Results 1 to 10 of about 549,941 (204)

Impact of different CAD software programs on marginal and internal fit of provisional crowns: An in vitro study [PDF]

Heliyon
Statement of the problem: Different CAD software programs used for designing crowns show variations in marginal and internal fit. Marginal and internal discrepancies may cause poorly fitting crowns.
Ayşe Rençber Kızılkaya, Aybuke Kara
doaj   +4 more sources

Marginal and internal fit of crowns based on additive or subtractive manufacturing

Biomaterial Investigations in Dentistry, 2021
Objective To assess the marginal and internal fit of crowns manufactured by additive and subtractive manufacturing technique. Materials and Methods Twenty extracted teeth prepared for complete coverage crowns were scanned with an intra-oral scanner ...
Yasser Haddadi, Bahram Ranjkesh, Flemming Isidor, Golnosh Bahrami   +3 more
doaj   +2 more sources

Marginal Adaptation and Internal Fit of Zirconia Crowns Fabricated with Different CAD/CAM Systems [PDF]

Journal of Pharmacy and Bioallied Sciences
Background: The precision of marginal adaptation and internal fit plays a critical role in the longevity and clinical success of zirconia crowns.
Bhagyashree Gurunath Kalsekar, Papala Sesha Reddy, S. Lakshmi Prasanna, Richa Ranjan Sahai, Sumit Bhatt, Mrunal Dave   +5 more
doaj   +2 more sources

Marginal and internal fit of CAD/CAM restorations with CAD-defined cement space: a meta-analysis of micro-CT studies [PDF]

BMC Oral Health
Statement of problem In fixed restorations produced with a fully digital workflow, there is limited meta-analytic evidence examining the relationship between predefined cement gap and marginal/ internal fit.
Bahar Kavafoğlu Yılmaz, Tuğba Akkaya Hocagil, Evşen Tamam   +2 more
doaj   +2 more sources

Comparative evaluation of marginal and internal fit of multi-unit fixed dental prostheses: A systematic review and meta-analysis of conventional versus digital impressions [PDF]

Dental Research Journal
Background: The incorporation of digital techniques has gained popularity in the fabrication of fixed dental prostheses (FDPs) over the last decade; however, limited evidence exists regarding the marginal and internal fit when using conventional versus ...
Anamika Sinha, Gunjan Srivastava, Sangram Kumar Panda, Abhilash Mohapatra, Naghma Tabarak, Gopal Krishna Choudhury   +5 more
doaj   +2 more sources

Marginal and internal fit of 3D printed permanent crowns: effect of CAD/CAM software, preparation type and resin material [PDF]

BMC Oral Health
Background With the advancement of digital technology, the stages of fabrication of temporary or permanent restorations with additive manufacturing (AM) are likely to become a routine in clinical dentistry.
Görkem Mümtaz, Beril Koyuncu
doaj   +2 more sources

Comparative evaluation of internal fit and marginal gap of endocrowns using lithium disilicate and polyether ether ketone materials - an in vitro study [PDF]

BMC Oral Health, 2023
Background The aim of the study was to investigate the effect of material and occlusal preparation design on the internal fit and marginal gap of endocrowns made of Polyether ether ketone (PEEK) and lithium disilicate.
Nermeen Nagi, Ahmed Mahmoud Fouda, Christoph Bourauel   +2 more
doaj   +2 more sources

Effect of conventional and digital fabrication techniques on marginal and internal fit of lithium disilicate endocrowns [PDF]

BMC Oral Health
Background This study aims to compare the marginal and internal fit of lithium disilicate endocrowns produced by conventional and/or digital impression and fabrication techniques.
Duygu Ece Keskin, Gaye Sağlam, Şükriye Ece Geduk   +2 more
doaj   +2 more sources

Optical coherence tomography systems for evaluation of marginal and internal fit of ceramic reconstructions [PDF]

Biomaterial Investigations in Dentistry, 2022
Purpose To evaluate the marginal and internal fit of lithium disilicate and zirconia crowns using two optical coherence tomography (OCT) systems in order to estimate inter-system variations.Materials and methods Ten lithium disilicate and 10 cubic ...
Hiba Al-Imam, Ana R. Benetti, Pete Tomlins, Klaus Gotfredsen   +3 more
doaj   +2 more sources

Evaluation of Internal Fit in Custom-Made Posts and Cores Fabricated with Fully Digital Versus Conventional Techniques [PDF]

Journal of Functional Biomaterials
Objective: This study aimed to assess and compare the internal fit of custom-made posts and cores fabricated using digital impressions (DI) and conventional vinyl polysiloxane (VPS) impressions in restorative dentistry.
Eric Jensen, Shariel Sayardoust
doaj   +2 more sources