Results 81 to 90 of about 27,261 (297)

Effect of Light-Curing Unit Type and Bulk-Fill Composite Resins with Different Photoinitiators on Marginal Gaps of Class II Restorations

open access: yesPesquisa Brasileira em Odontopediatria e Clínica Integrada, 2022
Objective: To evaluate the effect of two types of light-curing units (second and third generations) and two types of bulk-fill composite resins with different photoinitiators - Tetric N-Ceram Bulk Fill (TNCB) and X-tra Fil (XTF) on gap formation at the ...
Fereshteh Naser Alavi   +3 more
doaj  

Effect of Wax Pattern Fabrication Technique and Convergence Angle of the Preparation on the Accuracy of Full Veneer Metal Crowns: An in Vitro Study [PDF]

open access: yesInternational Journal of Scientific Research in Dental and Medical Sciences
Background and aim: To compare the marginal and internal adaptation of full veneer crowns cast from wax patterns fabricated by three-dimensional printing and conventional wax-up technique employing two different convergence angles.Material and methods ...
Kalyani Puvvadi   +5 more
doaj   +1 more source

In vitro performance of an autocured universal adhesive system in bonding to dentin

open access: yesBMC Oral Health, 2023
Background The successful integration of resin-based dental adhesives significantly impacts restorative dentistry, providing efficient and aesthetically pleasing caries treatments.
Kota Kibe   +2 more
doaj   +1 more source

Morphological diversity of saber‐tooth upper canines and its functional implications

open access: yesThe Anatomical Record, EarlyView.
Abstract Elongated upper canine teeth, commonly known as saber‐teeth, have evolved three times within the sub‐order Feliformia. The species that wielded them flourished throughout the Cenozoic and have historically been separated into two morphological groups: the dirk‐tooths with longer, flatter canines, and the scimitar‐tooths with shorter, serrated ...
Caitlin D. Shelbourne   +1 more
wiley   +1 more source

Hypercanines: Not just for sabertooths

open access: yesThe Anatomical Record, EarlyView.
Abstract Hypercanines are here defined as hypertrophied caniniform teeth, that is, canine teeth that are elongated to serve specific functions in different clades of mammals and their synapsid ancestors. This article presents an overview of the occurrence of hypercanines, their growth, and their function across a broad range of clades.
Lars Werdelin
wiley   +1 more source

Marginal Adaptation of BioRoot RCS, MTA-Fillapex, EpoxySeal, and Sealapex to Radicular Dentin: An In Vitro Study

open access: yesCureus
Introduction The primary goal of endodontic therapy is to achieve a three-dimensional filling of the root canal. The sealer plays a crucial role in filling the residual gaps between the gutta-percha and the canal wall, which prevents fluids and bacteria ...
M. Kirthiga   +4 more
semanticscholar   +1 more source

Myological and osteological approaches to gape and bite force reconstruction in Smilodon fatalis

open access: yesThe Anatomical Record, EarlyView.
Abstract Masticatory gape and bite force are important behavioral and ecological variables. While much has been written about the highly derived masticatory anatomy of Smilodon fatalis, there remains a great deal of debate about their masticatory behaviors.
Ashley R. Deutsch   +5 more
wiley   +1 more source

In vitro evaluation of the marginal and internal discrepancies of different esthetic restorations

open access: yesJournal of Applied Oral Science, 2013
Objective: This study examined the fit of two types of all-ceramic single crowns and indirect composite resin full coverage crowns. Material and Methods: Thirty intact human mandibular first premolars were selected for this study and prepared using ...
Amal Abdelsamad SAKRANA
doaj   +1 more source

Quantitative assessment of masticatory muscles based on skull muscle attachment areas in Carnivora

open access: yesThe Anatomical Record, EarlyView.
Abstract Masticatory muscles are composed of the temporalis, masseter, and pterygoid muscles in mammals. Each muscle has a different origin on the skull and insertion on the mandible; thus, all masticatory muscles contract in different directions. Collecting in vivo data and directly measuring the masticatory muscles anatomically in various Carnivora ...
Kai Ito   +4 more
wiley   +1 more source

Evaluation of marginal adaptation of ceramic crowns depending on the marginal design and the addition of ceramic

open access: yesBrazilian Journal of Oral Sciences, 2015
This study evaluates the marginal adaptation of ceramic copings front of two finish lines and addition of ceramic. Hence, two master steel dies were milled with all-ceramic crowns preparation, one with a round shoulder finish line margin design, and the ...
Edson Hilgert   +3 more
doaj   +1 more source

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