نتایج جستجو برای: dental veneer

تعداد نتایج: 162669  

2017
A Nehir Özden

Background: Recently, rapid prototyping technology is the future of quick and direct production. This technology found applications with metal framework of fixed partial dentures, framework of removable partial dentures, facial prostheses and titanium implants in prosthetic dentistry. Laser beam sintered the selected areas on the alloy powders and the restoration is produced layer by layer at s...

Journal: :The Journal of prosthetic dentistry 2001
R Prisco S M Morgano S D'amato

The 1-piece, implant-supported abutment and crown, colloquially described as the UCLA abutment, commonly is used to fabricate single, screw-retained crowns. This abutment was designed to allow attachment of the crown directly to the implant and requires a waxing and casting procedure by a laboratory technician. A new prefabricated abutment has been developed that uses a similar approach but doe...

ژورنال: مجله دندانپزشکی 2011
تقوی, فرنوش, سیادت, حکیمه, شیخ زاده, صدیقه, علی‌خاصی, مرضیه, منزوی, عباس, ناصری, محمد علی,

Background and Aims: The bond strength between veneer ceramics and zirconia frameworks is the weakest component in the layered ceramics. Due to the possible effect of adding pigments to the core materials on the bond strength between core and veneer as well as the introduction of new ceramic materials in dentistry, the aim of this study was to compare the zirconia core-veneer microtensile bond ...

Background: Neutron contamination is produced in electron beams of linac when tooth or dental materials are located in the path of beam. Objective: This study aims to determine the neutron dose contamination from different dental restoration materials in electron mode of a linac. Material and Methods: In this experimental study, the neutron dose contamination was calculated in the p...

2012
Núbia Pavesi Pini Flávio Henrique Baggio Aguiar Débora Alves Nunes Leite Lima José Roberto Lovadino Raquel Sano Suga Terada Renata Corrêa Pascotto

Laminate veneers are a conservative treatment of unaesthetic anterior teeth. The continued development of dental ceramics offers clinicians many options for creating highly aesthetic and functional porcelain veneers. This evolution of materials, ceramics, and adhesive systems permits improvement of the aesthetic of the smile and the self-esteem of the patient. Clinicians should understand the l...

2012
Pimmada Kesrak Chalermpol Leevailoj

Objectives. To evaluate the surface hardness of two light-cured resin cements polymerized under different ceramic discs. Methods. 40 experimental groups of 2 light-cured resin cement specimens (Variolink Veneer and NX3) were prepared and polymerized under 5 different ceramic discs (IPS e.max Press HT, LT, MO, HO, and Cercon) of 4 thicknesses (0.5, 1.0, 1.5, and 2.0 mm), Those directly activated...

2015
Jorge Forero-López Luis Gamboa-Martínez Laura Pico-Porras Javier Laureano Niño-Barrera

A palato-radicular groove (PRG) is a developmental anomaly primarily found in the maxillary lateral incisors. It is a potential communication path between the root canal and the periodontium that decreases the survival prognosis of the affected tooth, therefore compromising the stability of the dental structure in the oral cavity. The aim of this case report is to present an original technique ...

Journal: :Journal of endodontics 2008
Camillo D'Arcangelo Francesco De Angelis Mirco Vadini Simone Zazzeroni Christian Ciampoli Maurizio D'Amario

The aim of this in vitro study was to evaluate the influence of endodontic therapy, veneer preparation, and their association on fracture resistance and deflection of pulpless anterior teeth and assess whether restoration with quartz fiber-reinforced post can influence these properties. Seventy-five freshly extracted human maxillary central incisors were selected. Teeth were randomly divided in...

Journal: :Selcuk dental journal 2022

Laminate Veneerler
 Estetik dental tedavilerde hastaların beklenti ve gereksinimleri günden güne artmaktadır. Dental estetik, kaybettikleri estetik görüntünün yeniden kazandırılmasında son derece önemli bir yer tutmaktadır. Hasta beklentilerinin bu denli yüksek olması, hekimleri daha materyaller kullanmaya hassas tedavi uygulamalarına itmektedir. veneerler hastalara görüntüyü kazandırma no...

ژورنال: مجله دندانپزشکی 1998
رشیدان, نیره , ماهگلی, حسینعلی ,

  The major foible of dental ceramics is their brittle nature. Therefore, the producers of these materials have focused on the “strength” issue. A method of increasing strength is ion exchange on porcelain surface which leads to formation of a compressive crust that opposing forces should overcome before developing a crack. In current study, ion exchange in two types of porcelain, Ceramco II wh...

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