Results 21 to 30 of about 299 (113)

Remineralizing potential of a fluoride varnish modified by bioactive nanoparticles

open access: yesBrazilian Dental Science
Objective: Evaluate a fluoride varnish modified by nanostructures with the bioactive qualities of silica (SiO2) and niobium pentoxide (Nb2O5), testing its remineralizing potential by surface hardness (SH) and energydispersive X-ray spectroscopy (EDX ...
Alyssa Teixeira Obeid   +5 more
doaj   +1 more source

Dimensional accuracy of provisional complete crown made by the 3D printing method

open access: yesBrazilian Dental Science
Objective: This study evaluated the dimensional accuracy of provisional complete crowns printed with photopolymerizable resin using an LCD-type 3D printer through optical metrology, varying the printing angle and the number of complete crowns printed at ...
Ellen Randoli Pereira   +4 more
doaj   +1 more source

Universal dentin bonding system: influence of handling conditions on the determination of adhesive properties on dentin

open access: yesBrazilian Dental Science
Objective: Despite advances on dentin bonding systems (DBSs), their adhesive potential can still be significantly affected by storage conditions and handling.
Marina Ciccone Giacomini   +6 more
doaj   +1 more source

Mechanical properties of orthodontic wires on ceramic brackets associated with low friction ligatures

open access: yesRevista de Odontologia da UNESP, 2017
Introduction Few studies investigated the mechanical properties of orthodontic wires on ceramic brackets associated the ligatures. Objective This study aimed to compare the load-deflection of orthodontic wires with round section of 0.016” made of ...
Fernando KOIKE   +4 more
doaj   +1 more source

Retenção ou "adesividade" do acréscimo de misturas de ZnO/Eugenol ao material já endurecido, nas moldagens de próteses totais

open access: yesRevista da Faculdade de Odontologia de Porto Alegre, 2021
Sendo procedimento comum, nas técnicas de moldagens de próteses totais, bem como nas moldagens de partes muco-suportadas de próteses parciais, o acréscimo ou correção, através de novas misturas de ZnO/Eugenol, a moldagens já feitas, preocupou-nos o ...
Léo Werner Süffert, Ennio Pessoa
doaj   +1 more source

Influence of fabrication methods on the flexural strength of two glass-ceramics with different chromas

open access: yesBrazilian Dental Science
Objective: To investigate whether different methods of preparing the specimens for three-point flexural strength testing influence the flexural strength values of lithium disilicate (LD) and zirconia-reinforced lithium silicate (ZLS) of two chromas (A1 ...
Victor Mosquim   +5 more
doaj   +1 more source

Equipamentos e insumos odontológicos e sua relação com as unidades da atenção primária à saúde [PDF]

open access: yesRevista Brasileira em Promoção da Saúde, 2016
Objetivo: Analisar a relação entre equipamentos/insumos odontológicos e as unidades de atenção primária à saúde. Métodos: Estudo transversal do tipo quantitativo realizado em postos de saúde (n=243) e unidades básicas de saúde (USB) (n=1101), nas 16 ...
Nayara Pereira Limão   +6 more
doaj   +1 more source

Influence of different hydrogen peroxide neutralizer solutions on the dental root morphology

open access: yesBrazilian Dental Science
The consequences of the application of antioxidant agents on the root morphology are yet to be fully known. Objective: Evaluate through scanning electron microscopy (SEM) the dental root morphology after the application of different neutralizer solutions,
Amanda Vargas Trindade Roela   +5 more
doaj   +1 more source

Effect of angulation of 3D printed resin provisional bridges: an in vitro study on hardness and fracture loading

open access: yesBrazilian Dental Science
Objective: to evaluate the effect of printing angle of three-dimensional (3D) printed resin temporary bridges, through an in vitro study on hardness and fracture loading.
Laís Maria de Barros Batista   +7 more
doaj   +1 more source

Effect of relining and microwave disinfection on the dimensional stability of denture bases

open access: yesBrazilian Dental Science
Objective: To evaluate the effect of microwave disinfection on dimensional stability of acrylic resin denture base and relined. Material and Methods: 24 maxillary complete dentures were assigned to 2 groups; GA - acrylic base (Power microwave, Vipi-Wave)
Paula Carolina Komori de Carvalho   +4 more
doaj   +1 more source

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