abstract：PURPOSE:To evaluate the influence of cyclic loading and type of adhesive on the shear bond strength of the bracket-cement-enamel bond. METHODS:The materials studied were: Transbond XT (a Bis-GMA resin composite cement), Fuji Ortho LC (a resin-modified glass-ionomer cement), and Fuji IX Fast (a conventional glass-ionom...

journal_title：American journal of dentistry

authors： Algera TJ,Kleverlaan CJ,Prahl-Andersen B,Feilzer AJ

更新日期：2008-08-01 00:00:00

abstract：PURPOSE:To evaluate the time needed to remove a glass reinforced fiber post versus a titanium post. METHODS:40 extracted anterior teeth were mounted in acrylic blocks then treated endodontically. They were randomly assigned to three groups. The teeth were sectioned horizontally, with the coronal portion removed. The f...

journal_title：American journal of dentistry

authors： Frazer RQ,Kovarik RE,Chance KB,Mitchell RJ

更新日期：2008-06-01 00:00:00

abstract：PURPOSE:To investigate if tooth whitening had any effect on the shade of occlusal pit and fissure stains and whether reservoirs in bleaching trays affected bleaching of occlusal pit and fissure stains. METHODS:96 extracted molars were randomly divided into three paired groups for whitening using a 10% carbamide peroxi...

journal_title：American journal of dentistry

authors： Falconer DS,Hamilton JC,Stoffers KW,Gregory WA

更新日期：2008-04-01 00:00:00

abstract：PURPOSE:To evaluate the impact of fluoride, milk and water rinsing on surface rehardening of acid softened enamel in situ. METHODS:Ten subjects performed six tests of4 hours each. In each test, three softened enamel samples were attached to intraoral appliances. For softening, samples were immersed extraorally in an a...

journal_title：American journal of dentistry

authors： Wiegand A,Müller I,Schnapp JD,Werner C,Attin T

更新日期：2008-04-01 00:00:00

abstract：PURPOSE:To evaluate two commercially available doctor-supplied, patient-applied, bleaching systems for their ability to whiten the maxillary anterior teeth while at the same time not causing sensitivity. METHODS:46 participants were randomly assigned to one of two groups: One group received Rembrandt Xtra-Comfort and ...

journal_title：American journal of dentistry

authors： Callan RS,Browning WD,Downey MC,Brackett MG

更新日期：2008-02-01 00:00:00

abstract：PURPOSE:To evaluate the effect of resin coating of bonded dentin on the micro-tensile bond strengths of a resin cement to dentin over 1 year. METHODS:Human molars were ground to obtain flat dentin surfaces and divided into three groups. The dentin surfaces were left as a control, or resin-coated with a combination of ...

journal_title：American journal of dentistry

authors： Nikaido T,Kitasako Y,Burrow MF,Umino A,Maruoka R,Ikeda M,Tagami J

更新日期：2008-02-01 00:00:00

abstract：PURPOSE:To evaluate remineralization and fluoride uptake of demineralized enamel specimens in artificial interproximal spaces using a 250 ppm fluoride mouthrinse (100 ppm amine fluoride and 150 ppm sodium fluoride) compared to a placebo-mouthrinse. METHODS:This was a two-way, double-blind, in situ study. 24 volunteers...

journal_title：American journal of dentistry

authors： Altenburger MJ,Schirrmeister JF,Wrbas KT,Hellwig E

更新日期：2007-12-01 00:00:00

abstract：PURPOSE:To assess the shear bond strength of resin composite to human enamel and dentin after using a whitening dentifrice containing carbamide peroxide for 21 days. METHODS:Thirty enamel and 30 dentin slabs were embedded, flattened and randomly divided into three groups (n=10) that received different treatments: carb...

journal_title：American journal of dentistry

authors： da Silva BM,Flório FM,Basting RT

更新日期：2007-10-01 00:00:00

abstract：PURPOSE:To evaluate the desensitizing capabilities of a new toothpaste containing 5.5% potassium citrate (Colgate Sensitive Multi Protection Toothpaste) to another toothpaste containing 3.75% potassium chloride (Sensodyne Total Care F Toothpaste). METHODS:A 4-week clinical study was conducted in 75 subjects at the Uni...

journal_title：American journal of dentistry

authors： Docimo R,Montesani L,Maturo P,Costacurta M,Bartolino M,DeVizio W,Zhang YP,Dibart S

更新日期：2007-08-01 00:00:00

abstract：PURPOSE:To evaluate in vitro the curing effect of a very high intensity light-emitting diode (LED) unit and a conventional LED unit (including "soft-start" modes) on the microleakage of a pit and fissure sealant. METHODS:120 intact caries-free human molars were randomly divided into six groups (n=20), sealed with Fiss...

