Results 251 to 260 of about 8,731 (296)

Effects of Trueness and Surface Microhardness on the Fitness of Ceramic Crowns

open access: yesApplied Sciences (Switzerland), 2020
This study aims to evaluate the fitness, surface microhardness, and trueness of crowns fabricated from three types of dental ceramic blocks (HASS Rosetta, IPS e.max CAD, and VITA Suprinity) and analyze the correlations between them.
Kyu-Bok Lee, Keunbada Son
exaly   +2 more sources

Effect of Printing Layer Thickness on the Trueness and Margin Quality of 3D-Printed Interim Dental Crowns [PDF]

open access: yesApplied Sciences (Switzerland), 2021
The information in the literature on the effect of printing layer thickness on interim 3D-printed crowns is limited. In the present study, the effect of layer thickness on the trueness and margin quality of 3D-printed composite resin crowns was ...
Martin Schimmel, Mustafa Borga Donmez
exaly   +3 more sources

Evaluating the Effect of Ambient and Scanning Lights on the Trueness of the Intraoral Scanner

Journal of Prosthodontics, 2021
AbstractPurposeTo determine the influence of different scanning and ambient light conditions on the trueness values of an intraoral scanning (IOS) device.Material and methodsThe present study was conducted among 20 complete dentate volunteers. After making complete maxillary arch impressions with vinyl polysiloxane material, type IV dental stone was ...
Koseoglu, Merve/0000-0001-9110-9586; Akin, Hakan/0000-0002-4770-4297   +6 more
openaire   +4 more sources

Accuracy of Dynamic Virtual Articulation: Trueness and Precision

Journal of Prosthodontics, 2019
AbstractPurposeTo study the effects of altering condylar settings and pin openings on the trueness and precision of virtual articulators vs. mechanical articulators.Materials and MethodsMaxillary and mandibular typodonts with fiducial markers were mounted on a mechanical Artex‐CR articulator, and the mandibular teeth were prepared to allow guidance ...
Michael R, Hsu   +3 more
openaire   +2 more sources

Effect of Milling Protocols on Trueness and Precision of Ceramic Crowns

Journal of Prosthodontics, 2020
AbstractPurposeTo investigate the effect of different milling protocols for different ceramic materials on the trueness and precision of milled ceramic crowns.Materials and MethodsA definitive impression from a patient requiring a ceramic crown was used to fabricate forty glass ceramic crowns (VITABLOCS mark II, Vita Zahnfabrik) milled with wet, hard ...
Khaled Q. Al Hamad   +3 more
openaire   +2 more sources

Assessment of the trueness of additively manufactured mol3% zirconia crowns at different printing orientations with an industrial and desktop 3D printer compared to subtractive manufacturing

open access: yesJournal of Dentistry
Objectives This study endeavours to investigate the effect of printing orientation on the trueness of additively manufactured molar zirconia crowns.
Andrew Cameron   +2 more
exaly   +2 more sources

The effect of software updates on the trueness and precision of intraoral scanners.

Quintessence international (Berlin, Germany : 1985), 2021
The goal of the study was to determine the effects of software updates on the trueness and precision of digital impressions obtained with a variety of intraoral scanner (IOS) systems.Seven IOS systems were investigated. Each system was tested using two versions of software, with the second version being the latest at the time of conducting the study ...
Vág, János   +6 more
openaire   +3 more sources

Understanding the meaning of accuracy, trueness and precision

Accreditation and Quality Assurance, 2006
Clear definitions of basic terms, used to describe the quality of measurements, is essential for communication among scientists as well as when reporting measurement results to clients. Even if appropriate definitions are given in international standards and guidelines, the understanding of some basic terms sometimes proves difficult.
Antonio Menditto   +2 more
openaire   +1 more source

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