منابع مشابه
Failure modes and fracture origins of porcelain veneers on bilayer dental crowns.
The aims of this study were to determine the fracture origins and crack paths in the porcelain of clinically failed bilayer ceramic restorations and to reveal the correlation between the porcelain failures and material properties. Three clinically failed crowns of each material (bilayer zirconia crowns, galvano-ceramic crowns, and porcelain-fused-to-metal crowns) were collected and underwent fa...
متن کاملUse of porcelain veneers, crowns and an implant to resolve an esthetic problem.
A 51-year-old woman who worked as a company sales representative was concerned about the deteriorating condition of her anterior teeth. On presentation, the appearance of her anterior teeth was less than ideal, and she requested treatment to improve the situation. Her medical history was noncontributory, but intraoral examination revealed excessive diastema between the maxillary central incisor...
متن کاملComparison of porcelain veneers and crowns for resolving esthetic problems: two case reports.
When dentists are considering restoration of maxillary anterior teeth to improve esthetics, they must often choose between porcelain veneers and full-coverage crowns. Porcelain veneers are considered much more conservative in terms of the requirements for preparation, and they provide satisfactory, long-lasting esthetic results. Typically only the facial surface is involved in veneer preparatio...
متن کاملPorcelain Veneers and Zircon-Porcelain Crowns for the Esthetic Treatment of Severely Discoloured Anterior Teeth
A woman (38 years) with tetracycline-stained maxillary anterior teeth came to dental office to improve her appearance. The porcelain veneers and zircon-porcelain crowns were selected as the best treatment option to mask the stained teeth. Medial line, occlusal line, level of gingival margin and frontal plane alignment of maxillary anterior teeth was analysed. Direct composite laminates were pla...
متن کاملA New Total Digital Smile Planning Technique (3D-DSP) to Fabricate CAD-CAM Mockups for Esthetic Crowns and Veneers
Purpose. Recently, the request of patients is changed in terms of not only esthetic but also previsualization therapy planning. The aim of this study is to evaluate a new 3D-CAD-CAM digital planning technique that uses a total digital smile process. Materials and Methods. Study participants included 28 adult dental patients, aged 19 to 53 years, with no oral, periodontal, or systemic diseases. ...
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ژورنال
عنوان ژورنال: British Dental Journal
سال: 2021
ISSN: ['0007-0610', '1476-5373']
DOI: https://doi.org/10.1038/s41415-021-3381-5