Results 11 to 20 of about 299,655 (336)

Unravelling the functional biomechanics of dental features and tooth wear [PDF]

open access: yes, 2013
Most of the morphological features recognized in hominin teeth, particularly the topography of the occlusal surface, are generally interpreted as an evolutionary functional adaptation for mechanical food processing.
Benazzi, Stefano   +3 more
core   +13 more sources

Step-stress analysis for predicting dental ceramic reliability [PDF]

open access: yesDental Materials, 2013
To test the hypothesis that step-stress analysis is effective to predict the reliability of an alumina-based dental ceramic (VITA In-Ceram AL blocks) subjected to a mechanical aging test.Bar-shaped ceramic specimens were fabricated, polished to 1μm finish and divided into 3 groups (n=10): (1) step-stress accelerating test; (2) flexural strength-control;
Borba, M.   +3 more
openaire   +2 more sources

A comparative study of stress among medical and dental students

open access: yesAsian Journal of Medical Sciences, 2021
Background: Many researches in the past have proved that medical students experience elevated level of stress throughout their medical school life. Aims and Objective: The aim of the study is to study the prevalence and degree of stress among medical ...
Bijaya Adhikari   +4 more
doaj   +1 more source

Reflection Photoelastic Stress Analysis of a Dental Bridge [PDF]

open access: yesJournal of Dental Research, 1971
The stress distribution on the surface of a four unit gold bridge was determined by reflection photoelasticity. The highest stress concentration was at the soldered joints. The distribution of stress was a function of the support of the abutment teeth.
Farah, J. W., Craig, Robert G.
openaire   +3 more sources

Fracture Resistance of Zirconia Oral Implants In Vitro: A Systematic Review and Meta-Analysis [PDF]

open access: yes, 2020
Various protocols are available to preclinically assess the fracture resistance of zirconia oral implants. The objective of the present review was to determine the impact of different treatments (dynamic loading, hydrothermal aging) and implant features (
Bethke, Annalena   +6 more
core   +1 more source

Effect of Number and Location on Stress Distribution of Mini Dental Implant-Assisted Mandibular Kennedy Class I Removable Partial Denture: Three-Dimensional Finite Element Analysis

open access: yesInternational Journal of Dentistry, 2022
Purpose. To investigate effects of number and location on patterns of von Mises stress distribution and volume average stress on abutment tooth, edentulous ridge, mini dental implant, and surrounding bone of mini dental implant-assisted mandibular ...
Wissanee Jia-mahasap   +4 more
doaj   +1 more source

Biomechanical Effects of Different Load Cases with an Implant-Supported Full Bridge on Four Implants in an Edentulous Mandible: A Three-Dimensional Finite Element Analysis (3D-FEA)

open access: yesDentistry Journal, 2023
The long-term success and predictability of implant-supported restorations largely depends on the biomechanical forces (stresses) acting on implants and the surrounding alveolar bone in the mandible.
Árpád László Szabó   +4 more
doaj   +1 more source

Personalized Biomechanical Analysis of the Mandible Teeth Behavior in the Treatment of Masticatory Muscles Parafunction

open access: yesJournal of Functional Biomaterials, 2021
A 3D finite element model of the mandible dentition was developed, including 14 teeth, a periodontal ligament (PDL), and a splint made of polymethylmethacrylate (PMMA).
Denis Gribov   +7 more
doaj   +1 more source

Fem and Von Mises analysis of OSSTEM ® dental implant structural components: evaluation of different direction dynamic loads [PDF]

open access: yes, 2018
PURPOSE: The objective of this investigation is to study prosthodontics and internal components resistance to the masticatory stress and considering different force directions by using Finite Element Method analysis (FEM).
Bramanti, E1   +10 more
core   +1 more source

Influence of buccal-lingual width on the survival rate of proximal ART restorations in ponterior teeth

open access: yesRevista Brasileira de Odontologia, 2018
Objective: this study examined the relationship between the buccal-lingual width and the survival rate of multiple surface restorations, after simulated mechanical cycling. Material and Methods: three cavity’s widths were evaluated: Regular (R = 3.21mm),
Carolina Guedes Barquete   +2 more
doaj   +1 more source

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