journal_title：American journal of dentistry

authors： Nalçaci A,Ulusoy N,Küçükeşmen C

更新日期：2007-08-01 00:00:00

abstract：PURPOSE:To evaluate the bonding performance of a coating material "White Coat" (Kuraray) to enamel. METHODS:Effect of surface treatment on bonding, durability of bonding, as well as re-bonding as a repeated treatment were investigated using extracted human incisors. To evaluate the effect of surface treatment, intact ...

journal_title：American journal of dentistry

authors： Imamiya C,Shimada Y,Burrow MF,Tagami J

更新日期：2007-06-01 00:00:00

abstract：PURPOSE:To assess in vitro the hydrolytic stability of adhesive systems in Class V composite restorations bonded to enamel and dentin. METHODS:16 groups of Class V cavities restored with different adhesive systems and challenged with thermal and mechanical loading under the simulation of dentin fluid were evaluated af...

journal_title：American journal of dentistry

authors： Bortolotto T,Ferrari M,Tay F,Krejci I

更新日期：2007-04-01 00:00:00

abstract：PURPOSE:To design an artificial mouth in order to evaluate if a new diagnostic tool (Clinpro Cario Diagnosis) can be used for early detection of secondary caries at resin composite margins in vitro. METHODS:32 intact human third molars received standardized Class-V resin composite restorations (Tetric Ceram bonded wit...

journal_title：American journal of dentistry

authors： Krämer N,Kunzelmann KH,García-Godoy F,Häberlein I,Meier B,Frankenberger R

更新日期：2007-02-01 00:00:00

abstract：PURPOSE:To evaluate the migration and particle clearance from a hard-setting calcium hydroxide (HSCH) and self-etching adhesive resin (SEAD) following direct pulp capping using the light and electron microscope. METHODS:Exposed monkey pulps were capped with a hard-setting calcium hydroxide (Dycal) or adhesive resin (C...

journal_title：American journal of dentistry

authors： Kitasako Y,Shibata S,Tagami J

更新日期：2006-12-01 00:00:00

abstract：PURPOSE:To evaluate the clinical and radiographic success rates of pulpotomized (formocresol) primary molar teeth restored with a resin-based composite (TPH) or a polyacid-modified resin composite (Dyract AP) over a 2-year period. METHODS:100 composite and 100 compomer restorations were placed over pulpotomized teeth ...

journal_title：American journal of dentistry

authors： Cehreli ZC,Cetinguc A,Cengiz SB,Altay AN

更新日期：2006-10-01 00:00:00

abstract：PURPOSE:To evaluate enamel permeability after external bleaching procedures. METHODS:The coronal portion of 75 human canines were covered with an acid resistant varnish, except for a 7.1 mm2 circular area on the labial surface and, according to a randomized complete block design, specimens were allocated to bleaching ...

journal_title：American journal of dentistry

authors： Schiavoni RJ,Turssi CP,Rodrigues AL Jr,Serra MC,Pécora JD,Fröner IC

更新日期：2006-10-01 00:00:00

abstract：PURPOSE:To evaluate the 2-year clinical performance of an ormocer, a new nanofill composite and as a control a conventional hybrid composite restorations in small Class I cavities of permanent molars. METHODS:90 Class I maxillary cavities were prepared in 90 patients. Cavities were restored incrementally in oblique la...

journal_title：American journal of dentistry

authors： Efes BG,Dörter C,Gömeç Y

更新日期：2006-08-01 00:00:00

abstract：PURPOSE:To compare in vitro marginal leakage and fissure penetration depth of sealants placed under finger pressure (ART) and a ball burnisher. METHODS:High-viscosity glass-ionomer hand-mixed Fuji IX GP and encapsulated Fuji IX GP Fast were used to seal 72 patent occlusal pits and fissures according to the ART approac...

journal_title：American journal of dentistry

authors： Beiruti N,Frencken JE,Mulder J

更新日期：2006-06-01 00:00:00

abstract：PURPOSE:To evaluate the clinical, radiographical and histological findings in human third molars in which mechanical pulp exposures were capped with white ProRoot mineral trioxide aggregate (WMTA). METHODS:Forty-eight human third molars, caries-free or with incipient caries, scheduled to be extracted, were used and ra...

journal_title：American journal of dentistry

authors： Iwamoto CE,Adachi E,Pameijer CH,Barnes D,Romberg EE,Jefferies S

更新日期：2006-04-01 00:00:00

abstract：PURPOSE:To assess vascular endothelial growth factor (VEGF) expression and microvessel density (MVD) by immunohistochemistry and to relate them to the inflammatory status in a sample of radicular cysts. METHODS:Specimens of 24 human radicular cysts were examined by immunohistochemistry using antibodies anti-VEGF and a...

