abstract：:This study compared the efficiency of protective sealants for glass ionomer cements. Scotchbond 2, Visar Seal, an experimental light activated silicone and Ketac Glaze were evaluated using liquid scintillation spectrometry. The results showed that Ketac Glaze was a very effective sealant for the newly placed glass ion...

journal_title：American journal of dentistry

authors： Haddad D,Mount GJ,Makinson OF

更新日期：1992-10-01 00:00:00

abstract：:The purpose of this study was to utilize a methodology to measure proximal wear of posterior resin composites with respect to time. A group of 10 teeth (5 premolars and 5 molars) were restored with P-30, a posterior resin composite restorative. At placement the proximal contacts were judged to be closed visually, and ...

journal_title：American journal of dentistry

authors： Ziemiecki TL,Wendt SL,Leinfelder KF

更新日期：1992-08-01 00:00:00

abstract：:An in vivo study of two resin materials (Barricaid and Caulk Temporary Crown and Bridge Resin) was done to determine the retention, post-operative sensitivity, and fabrication time of provisional restorations made from these materials. Following the placement of these resins in 67 intracoronal cavity preparations of 1...

journal_title：American journal of dentistry

authors： Burgess JO,Haveman CW,Butzin C

更新日期：1992-06-01 00:00:00

abstract：:This study demonstrated a relationship between shear bond strength and the formation of a "hybrid" layer associated with the infiltration of resin into the conditioned dentin. The wetness of the substrate was also shown to influence shear bond strength with a statistically significant increase in bond strength when th...

journal_title：American journal of dentistry

authors： Gwinnett AJ,Kanca JA 3rd

更新日期：1992-04-01 00:00:00

abstract：:This study evaluated the shear bond strength of Scotchbond 2, Clearfil PhotoBond, Tenure, All-Bond and Vitrabond and their sensitivity to dentin permeability, wetness and thickness. Occlusal dentin was prepared from extracted human teeth that were connected to a hydraulic pressure apparatus. Dentin permeability was ca...

journal_title：American journal of dentistry

authors： Prati C,Pashley DH

更新日期：1992-02-01 00:00:00

abstract：:This study evaluated the histopathologic reactions of rat connective tissue to two glass-ionomer cements (Fuji Cap II, Fuji Ionomer Type III) and two microfilled light-cured composite resins (Helio-molar Radiopaque and Helioprogress). IRM (zinc oxide-eugenol cement) was used as a control. Discs of the materials, 5 mm ...

journal_title：American journal of dentistry

authors： Steinbrunner RL,Setcos JC,Kafrawy AH

更新日期：1991-12-01 00:00:00

abstract：:The objective of this study was to determine by shear bond strength testing the efficacy of Gluma batches produced between 1985 and 1990 and stored at either 23 degrees C or varying temperatures between 19 degrees and 32 degrees C. The average bond strength figures for the thirty variable conditions tested were not si...

journal_title：American journal of dentistry

authors： Kubo S,Finger WJ,Walkowiak M,Walter HF

更新日期：1991-10-01 00:00:00

abstract：:A new fluoride dentifrice formulation containing triclosan and a copolymer has been introduced. The purpose of this study was to evaluate the shear bond strength of a resin composite bonded to enamel previously cleaned with this new dentifrice formulation. A total of 45 human extracted permanent molars were used. A fl...

journal_title：American journal of dentistry

authors： Garcia-Godoy F,O'Quinn JA,Donohue M

更新日期：1991-08-01 00:00:00

abstract：:The purpose of this SEM study was to evaluate the micromorphology of the enamel of primary teeth etched for 15, 30, 60 or 120 seconds, with or without previous mechanical pretreatment. A total of 40 non-carious primary teeth were used. One half of the facial surface of each tooth was ground with a #169 diamond bur mou...

journal_title：American journal of dentistry

authors： Garcia-Godoy F,Gwinnett AJ

更新日期：1991-06-01 00:00:00

abstract：:Though manufactured as a single use, disposable item, prophylaxis (prophy) cups are often cleaned, sterilized or disinfected, and re-used. The purpose of this study was to determine whether 1) sterilization of prophy cups is achieved during routine procedures 2) debris is completely removed after cleaning. Three types...

