos EA

更新日期：2012-01-01 00:00:00

abstract：OBJECTIVE::Computer aided design-computer aided machining (CAD-CAM) ceramic crowns are replacing ceramo-metal ones due to newly developed mechanical properties and esthetics. To obtain knowledge about their interactions due to polishing and occlusal contacts with the opposing dental enamel specimen, including surface r...

journal_title：Operative dentistry

authors： Daryakenari G,Alaghehmand H,Bijani A

更新日期：2019-01-01 00:00:00

abstract：:This in vitro study assessed the effect of a step-cure light curing method on resin/dentin bond strength on the buccal wall of Class I cavities in human teeth. Occlusal enamel was removed to expose a flat dentin surface. Twenty four box-shaped cavities (C-factor = 4.5) were prepared in dentin. Prime&Bond 2.1 was appli...

journal_title：Operative dentistry

authors： Santos AJ,Sarmento CF,Abuabara A,Aguiar FH,Lovadino JR

更新日期：2006-05-01 00:00:00

abstract：:This study investigated the effect of conventional and acidified casein phosphopeptide-amorphous calcium phosphate-containing crèmes (CPP-ACP and ACPP-ACP) on dentin permeability (DP) before and after acid challenge, using a fluid-flow measuring device and scanning electron microscopic (SEM) examination. Fifty dentin ...

journal_title：Operative dentistry

authors： Kijsamanmith K,Banomyong D,Burrow MF,Kanchanasantikul P,Wipawiwat S,Srikam S,Laojarungphesatchakorn S

更新日期：2019-09-01 00:00:00

abstract：PURPOSE:To evaluate the effect of different strategies for post cementation on the pullout bond strength of a double-tapered glass fiber post cemented into a root canal. MATERIALS AND METHODS:The root canals of 70 single-rooted bovine teeth (16 mm-length) were prepared to 9 mm using the preparation drill of a double-t...

journal_title：Operative dentistry

authors： Amaral M,Santini MF,Wandscher V,Amaral R,Valandro LF

更新日期：2009-07-01 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：CLINICAL RELEVANCE:When a resin nanoceramic inlay is cemented using self-adhesive cement, a universal dentin adhesive can be applied to the prepared cavity. The application of the adhesive before self-adhesive cement placement provides similar or better interfacial adaptation than without the adhesive. SUMMARY:Purpose...

journal_title：Operative dentistry

authors： Han SH,Shimada Y,Sadr A,Tagami J,Yang SE

更新日期：2020-11-01 00:00:00

abstract：:This investigation examined the susceptibility to staining and translucency changes of some new tooth-colored restorative materials after immersion in different beverages. The materials studied were 3M Filtek Z350XT (ZT), 3M Filtek 350XT Flowable Restorative (ZF), Shofu Beautifil Flow Plus (BF), Shofu Beautifil II (B2...

journal_title：Operative dentistry

authors： Tan BL,Yap AU,Ma HN,Chew J,Tan WJ

更新日期：2015-03-01 00:00:00

abstract：:On occasion we receive manuscripts that we would like to publish, but do not have the page room to include in the print journal. For the full article, please go to www.jopdentonline.org or enter the provided address into your address bar. ...

journal_title：Operative dentistry

authors：

更新日期：2017-11-01 00:00:00

abstract：:The antibacterial effects of the dentin bonding systems Syntac, ProBOND, Gluma 3-Step, the resin-modified glass ionomers Photac-Fil, Fuji Lining LC, Fuji II LC, and the polyacid-modified composite resins VariGlass, Geristore, and Infinity were evaluated using the cariogenic bacteria S mutans, L salivarius, S sobrinus,...

journal_title：Operative dentistry

authors： Meiers JC,Miller GA

更新日期：1996-11-01 00:00:00

abstract：OBJECTIVES:Published transmission electron microscopy analysis of in vitro resin-dentin bonds shows that, after 44 months, almost 70% of collagen fibrils from the hybrid layer disappear. Matrix metalloproteinases (MMPs) play an important role in that process and are thought to be the main factor responsible for the sol...

journal_title：Operative dentistry

authors： Scheffel DL,Hebling J,Scheffel RH,Agee K,Turco G,de Souza Costa CA,Pashley D

更新日期：2014-03-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to compare in Class V composite restorations marginal leakage measurements obtained with microcomputed tomography (micro-CT) and scanning electron microscopy (SEM) observations. METHODS:Class V cavities were prepared on 10 human molars and restored using Optibond FL (Kerr, Orange, CA...

journal_title：Operative dentistry

authors： Rengo C,Goracci C,Ametrano G,Chieffi N,Spagnuolo G,Rengo S,Ferrari M

更新日期：2015-07-01 00:00:00

abstract：:The molar proximal half-crown cast gold restoration may be an ideal choice for the conservative treatment of teeth with only one compromised proximal aspect. ...

journal_title：Operative dentistry

authors： Otterholt DE

更新日期：2010-03-01 00:00:00

abstract：OBJECTIVES:Inadequately polymerized resin cements may negatively affect the clinical performance of cemented all-ceramic restorations. The purpose of this in vitro study was to evaluate the effect of ceramic thickness and shade on the microhardness of various light-cured (LC) and dual-cured (DC) resin cements. The amou...

journal_title：Operative dentistry

authors： Kilinc E,Antonson SA,Hardigan PC,Kesercioglu A

更新日期：2011-11-01 00:00:00

abstract：OBJECTIVES:To evaluate the effect of different surface treatments on the bond strength to a composite and a polymer-infiltrated ceramic CAD/CAM block after six-month artificial aging. METHODS AND MATERIALS:Two types of CAD/CAM blocks (Cerasmart, GC; Enamic, Vita Zahnfabrik) were cut in slabs of 4-mm thickness, divided...

journal_title：Operative dentistry

authors： Lise DP,Van Ende A,De Munck J,Vieira L,Baratieri LN,Van Meerbeek B

更新日期：2017-01-01 00:00:00