journal_title：American journal of dentistry

authors： Graziani F,Vano M,Viacava P,Itro A,Tartaro G,Gabriele M

更新日期：2006-02-01 00:00:00

abstract：PURPOSE:To clinically evaluate two polyacid-modified resin composites (Hytac and Dyract AP) for the restoration of posterior teeth over a 4-year period and to investigate accessible margins by light microscopy. METHODS:In a controlled prospective clinical study, 71 cavities (21 occlusal, 41 MO/OD, 9 MOD) in 30 patient...

journal_title：American journal of dentistry

authors： Krämer N,García-Godoy F,Reinelt C,Frankenberger R

更新日期：2006-02-01 00:00:00

abstract：PURPOSE:To evaluate the effect of two adhesion promoters on shear bond strength and remnant adhesive of brackets cemented with a light-cured orthodontic adhesive resin system. METHODS:The two adhesion promoters tested were OrthoSolo and All-Bond 2 Primer. Seventy-five upper premolars were divided into three groups of ...

journal_title：American journal of dentistry

authors： Vicente A,Bravo LA,Romero M,Ortiz AJ,Canteras M

更新日期：2005-12-01 00:00:00

abstract：PURPOSE:To evaluate the effects of two bleaching gels and two whitening strips on surface hardness of four resin composites in vitro. METHODS:60 cylindrical samples of each composite (Surefil, Charisma, Admira, Flowline) were prepared (4 mm thickness and 6 mm diameter) and stored in distilled water at 37 degrees C for...

journal_title：American journal of dentistry

authors： Müjdeci A,Gökay O

更新日期：2005-10-01 00:00:00

abstract：PURPOSE:To evaluate the effect of Carisolv solution on the topography and surface hardness of dentin. METHODS:Two separate studies were carried out. Atomic force microscopy (AFM) was employed to visualize dentin surface topography on slices of previously extracted non-carious and carious teeth following the passive ap...

journal_title：American journal of dentistry

authors： Morrow LA,Wilson NH,Watts DC,Silikas N

更新日期：2005-08-01 00:00:00

abstract：PURPOSE:To evaluate the accuracy of approximal caries detection comparing enhanced and unenhanced Sidexis CCD-based digital image with Ektaspeed Plus and INSIGHT films. METHODS:Fifty-two extracted premolars were imaged under identical standardized geometric and exposure conditions. Four observers, using five points co...

journal_title：American journal of dentistry

authors： de Araujo EA,Castilho JC,Medici Filho E,de Moraes ME

更新日期：2005-08-01 00:00:00

abstract：PURPOSE:To evaluate the effects of a novel mouthrinse containing 0.07% high bioavailable cetylpyridinium chloride (Crest Pro-Health Rinse) on the development of gingivitis and plaque versus a placebo control over a period of 6 months. METHODS:This was a randomized, 6-month, placebo-controlled, parallel groups, double ...

journal_title：American journal of dentistry

authors： Mankodi S,Bauroth K,Witt JJ,Bsoul S,He T,Gibb R,Dunavent J,Hamilton A

更新日期：2005-07-01 00:00:00

abstract：PURPOSE:To evaluate the effect of a fluoride varnish on demineralization and remineralization of root surfaces in vitro. METHODS:80 caries-free teeth were selected from a large pool of extracted anterior and premolar teeth from elderly patients. Acid resistant nail varnish was painted on all surfaces except for a wind...

journal_title：American journal of dentistry

authors： Hong L,Watkins CA,Ettinger RL,Wefel JS

更新日期：2005-06-01 00:00:00

abstract：PURPOSE:To determine Lactate Dehydrogenase Activity (LDHA) in whole saliva in individuals with periodontal disease and the effect of ultrasonic scaling on this enzyme activity. METHODS:A study group of 50 patients with PD (Community Periodontal Index of Treatment Needs > or = 3) was selected at random. Half of the pat...

journal_title：American journal of dentistry

authors： de la Peña VA,Dios PD,Rodríguez-Nuñez I,Rodríguez-Segade S

更新日期：2005-04-01 00:00:00

abstract：PURPOSE:To investigate effects of static vs. dynamic application of self-etching adhesives on bond strengths to enamel and dentin and marginal adaptation in dentin cavities. METHODS:Products: AC Bond experimental (ACB), AQ Bond (AQB), Fluorobond (FLB), and One-Up Bond F (OUB). Shear bond strengths (SBS) to enamel and ...

journal_title：American journal of dentistry

authors： Finger WJ,Tani C

更新日期：2005-02-01 00:00:00

abstract：PURPOSE:To assess the fracture resistance of resin-based composites (Zeta, Targis, Solidex,) and ceramic (Vitadur Alpha) inlays luted to extracted sound human premolars and classify their fracture modes. METHODS:40 extracted sound human premolars were prepared to receive an indirect inlay restoration. They were divide...

