Now showing items 1-20 of 26

    • Can an LED-laser hybrid light help to decrease hydrogen peroxide concentration while maintaining effectiveness in teeth bleaching? 

      Martín, J.; Ovies, N.; Cisternas, P.; Fernández, E.; Oliveira, Osmir Batista; De Andrade, M. F.; Moncada, G.; Vildósola, P. (Institute of Physics Publishing, 2015)
      © 2015 Astro Ltd. The aim of this study was to compare the bleaching efficacy of 35% hydrogen peroxide and 15% hydrogen peroxide with nitrogen-doped titanium dioxide catalysed by an LED-laser hybrid light. We studied 70 ...
    • Can repair increase the longevity of composite resins? Results of a 10-year clinical trial 

      Fernández Godoy, Eduardo; Martín Casielles, Javier; Vildósola Grez, Patricio; Oliveira, Osmir Batista; Gordan, V.; Mjor, I.; Bersezio Miranda, Cristian; Estay Larenas, Juan; De Andrade, M.; Moncada, G. (Elsevier, 2015)
      Objectives: The aim of this double-blind clinical trial was to assess the longevity of repairs to localized clinical defects in composite resin restorations that were initially planned to be treated with a restoration ...
    • Comparison of effectiveness and sensitivity using two in-office bleaching protocols for a 6% hydrogen peroxide gel in a randomized clinical trial 

      Vildósola Grez, Patricio; Vera, F.; Ramirez, J.; Rencoret, J.; Pretel, H.; Oliveira, Osmir Batista; Tonetto, M.; Martin, J.; Fernandez, E. (Indiana University School of Dentistry, 2017)
      © 2017 Operative Dentistry. Objective: The aim of this blinded and randomized clinical trial was to compare two application protocols (one 36-minute application vs three 12-minute applications). We then assessed the ...
    • Dentin hypersensitivity after teeth bleaching with in-office systems. randomized clinical trial 

      Martin, Javier; Fernandez, Eduardo; Bahamondes, Valeria; Werner, Andrea; Elphick, Klaus; Oliveira, Osmir Batista; Moncada, Gustavo (2013)
      Purpose: To comparatively and prospectively compare in a randomized clinical trial, dentin hypersensitivity after treatment with three in-office bleaching systems, based on hydrogen peroxide at different concentrations, ...
    • Does refurbishing composites lead to short-term effects or long-lasting improvement? 

      Fernández Godoy, Eduardo; Vildósola Grez, Patricio; Bersezio Miranda, Cristian; Gordan, Valeria; Mjoer, Ivar; Oliveira, Osmir Batista; Letelier Pardo, Claudia; Estay Larenas, Juan; Moncada Cortés, Gustavo; Martin Casielles, Javier (Mosher & Linder, 2015)
      Purpose: To evaluate the clinical performance of refurbished resin composite restorations compared to untreated (negative control) restorations over a period of 10 years. Methods: 26 subjects (having a total of 52 composite ...
    • Does the Use of a ''walking bleaching'' technique increase bone resorption markers? 

      Bersezio, C.; Vildósola Grez, Patricio; Sáez, M.; Sánchez, F.; Vernal Astudillo, Rolando; Oliveira, Osmir Batista; Jorquera, G.; Basualdo, J.; Loguercio, A.; Fernández, E. (Indiana University School of Dentistry, 2018)
      © 2018 Operative Dentistry. Objective: This randomized clinical trial evaluated the effect of 35% hydrogen peroxide in comparison with 37% carbamide peroxide in a nonvital bleaching technique of ''walking bleaching'' (four ...
    • Does the use of a ‘‘walking bleaching’’ technique increase bone resorption markers? 

