Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Sergei Godeiro Fernandes Rabelo CALDAS"'
Autor:
Carlos Eduardo de Paiva Campos Nogueira SIMÃO, Ana Luiza Ferreira da SILVA, Marcela Emílio de ARAÚJO, Sergei Godeiro Fernandes Rabelo CALDAS
Publikováno v:
Dental Press Journal of Orthodontics, Vol 29, Iss 4 (2024)
ABSTRACT Objective: The objective of this study was to evaluate the shear bond strength of metal brackets bonded with indirect bonding, under different surface treatment protocols. Material and Methods: 40 bovine teeth were randomly divided into four
Externí odkaz:
https://doaj.org/article/4ae93d5f3c5d4104856f882e339e3804
Autor:
Ariane Salgado GONZAGA, David Salgado GONZAGA, Hallissa SIMPLÍCIO, Renato Parsekian MARTINS, Marília Regalado GALVÃO, Sergei Godeiro Fernandes Rabelo CALDAS
Publikováno v:
Dental Press Journal of Orthodontics, Vol 26, Iss 2 (2021)
ABSTRACT Objective: This paper aims to verify the thermodynamic, mechanical and chemical properties of CuNiTi 35ºC commercial wires. Methods: Forty pre-contoured copper-nickel-titanium thermodynamic 0.017 x 0.025-in archwires with an Af temperature
Externí odkaz:
https://doaj.org/article/1a09fdcb96b041799e8898f65ae07c7c
Autor:
Renato Parsekian Martins, Sergei Godeiro Fernandes Rabelo Caldas, Alexandre Antonio Ribeiro, Luís Geraldo Vaz, Roberto Hideo Shimizu, Lídia Parsekian Martins
Publikováno v:
Dental Press Journal of Orthodontics, Vol 20, Iss 6, Pp 89-96 (2015)
Abstract Objective: Evaluation of the force system produced by four brands of b-Ti wires bent into an elaborate design. Methods: A total of 40 T-loop springs (TLS) hand-bent from 0.017 x 0.025-in b-Ti were randomly divided into four groups according
Externí odkaz:
https://doaj.org/article/bd36a553c11c4eab879a50dba8f6fb33
Autor:
Lorena Marques Ferreira de SENA, Helga Adachi Medeiros BARBOSA, Sergei Godeiro Fernandes Rabelo CALDAS, Mutlu OZCAN, Rodrigo Othávio de Assunção e SOUZA
Publikováno v:
Brazilian Oral Research, Vol 32, Iss 0 (2018)
Abstract The objective of the present study was to evaluate the effect of different surface treatments and polymerization protocols on the bond strength of brackets to enamel, and the degree of conversion of the bonding agents. 120 bovine crowns were
Externí odkaz:
https://doaj.org/article/4f7d921044e0417f9b55ccdc4d1f6881
Autor:
Jéssika Raíssa Medeiros de ALMEIDA, Thiago Clístines de MEDEIROS, Diana Ferreira Gadelha de ARAÚJO, Sergei Godeiro Fernandes Rabelo CALDAS, Marília Regalado GALVÃO
Publikováno v:
Revista de Odontologia da UNESP, Iss 0 (2017)
Resumo Introdução A rugosidade de superfície é uma limitação que interfere nos desempenhos mecânico e estético do cimento de ionômero de vidro (CIV), sendo necessária a utilização de procedimentos para acabamento e polimento adequados às
Externí odkaz:
https://doaj.org/article/2bc0d2f7cf9e4dfe8675c47120a3319c
Autor:
Sergei Godeiro Fernandes Rabelo Caldas, Alexandre Antonio Ribeiro, Hallissa Simplício, André Wilson Machado
Publikováno v:
Dental Press Journal of Orthodontics, Vol 19, Iss 2, Pp 126-141 (2014)
This study aims at revising the biomechanical principles of the segmented archwire technique as well as describing the clinical conditions in which the rational use of scientific biomechanics is essential to optimize orthodontic treatment and reduce
Externí odkaz:
https://doaj.org/article/0c84379f1e234894abaec665faed559d
Autor:
Lorena Sena Alves de SOUSA, Débora Michelle Gonçalves de AMORIM, Aion Mangino MESSIAS, Sergei Godeiro Fernandes Rabelo CALDAS, Marília Regalado GALVÃO
Publikováno v:
Revista de Odontologia da UNESP, Vol 46, Iss 1, Pp 51-55
Resumo Introdução Os cimentos de ionômero de vidro possuem limitações devido à sua baixa resistência mecânica, a qual está diretamente relacionada com a proporção pó/líquido e a sua manipulação. Com o intuito de padronizar o proporcion
Externí odkaz:
https://doaj.org/article/739f33415ab742b98422e5a756d81ddf
Autor:
Sergei Godeiro Fernandes Rabelo Caldas, Renato Parsekian Martins, Marcela Emílio de Araújo, Marília Regalado Galvão, Roberto Soares da Silva Júnior, Lídia Parsekian Martins
Publikováno v:
Dental Press Journal of Orthodontics, Vol 22, Iss 6, Pp 61-67
ABSTRACT Objective: Evaluate changes in the force system of T-Loop Springs (TLS) preactivated by curvature, due to stress relaxation. Methods: Ninety TLSs measuring 6 x 10 mm, produced out with 0.017 x 0.025-in TMA® wire and preactived by gradual cu
Externí odkaz:
https://doaj.org/article/ff21d9e0e10f433dbd1c033fb1d78f36
Autor:
Camila Ivini Viana Vieira, Sergei Godeiro Fernandes Rabelo Caldas, Lídia Parsekian Martins, Renato Parsekian Martins
Publikováno v:
Dental Press Journal of Orthodontics, Vol 21, Iss 3, Pp 46-55
abstract Objective: This paper analyzed whether nickel-titanium closed coil springs (NTCCS) have a different superelastic (SE) behavior according to activation and whether their force plateau corresponds to that informed by the manufacturer. Methods:
Externí odkaz:
https://doaj.org/article/c71678dc1095414584ec74f1e37432c6
Autor:
Marcela Emílio de, Araújo, Marina Bozzini, Paies, Ana Beatriz, Arrais, Fernando Ladd, Lobo, Ruthnaldo Rodrigues Melo, de Lima, Sergei Godeiro Fernandes Rabelo, Caldas
Publikováno v:
American Journal of Orthodontics and Dentofacial Orthopedics. 161:e353-e360
The objective of this investigation was to evaluate the effects of high-intensity light-emitting diode (LED) light from a curing device on the retinas of Wistar rats.Six male Wistar rats were used, and their ocular structures were the focus of this s