journal_title：American journal of dentistry

authors： da Silva SB,Hilgert LA,Busato AL

更新日期：2004-12-01 00:00:00

abstract：PURPOSE:To analyze the clinical performance of adhesives with various solvents for restoration of non-carious cervical lesions. METHODS:The patient pool consisted of a total of 57 patients and 171 teeth (3 teeth per patient), with one non-carious cervical lesion per tooth. For each patient, one tooth was restored with...

journal_title：American journal of dentistry

authors： Aw TC,Lepe X,Johnson GH,Mancl L

更新日期：2004-12-01 00:00:00

abstract：PURPOSE:To investigate the existence of potential water-filled channels in resin-dentin interfaces of some single-step, self-etch adhesives. METHODS:In Experiment I, Prompt L-Pop (3M ESPE) or an experimental adhesive RZ II (Sun Medical) were bonded to hydrated dentin and then coupled with a light-cured composite that ...

journal_title：American journal of dentistry

authors： Tay FR,Pashley DH,Garcìa-Godoy F,Yiu CK

更新日期：2004-10-01 00:00:00

abstract：PURPOSE:To evaluate the occluding effect of five desensitizing agents on human dentin tubules. METHODS:30 buccal and lingual surfaces were prepared from 15 extracted intact third molars. Each surface was polished with aluminum oxide abrasive papers to remove enamel and to expose the underlying dentin in cervical area....

journal_title：American journal of dentistry

authors： Paes Leme AF,dos Santos JC,Giannini M,Wada RS

更新日期：2004-10-01 00:00:00

abstract：PURPOSE:This study compared the cusp fracture strength of molars restored using a condensable resin composite with that of teeth restored with conventional amalgam, a bonded amalgam, and an incrementally placed resin composite. METHODS:Standardized MOD cavity preparations (2/3 the buccal-lingual dimension x 4 mm deep)...

journal_title：American journal of dentistry

authors： Allara FW Jr,Diefenderfer KE,Molinaro JD

更新日期：2004-08-01 00:00:00

abstract：PURPOSE:To test the hypotheses that microtensile bond strengths of single-step, self-etch adhesives to hydrated dentin are adversely affected by delayed-activation of a light-cured composite, as well as the use of a chemical-cured composite. METHODS:Seven commercially available and one experimental single-step, self-e...

journal_title：American journal of dentistry

authors： Tay FR,Pashley DH,Suh B,Carvalho R,Miller M

更新日期：2004-08-01 00:00:00

abstract：PURPOSE:To determine the most effective emission pressure for producing effective bond strengths of an adhesive resin to enamel, dentin and metal. METHODS:Test specimens were prepared from bovine teeth for enamel and dentin samples and from alloy disks cast in an Ag-Pd-Cu-Au alloy. All specimen substrates were ground ...

journal_title：American journal of dentistry

authors： Kajihara H,Suzuki S,Minesaki Y,Kurashige H,Tanaka T

更新日期：2004-06-01 00:00:00

abstract：:Customer service, one of the major dental practice business systems, is critical to your short- and long-term success. The world will keep changing, but customer service is not a fad that can go out of style. If anything, it becomes even more important, year after year, as your customers expect more service and better...

journal_title：American journal of dentistry

authors： Levin RP

更新日期：2004-06-01 00:00:00

abstract：PURPOSE:To evaluate the efficacy and safety of a new 5.9% hydrogen peroxide liquid, invisible gel, (Colgate Simply-White Whitening Gel). METHODS:A total of 30 subjects were enrolled into the study and divided into two treatment groups (Colgate vs. placebo gel). Efficacy was assessed using VITA shade scores and safety ...

journal_title：American journal of dentistry

authors： Gambarini G,Testarelli L,De Luca M,Dolci G

更新日期：2004-04-01 00:00:00

abstract：PURPOSE:To determine the in vitro bond strength of three laboratory composites repaired with their corresponding direct repair composites using various combinations of surface treatments and primers. METHODS:The effects of three surface treatments (600-grit as a control, air abrasion with 50-microm Al2O3 particles and...

journal_title：American journal of dentistry

authors： Trajtenberg CP,Powers JM

更新日期：2004-04-01 00:00:00

abstract：PURPOSE:To evaluate the 4-year clinical performance of the compomer Hytac in Class I and II cavities of permanent posterior teeth. METHODS:53 compomer restorations were placed using the self-conditioning adhesive Hytac OSB (total bonding) without additional phosphoric acid-etching according to manufacturer's instructi...

journal_title：American journal of dentistry

authors： Huth KC,Manhart J,Selbertinger A,Paschos E,Kaaden C,Kunzelmann KH,Hickel R

更新日期：2004-02-01 00:00:00