      Bersezio Miranda, Cristian; Vildósola Grez, Patricio; Sáez, M.; Sánchez, F.; Vernal Astudillo, Rolando; Oliveira, Osmir Batista; Jorquera, G.; Basualdo Legüe, Julio Manuel; Loguercio, A.; Fernández, E. (Operative Dentistry Inc, 2018)
      Objective: This randomized clinical trial evaluated the effect of 35% hydrogen peroxide in comparison with 37% carbamide peroxide in a nonvital bleaching technique of "walking bleaching (four sessions of treatment) on ...
    • Effect of refurbishing amalgam and resin composite restorations after 12 years: controlled clinical trial 

      Estay Larenas, Juan; Martin Casielles, Javier; Vildósola Grez, Patricio; Mjor, I. A.; Oliveira, Osmir Batista; Andrade, M. F.; Moncada, G.; Gordan, V. V.; Fernández, E. (Operative Dentistry Inc., 2017)
      Objectives: The aim of this study was to clinically evaluate posterior amalgam and resin composite restorations refurbished over a period of 12 years by investigating the influence of refurbishing on the survival of ...
    • Effectiveness and impact of the walking bleach technique on esthetic self perception and psychosocial factors: a randomized double blind clinical trial 

      Bersezio Miranda, Cristian; Martin, J.; Peña, F.; Rubio, M.; Estay Larenas, Juan; Vernal Astudillo, Rolando; Oliveira, Osmir Batista; Fernández Godoy, Eduardo (Operative Dentistry Inc., 2017)
      Objective: This trial evaluates the impact of psychosocial and esthetic self-perceptions of patients undergoing nonvital tooth bleaching using the walking bleach technique. We also assessed the clinical effectiveness of ...
    • Effectiveness and impact of the walking bleach technique on esthetic self-perception and psychosocial factors: A randomized double-blind clinical trial 

      Bersezio, C.; Martin, J.; Peña, F.; Rubio, M.; Estay, J.; Vernal Astudillo, Rolando; Oliveira, Osmir Batista; Fernández, E. (Indiana University School of Dentistry, 2017)
      Objective: This trial evaluates the impact of psychosocial and esthetic self-perceptions of patients undergoing nonvital tooth bleaching using the walking bleach technique. We also assessed the clinical effectiveness of ...
    • Effectiveness of 6% hydrogen peroxide concentration for tooth bleaching - A double-blind, randomized clinical trial 

      Martín, J.; Vildósola, P.; Bersezio, C.; Herrera, A.; Bortolatto, J.; Saad, J. R.C.; Oliveira, Osmir Batista; Fernández, E. (Elsevier Ltd, 2015)
      © 2015 Elsevier Ltd. All rights reserved. Objective The aim of this clinical randomized double-blind split-mouth study was to assess the effectiveness of a 6% hydrogen peroxide with nitrogen-doped titanium dioxide light ...
    • Effectiveness of 6% hydrogen peroxide concentration for tooth bleaching-A double-blind, randomized clinical trial 

      Martín Casielles, Javier; Vildósola Grez, Patricio; Bersezio Miranda, Cristian; Herrera Ronda, Andrea; Bortolatto, J.; Saad, J. R. C.; Oliveira, Osmir Batista; Fernández Godoy, Eduardo (Elsevier, 2015)
      Objective: The aim of this clinical randomized double-blind split-mouth study was to assess the effectiveness of a 6% hydrogen peroxide with nitrogen-doped titanium dioxide light activated bleaching agent. Method: 31 ...
    • Enhanced bioactive properties of Biodentine (TM) modified with bioactive glass nanoparticles 

      Corral Nuñez, Camila; Covarrubias Gallardo, Cristián; Fernández Godoy, Eduardo; Oliveira, Osmir Batista (Universidade de São Paulo Faculdade de Odontologia de Bauru, 2017)
      Objective: To prepare nanocomposite cements based on the incorporation of bioactive glass nanoparticles (nBGs) into Biodentine (TM) (BD, Septodent, Saint-Maur-des-Fosses Cedex, France) and to assess their bioactive properties. ...
    • Long-term performance of refurbished amalgam restorations: 10-year follow-up 

