Results 51 to 60 of about 67,737 (311)

Acrylic Resin Guide for Locating the Abutment Screw Access Channel of Cement-Retained Implant Prostheses [PDF]

open access: yes, 2016
Abutment screw loosening represents a common and challenging technical complication of cement-retained implant prostheses. This article describes the fabrication of a simple and accurate poly(methyl methacrylate) guide for identifying the location and ...
Ahmed, Ayman   +2 more
core   +1 more source

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Development of 3D CAD/FEM Analysis System for Natural Teeth and Jaw Bone Constructed from X-Ray CT Images

open access: yesInternational Journal of Biomaterials, 2010
A three-dimensional finite element model of the lower first premolar, with the three layers of enamel, dentin, and pulp, and the mandible, with the two layers of cortical and cancellous bones, was directly constructed from noninvasively acquired CT ...
Aki Hasegawa   +5 more
doaj   +1 more source

Review on Preformed Crowns in Pediatric Dentistry—The Composition and Application

open access: yesMaterials, 2022
The purpose of this review is to compare and contrast the various types of preformed crowns that can be used to restore the primary teeth in children. Historically, preformed crowns have been widely available for the past 50 years. The clinical performance of preformed crowns has evolved to meet higher functional, mechanical, and aesthetic demands ...
Klaudia Sztyler   +2 more
openaire   +3 more sources

Altering Occlusal Vertical Dimension Provisionally with Base Metal Onlays: A Clinical Report [PDF]

open access: yes, 2008
This article presents a method for altering occlusal vertical dimension (OVD) to restore dentitions with limited restorative space due to loss of tooth structure.
Kuracina, Jennifer   +2 more
core   +1 more source

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Moving an incisor across the midline: A treatment alternative in an adolescent patient [PDF]

open access: yes, 2011
A 13-year-old sought treatment for a severely compromised maxillary left central incisor and an impacted fully developed left canine. Extraction of both teeth became necessary.
Bosio, Jose A   +2 more
core   +1 more source

New craniodental materials of Falcarius utahensis (Theropoda: Therizinosauria) reveal patterns of intraspecific variation and cranial evolution in early coelurosaurians

open access: yesThe Anatomical Record, EarlyView.
Abstract Despite documented ecomorphological shifts toward an herbivorous diet in several coelurosaurian lineages, the evolutionary tempo and mode of these changes remain poorly understood, hampered by sparse cranial materials for early representatives of major clades. This is particularly true for Therizinosauria, with representative crania best known
William J. Freimuth, Lindsay E. Zanno
wiley   +1 more source

Low-invasive method of lengthening the crown as an alternative to implants

open access: yesЭндодонтия Today, 2020
The emergence of modern materials for therapeutic dentistry significantly increased the possibility of clinicians to conduct restoration of severely damaged teeth. We present a clinical case of recovery of the damaged tooth crown.

doaj  

Optimizing Anterior Implant Outcome Immediately After Implant Placement and Grafting by Using Patient’s Extracted Teeth: A Case Report [PDF]

open access: yes, 2017
Optimizing anterior implant outcome using patient’s extracted teeth. Successful implant treatment in the anterior maxilla is predicated on providing a functional and esthetically acceptable outcome.
Banez, Jay Darryl   +3 more
core   +1 more source

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