Results 121 to 130 of about 61,565 (321)

Analysis of Flexural Strength and Contact Pressure After Simulated Chairside Adjustment of Pressed Lithium Disilicate Glass-Ceramic [PDF]

open access: yes, 2018
Statement of problem Research evaluating load-to-failure of pressed lithium disilicate glass-ceramic (LDGC) with a clinically validated test after adjustment and repair procedures is scarce.
Berzins, David W.   +3 more
core   +1 more source

Pits and fissures: Relative space contribution in fissures from sealants, prophylaxis pastes and organic remnants [PDF]

open access: yes, 2003
The document attached has been archived with permission from the Australian Dental Association. An external link to the publisher’s copy is included.Background: Previous studies by the authors have looked at the nature of the fissure system of human ...
Asquinazi ML   +19 more
core   +1 more source

One‐Year Analysis of Clinical and Radiological Outcomes of Two‐Piece Zirconia Compared to Titanium Implants: A Multicenter Prospective Randomized Clinical Trial

open access: yesClinical Oral Implants Research, EarlyView.
ABSTRACT Objectives To evaluate the clinical performance of two‐piece zirconia implants with screw‐retained abutments compared to titanium implants after 1 year of loading. Materials and Methods In this multicenter, prospective, randomized clinical trial, 61 two‐piece zirconia and 61 titanium implants were placed and restored with single crowns ...
Marc Balmer   +5 more
wiley   +1 more source

Comparative evaluation of shear bond strength of universal dental adhesives : an in vitro study [PDF]

open access: yes, 2017
Patient demand for tooth colored restorations and desire for minimally invasive restorations have made composites an indispensable part of the restorative process.
Jayasheel, Arun   +3 more
core   +1 more source

The Role of Chatbots in Enquiry‐Based Learning for Oral Health Students—An Exploratory Study

open access: yesEuropean Journal of Dental Education, EarlyView.
ABSTRACT Objective This study explores the reliability of four Chatbots in enquiry‐based learning. Four Chatbots, namely Microsoft Copilot, Google Gemini, ChatGPT 3.5 and Perplexity, were used to answer and generate questions in four specific subject areas.
Rohini Khareedi, Daniel Fernandez
wiley   +1 more source

Effect of hydrofluoric acid surface treatments on micro-shear bond strength of CAD/CAM ceramics

open access: yesElectronic Physician, 2017
Introduction: Dental ceramics are appreciated as highly esthetic restorative materials that can simulate the appearance of natural dentition better than other materials.
Faraneh Mokhtarpour   +2 more
doaj   +1 more source

Tensile bond strength and SEM analysis of enamel etched with Er:YAG laser and phosphoric acid: a comparative study In vitro [PDF]

open access: yes, 2008
Er:YAG laser has been studied as a potential tool for restorative dentistry due to its ability to selectively remove oral hard tissue with minimal or no thermal damage to the surrounding tissues.
BRUGNERA JR., Aldo   +7 more
core   +1 more source

Biomodification of dentin collagen with hydroalcoholic propolis extract: Impact on resin–dentin adhesion

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This in vitro study evaluated the effect of hydroalcoholic propolis extract (HPE) as a collagen cross‐linking agent for preserving the dentin–adhesive interface. Dentin beams from human third molars were demineralized with 10% phosphoric acid and assigned to five treatments: distilled water (control), 6.5% grape seed extract (GSE), and HPE at ...
Zidane Hurtado Rabelo   +5 more
wiley   +1 more source

Fluorine depth profiles in human enamel after different acid etching times

open access: yesAustralasian Orthodontic Journal, 1987
This study was designed to monitor fluorine concentration changes in the surface layer of enamel subjected to acid etching for orthodontic direct bonding.
Sampson W.J., Wookey C. W., Rouse J.
doaj   +1 more source

Twenty-four-month clinical performance of different universal adhesives in etch-and-rinse, selective etching and self-etch application modes in NCCL – a randomized controlled clinical trial

open access: yesJournal of Applied Oral Science, 2019
Objective The aim of this randomized, controlled, prospective clinical trial was to evaluate the performances of two different universal adhesives and one etch-rinse adhesive for restoration of non-carious cervical lesions (NCCLs). Material and Methods
Fatma Dilsad OZ   +2 more
doaj   +1 more source

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