journal_title：American journal of dentistry

authors： Forgas LB,Durland BJ,Duncanson MG Jr,Parker DE

更新日期：1990-12-01 00:00:00

abstract：:There is little data describing the treatment needs of elderly patients seeking dental care at dental school clinics. Such information would be useful in curriculum planning for predoctoral dental programs in order to ensure that students receive a good basic education in the management and treatment of the older dent...

journal_title：American journal of dentistry

authors： Hoover JN,McDermott RE

更新日期：1990-10-01 00:00:00

abstract：:The purpose of this study was to assess, in vitro, the microleakage of Class V restorations using two third generations dentin bonding agents, with a hybrid light polymerized composite resin. One of the bonding agents was of the NPG-PMDM type and the other was a polyhexanide. Restorations were placed in cavities prepa...

journal_title：American journal of dentistry

authors： Saunders WP,Strang R,Ahmad I

更新日期：1990-08-01 00:00:00

abstract：:New fast-setting glass ionomer restorative materials have been developed. This study compared fluoride release from two of these materials with that of a slower-setting material. Although each material released fluoride ions continuously, the slower-setting material released the highest concentrations. ...

journal_title：American journal of dentistry

authors： Swift EJ Jr,Bailey SJ,Hansen SE

更新日期：1990-06-01 00:00:00

abstract：:Two glass ionomer restorative materials, Chelon and Ketac-Fil were placed in Class III cavity preparations and compared to a conventional composite resin. Patients were recalled at 6 months, 1 year, 2 years, and 3 years for evaluation using the USPHS-Ryge criteria. The glass ionomer cements compared favorably to the c...

journal_title：American journal of dentistry

authors： Osborne JW,Berry TG

更新日期：1990-04-01 00:00:00

abstract：:A total of 1,200 practicing Texas dentists were surveyed concerning AIDS knowledge, attitudes and behaviors. The results were analyzed and an analysis of variance indicated an inverse relationship between city population and avoidance behavior towards AIDS by dentists. Additionally, dentists in practice over 10 years ...

journal_title：American journal of dentistry

authors： Dove SB,Cottone JA

更新日期：1990-02-01 00:00:00

abstract：:The drug prescribing practices of dentists should be of interest to the dental profession, drug manufacturers, the medical profession and dental educators. This article presents an update on an earlier similar survey reported by the authors as well as information on current infection control procedures, the treatment ...

journal_title：American journal of dentistry

authors： Picozzi A,Ross NM

更新日期：1989-12-01 00:00:00

abstract：:Cervical enamel crazing lines were counted after preparing MODBL preparations in freshly extracted maxillary premolars. The teeth were restored with composite onlays. One-third of the restored teeth were left as is. In the second third MD intra-composite staples were prepared. The staples were prepared at 10, 20 and 3...

journal_title：American journal of dentistry

authors： Marzouk MA,Ross JA

更新日期：1989-12-01 00:00:00

abstract：:The concentration and elimination rate of triclosan in saliva was assessed as part of a six week clinical study which evaluated the antiplaque efficacy of a 0.3% triclosan/PVM/MA copolymer/NaF dentifrice. On day one of the study the concentration of triclosan in whole saliva was determined at various times after denti...

journal_title：American journal of dentistry

authors： Afflitto J,Fakhry-Smith S,Gaffar A

更新日期：1989-09-01 00:00:00

abstract：:Glass ionomer cements have been shown to possess antimicrobial activity. Proposed mechanisms of action include acidity and fluoride. It was the purpose of this study to determine the antimicrobial effect of 11 glass ionomer cements, their individual powder and liquid components and one resin-bonded liner containing hi...

journal_title：American journal of dentistry

authors： DeSchepper EJ,White RR,von der Lehr W

更新日期：1989-04-01 00:00:00

abstract：:Pediatric restorative dentistry has traditionally involved the placement of a stainless steel crown following a pulpotomy in primary molars. The increased exposure to systemic and topical fluorides has significantly decreased smooth surface caries, yet occlusal pit and fissure caries remains a problem. Occlusal caries...

journal_title：American journal of dentistry

authors： Donly KJ,Ellis RK

更新日期：1989-02-01 00:00:00