Results 41 to 50 of about 15,178 (333)

Zirconia implant abutments : a review [PDF]

open access: yes, 2011
Objectives: An increasing aesthetic demand within developed populations conducted to the fabrication of metalfree restorations and to a wide use of ceramic materials, due to its excellent characteristics of biocompatibility and aesthetics.
Gomes, Ana Luisa   +1 more
core   +1 more source

Biomechanical effects of original equipment manufacturer and aftermarket abutment screws in zirconia abutment on dental implant assembly [PDF]

open access: yesScientific Reports, 2020
AbstractThe use of aftermarket computer-aided design/computer-assisted manufacturing (CAD/CAM) prosthesis components in dental implants has become popular. This study aimed to (1) compare the accuracy of aftermarket CAD/CAM screws with that of original equipment manufacturer (OEM) abutment screws and (2) examine the biomechanical effects of different ...
Yu-Tsen Chang   +5 more
openaire   +3 more sources

Bacterial microleakage at the implant-abutment interface in Morse taper implants

open access: yesBrazilian Journal of Oral Sciences, 2015
Aim: To evaluate the microleakage at the implant-abutment (I-A) interface of Morse tapered implants inoculated with different volumes of bacterial suspension. Methods: Morse tapered IA sets were selected and divided in two groups depending on the type of
João Paulo da Silva-Neto   +5 more
doaj   +1 more source

Biomechanical behavior of three different types of internal tapered connections after cyclic and static loading tests: experimental in vitro

open access: yesInternational Journal of Implant Dentistry, 2020
Background In the long-term success of a dental implant, the reliability and stability of the implant-abutment interface are important. Studies of maximum force of dental implants with different loading values have been used.
Marcos Boaventura de Moura   +4 more
doaj   +1 more source

Effect of laser-dimpled titanium surfaces on attachment of epithelial-like cells and fibroblasts. [PDF]

open access: yes, 2015
PurposeThe objective of this study was to conduct an in vitro comparative evaluation of polished and laserdimpled titanium (Ti) surfaces to determine whether either surface has an advantage in promoting the attachment of epithelial-like cells and ...
Ansari, Sahar   +6 more
core   +2 more sources

Mechanical behavior of single-layer ceramized zirconia abutments for dental implant prosthetic rehabilitation [PDF]

open access: yes, 2014
Objectives: This study was undertaken to characterize the mechanical response of bare (as-received) and single- layer ceramized zirconia abutments with both internal and external connections that have been developed to enhan - ced aesthetic ...
Bruguera Alvarez, August   +9 more
core   +1 more source

The effect of platform switching on the levels of metal ion release from different implant-abutment couples [PDF]

open access: yes, 2016
The improved peri-implant bone response demonstrated by platform switching may be the result of reduced amounts of metal ions released to the surrounding tissues.
Alrabeah, GO, Knowles, JC, Petridis, H
core   +1 more source

Reduction of Tribocorrosion Products When using the Platform-Switching Concept [PDF]

open access: yes, 2018
The reduced marginal bone loss observed when using the platform-switching concept may be the result of reduced amounts of tribocorrosion products released to the peri-implant tissues. Therefore, the purpose of this study was to compare the tribocorrosion
Alrabeah, GO, Knowles, JC, Petridis, H
core   +1 more source

Salivary bacterial leakage into implant-abutment connections: preliminary results of an in vitro study [PDF]

open access: yes, 2016
OBJECTIVE: The occurrence of bacterial leakage in the internal surface of implants, through implant-abutment interface (IAI), is one of the parameters for analyzing the fabrication quality of the connections. The aim of this in vitro study is to evaluate
Di Carlo, S   +3 more
core  

AI‐Driven Predictive Design and Functionalization of Three Dimensional‐Printed PEEK Implants with Tryptophan‐Enriched Alginate Hydrogel for Enhanced Biomimetic Surface Performance

open access: yesAdvanced Intelligent Systems, EarlyView.
This study introduces an AI‐guided strategy to design 3D‐printed PEEK implants functionalized with a tryptophan‐enriched alginate hydrogel (TRYALPEEK). The modification improves hydrophilicity, reduces surface roughness, enhances cytocompatibility, and optimizes stress distribution. The platform offers a promising route for personalized implant design,
Wafa Benaatou   +8 more
wiley   +1 more source

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