Results 41 to 50 of about 27,951 (232)

Phosphoric Acid Increases the Porosity and Extends the Contact Area of Dental Osseo integrated Implants [PDF]

, 2018
The surface treatments are performed in dental implants in order to increase the chemical and mechanical connection between the implant and bone, favoring the stability of implant-supported prostheses.
Araújo, F. G. (Fernando), Botelho, A. D. (Aline), França, F. L. (Fernando)   +2 more
core   +1 more source

The Effect of Crown Height and Retentive Height of Abutment on the Fracture Resistance of Fatigued Monolithic Zirconia Anterior Implant Crowns—An In Vitro Study

Clinical Oral Implants Research, EarlyView.
ABSTRACT Objectives This laboratory study investigated the effect of two different retentive heights of Ti‐base abutments (3.5 and 5.5 mm) and crown heights (13 and 16 mm) on the load at failure and survival of monolithic zirconia implant‐supported crowns replacing a maxillary central incisor.
Esha Zahid, Jaafar Abduo, Attila Gergely, Roy Judge, Carolina Perez‐Rodriguez, Joseph Palamara   +5 more
wiley   +1 more source

Defining the geographical level of competition: a taxonomy of industry tradability

Economica, EarlyView.
Abstract The paper develops a taxonomy of industry tradability to define the geographical level at which competition takes place. First, it creates a novel dataset that combines production and international trade data for both goods and services industries, defined at a detailed (3‐digit) level of industry aggregation for 15 European countries.
Sara Calligaris, Chiara Criscuolo, Josh De Lyon, Andrea Greppi, Oliviero Pallanch   +4 more
wiley   +1 more source

Spectrophotometric comparison of two porcelain systems, VMK master and VM13 with the VITA 3D-master shade guide (An in vitro study)

Dental Research Journal, 2022
Background: Accurate shade matching of metal-ceramic restorations with natural teeth is one of the most challenging aspects of dental restorations and esthetic dentistry.
Assadollah Ahmadzadeh, Sara Mansourinejad, Sanaz Mansourinejad, Ali Rohani   +3 more
doaj   +1 more source

Effect of Toothbrushing On Shade and Surface Roughness of Extrinsically Stained Pressable Ceramics [PDF]

, 2016
Statement of problem The effect of toothbrushing on extrinsically stained pressable ceramic materials is unknown. Purpose The purpose of this in vitro study was to investigate the effects of toothbrushing on the shade and surface roughness of ...
Berzins, David W., Cho, Seok-Hwan, Garza, Lessly Arlette, Thompson, Geoffrey A.   +3 more
core   +1 more source

Clinical Insights From an 11‐Year and 6‐Month Follow‐Up of a Full‐Mouth Lithium Disilicate Rehabilitation for Severe Tooth Wear

Journal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective This article aims to describe the clinical execution and management of a full‐mouth rehabilitation in a patient with severe tooth wear, utilizing partial and full‐contour lithium disilicate restorations, with a long‐term follow‐up of 11 years and 6 months.
José Maurício dos Santos Nunes Reis, Filipe de Oliveira Abi‐Rached, Marcelo Antonialli Del'Acqua, Bruno Arruda Mascaro, Luis Felipe Rondón   +4 more
wiley   +1 more source

Simulation of brittle damage for fracture process of endodontically treated tooth [PDF]

, 2011
The mechanics of brittle damage in porcelain of an endodontically treated maxilla incisor tooth was simulated using finite element method (FEM). For this purpose a very complex composite structure of endodontically treated tooth is simulated under ...
Abdul Kadir, Mohammed Rafiq, J., Kashani, S. S. R., Koloor   +2 more
core   +1 more source

Eight‐Year Clinical Performance of Cantilevered Zirconia Resin‐Bonded Fixed Dental Prostheses: A Randomized Controlled Trial Evaluating the Effect of Nanostructured Alumina Coating

Journal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective To evaluate the clinical performance of cantilevered zirconia resin‐bonded fixed dental prostheses (RBFDPs) pretreated with nanostructured alumina coating (NAC) as a non‐invasive surface modification alternative to airborne‐particle abrasion (APA).
Tine Malgaj, Andraž Kocjan, Mutlu Özcan, Peter Jevnikar   +3 more
wiley   +1 more source

Microscopic Assisted Aesthetic Restoration Of Anterior Teeth: A Case Report

International Dental Journal
Introduction: This case report describes the application of porcelain veneers to address aesthetic concerns in the patient's anterior maxillary teeth. The entire procedure was performed under dental microscope guidance to achieve minimally invasive and ...
Ying Zhou, Manru Chu
doaj   +1 more source

Effects of Substructure Color and Restoration Thickness on the Final Color of Ultra‐Translucent Zirconia Ceramics

Journal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective This in vitro study aimed to evaluate the effects of substructure color and restoration thickness on the final color of shade‐gradient ultra‐translucent zirconia ceramics. Material and Methods A total of 180 flat‐shaped ultra‐translucent zirconia specimens (5Y‐PSZ) with thicknesses of 0.4, 0.6, and 0.8 mm (n = 60) were fabricated and
Elif Yılmaz Biçer, Merve Bankoğlu Güngör, Cemal Aydın   +2 more
wiley   +1 more source