      Moncada, Gustavo; Fernandez, Eduardo; Mena, Katherine; Vildósola Grez, Patricio; Estay, Juan; Oliveira, Osmir Batista; Martin, Javier; Mjör, Ivar A.; Gordan, Valeria V. (Quintessence Publishing Co., Ltd, 2017)
      © 2017 Quintessenz. Purpose: This prospective, blinded clinical trial assessed the performance of amalgam restorations that were refurbished, replaced, or not treated. Materials and Methods: Twenty-three patients were ...
    • Longevity, esthetic perception, and psychosocial impact of teeth bleaching by low (6%) hydrogen peroxide concentration for in-office treatment: A randomized clinical trial 

      Fernández, E.; Bersezio, C.; Bottner, J.; Avalos, F.; Godoy, I.; Inda, D.; Vildósola, P.; Saad, J. R.C.; Oliveira, Osmir Batista; Martín, J. (Indiana University School of Dentistry, 2017)
      Objective: The aim was to evaluate the color longevity after nine months of in-office bleaching with gel (6% hydrogen peroxide), to compare this to a control concentration of 35% in a split-mouth study model, and to assess ...
    • Longitudinal Results of a 10-year Clinical Trial of Repair of Amalgam Restorations 

      Moncada, G.; Vildósola Grez, Patricio; Fernández Godoy, Eduardo; Estay Larenas, Juan; Oliveira, Osmir Batista; Andrade, M. F. de; Martín Casielles, Javier; Mjör, I. A.; Gordan, V. V. (Operative Dentistry, 2015)
      The aim of this prospective, blind, and randomized clinical trial was to assess the effectiveness of repair of localized clinical defects in amalgam restorations that were initially scheduled for replacement. A cohort ...
    • Low concentration H2O2/TiO_N in office bleaching: a randomized clinical trial 

      Bortolatto, J. F.; Pretel, H.; Floros, M. C.; Luizzi, A. C.; Dantas, A. A.; Fernández, E.; Moncada, G.; Oliveira, Osmir Batista (International & American Associations for Dental Research, 2014)
      Objectives: The purpose of this randomized double-blinded clinical trial was to test the efficacy and tooth sensitivity promoted by the use of an in-office 15% H2O2 bleaching agent containing nanoparticles of TiO_N ...
    • Modelo de conductancia hidráulica de la dentina humana ex vivo 

      Hevia, J.; Fresno Rivas, María Consuelo; Martín Casielles, Javier; Moncada, G.; Letelier, C.; Oliveira, Osmir Batista; Fernández, E. (Sociedad de Periodoncia de Chile, 2013)
      terceros molares sanos, con indicación de exodoncia, de donantes sanos de edades entre 15 y 30 años fueron obtenidos mediante consentimiento informado. Luego de limpiarlos, desinfectarlos, incluirlos en resina epóxica y ...
    • A novel approach for in-office tooth bleaching with 6 % H2O2/TiO_N and LED/laser system-a controlled, triple-blinded, randomized clinical trial 

      Bortolatto, Janaina; Trevisan, Tamara; Ismael Bernardi, Priscila; Fernández Godoy, Eduardo; Dovigo, Livia; Loguercio, Alessandro; Oliveira, Osmir Batista; Pretel, Hermes (Springer, 2016)
      The purpose of this randomized, parallel, triple-blinded clinical trial was to compare efficacy and tooth sensitivity (TS) after use of an in-office bleaching agent of 6 % hydrogen peroxide containing nanoparticles of ...
    • Optical Dental Whitening Efficacy of Blue Covarine Toothpaste in Teeth Stained by Different Colors 

      Oliveira, Morgana; Fernández Godoy, Eduardo; Bortolatto, Janaina; Oliveira, Osmir Batista; Bandeca, Matheus; Khajotia, Sharukh; Florez, Fernando (Wiley-Blackwell, 2016)
      Objective: Evaluate the immediate and cumulative optical whitening efficacy of a blue covarine toothpaste. Materials and Methods: 180 bovine tooth specimens with similar shade (Delta E<3.5) were staining of different ...