Results 21 to 30 of about 611,594 (233)

Construction of Nanostructured Glass-Zirconia to Improve the Interface Stability of Dental Bilayer Zirconia

Nanomaterials, 2023
Bilayer zirconia restoration is one of the most commonly used restorations in dental practice, but the high frequency of the cohesive/adhesive fracture of veneered porcelain is still a problem.
Ming Zhou, Xiaoyu Zhang, Yaming Zhang, Ding Li, Zhe Zhao, Qing Wang, Kai Tang, Lina Niu, Fu Wang   +8 more
doaj   +1 more source

Predicting thickness distribution of thermoplastic dental aligners via KBKZ-based finite element analysis

Scientific Reports
This study aims to clarify the thickness distribution and its dynamic evolution during the thermoforming of PET thermoplastic dental film for orthodontic appliances using a numerical simulation system based on the KBKZ integral constitutive model.
Lianghong Luo, Huahui Zhang, Xiao Li, Yun Zou   +3 more
doaj   +1 more source

Effects of different polishing techniques on the surface roughness of dental porcelains

Journal of Applied Oral Science, 2010
OBJECTIVE: The purpose of this study was to evaluate the effects of different polishing techniques on the surface roughness of dental porcelains. MATERIAL AND METHODS: Fifty-five cylindirical specimens (15x2 mm) were prepared for each feldspathic (Vita ...
Işil Sarikaya, Ahmet Umut Güler   +1 more
doaj   +1 more source

Long‐term outcomes of microsurgical interdental papilla reconstruction: 13‐year and 18‐year case follow‐ups

Clinical Advances in Periodontics, EarlyView.
Abstract Background Loss of the interdental papilla compromises esthetics, speech, and hygiene, significantly affecting quality of life and psychological well‐being. Reconstruction has long been considered unpredictable, particularly in Cairo RT3 cases with advanced interproximal bone loss.
Katsuhiko Akiyama
wiley   +1 more source

Influência do tipo de substrato dental e da espessura oclusal de coroas totais de cerâmica na sua resistência à compressão: um estudo, in vitro [PDF]

, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em OdontologiaAtravés deste estudo, in vitro, avaliou-se a influência do tipo de substrato dental e da espessura oclusal de coroas ...
Barros, Beatriz Álvares Cabral de
core  

Monolithic Zirconia Versus Porcelain‐Fused‐to‐Metal Implant‐Supported Fixed Dental Prostheses in the Posterior Region: 3‐Year Results of a Randomized Controlled Clinical Trial

Clinical Oral Implants Research, EarlyView.
ABSTRACT Objectives To compare the clinical, biological, and technical outcomes of posterior three‐unit implant‐supported fixed dental prostheses (iFDPs) fabricated from monolithic zirconia (MonoZR) or porcelain‐fused‐to‐metal (PFM). Materials and Methods In this prospective randomized controlled trial, partially edentulous patients requiring a ...
Aspasia Pachiou, Raphael Singh, Ronald E. Jung, Marc Balmer, Goran I. Benic, Alexis Ioannidis   +5 more
wiley   +1 more source

Influência do tipo de preparo na resistência à fratura (sob teste de compressão) de dentes restaurados com facetas cerâmicas obtidas por um sistema CAD/CAM [PDF]

, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Odontologia, Florianópolis, 2014.O objetivo deste estudo foi avaliar a influência do tipo de preparo na resistência à fratura (sob ...
Gutiérrez Halabí, Celso Ignacio Roberto
core  

Fluorotic Enamel Susceptibility to Dental Erosion and Fluoride Treatment

, 2023
The purpose of this in vitro study was to test the hypothesis that fluoride treatment can prevent dental erosion on fluorotic enamel of different severities.
Silva, Cristiane Araújo Maia, Vieira, Basílio Rodrigues, do Nascimento, Johnatan Meireles, Martinez-Mier, Esperanza Angele, de Sousa, Frederico Barbosa, Hara, Anderson Takeo   +5 more
core   +1 more source

Clinical Outcomes of Fixed Dental Prostheses Supported by Teeth or Implants in the Posterior Region—A Long‐Term Retrospective Multicenter Study

Clinical Oral Implants Research, EarlyView.
ABSTRACT Background Few long‐term studies compare tooth‐ and implant‐supported fixed dental prostheses (FDPs) in the posterior region. Objectives To compare the 5‐ and 10‐year survival and complication outcomes of tooth‐ and implant‐supported FDPs and to assess patient‐reported effects. Material and Methods This retrospective multicenter clinical study
Zahra Athab Abduljabbar, Lars Hjalmarsson, Victoria Franke Stenport, Jir Barzangi, Anders Magnuson, Alf Eliasson   +5 more
wiley   +1 more source

Comparative study of physical properties of zirconia based dental ceramics [PDF]

, 2009
The aim of this project was to evaluate and compare the mechanical properties of commercial yttria partially stabilized tetragonal zirconia polycrystalline (Y-TZP) ceramics, which have generated interest in restorative dentistry because of their high ...
Pittayachawan, P, Pittayachawan, P.
core