Results 131 to 140 of about 2,140,830 (371)

Stress in Immature Incisor Treated With Regenerative Endodontics or Restored With Bulk‐Fill Resin Composite: A 2D Finite Element Analysis

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT This study investigated the stress distribution on teeth undergoing regenerative endodontic treatment (RET) using two‐dimensional finite element analysis (2D FEA). Five 2D‐FEA models of immature incisors were developed, involving immediately after RET, models after RET varying root length and thickness: 10% increase in root length and root ...
Gabriela Leite de Souza   +6 more
wiley   +1 more source

Lithic analysis in African archaeology: Advances and key themes

open access: yesArchaeometry, EarlyView.
Abstract Stone artifacts (lithics) preserve for extended periods; thus they are key evidence for probing the evolution of human technological behaviors. Africa boasts the oldest record of stone artifacts, spanning 3.3 Ma, rare instances of ethnographic stone tool‐making, and stone tool archives from diverse ecological settings, making it an anchor for ...
Deborah I. Olszewski   +2 more
wiley   +1 more source

Lack of correlation between mouth-breathing and bite force [PDF]

open access: yes, 2017
The correlation between mouth-breathing and bite force was studied in 81 children, 7 to 16 years old. Mouth-breathing was diagnosed on the basis of the subject history, the rhinomanometrically determined nasal airflow and the size of the airway measured ...
Ingervall, Bengt   +2 more
core  

Validity and sensitivity of a human cranial finite element model: Implications for comparative studies of biting performance [PDF]

open access: yes, 2015
Finite element analysis (FEA) is a modelling technique increasingly used in anatomical studies investigating skeletal form and function. In the case of the cranium this approach has been applied to both living and fossil taxa to (for example) investigate
Barak   +55 more
core   +2 more sources

Exploring dietary adaptations in Ursus minimus: a 3D geometric morphometric analysis of the mandible

open access: yesBoreas, EarlyView.
Using 3D geometric morphometrics, the dietary adaptations of the extinct Auvergne bear (Ursus minimus) are analysed. Its mandibular morphology aligns more closely with omnivorous rather than insectivorous bears, challenging current ideas. The extinct bear Ursus minimus, which lived in Europe during the Pliocene and possibly Early Pleistocene, is ...
Anneke H. van Heteren
wiley   +1 more source

Mechanics and Mathematical Modeling of Class III Treatment with Orthodontic Appliances with a Movable Ramp [PDF]

open access: yes, 2016
Treatment of class III is a current problem in orthodontics that requires constant improvement of its methods, development of new or modifications of known methods and techniques.
Doroshenko, N. (Nataliia)   +4 more
core   +2 more sources

Flapless Mini Implants Immediately Loaded for Full‐Arch Overdenture Rehabilitation: An Up‐To‐15‐Year Retrospective Study

open access: yesClinical Oral Implants Research, EarlyView.
ABSTRACT Objectives This study aimed to evaluate the survival rates of Mini Dental Implants (MDIs) placed in both the maxilla and the mandible, and their associated overdenture prostheses in edentulous patients over short‐, medium‐, and long‐term follow‐up periods.
Gerardo Pellegrino   +8 more
wiley   +1 more source

FEM and Von Mises analysis on prosthetic crowns structural elements: evaluation of different applied materials [PDF]

open access: yes, 2017
The aim of this paper is to underline the mechanical properties of dental single crown prosthodontics materials in order to differentiate the possibility of using each material for typical clinical condition and masticatory load.
Cesare, D’Amico   +10 more
core   +1 more source

Ten‐Year Results of a Prospective Study on One‐Piece Zirconia Oral Implants for Single‐Tooth Reconstruction

open access: yesClinical Oral Implants Research, EarlyView.
ABSTRACT Objectives The intention of this 10‐year prospective cohort investigation was to clinically and radiographically investigate the outcomes of a one‐piece zirconia implant system for single‐tooth replacement. Materials and Methods A total of 65 patients received 66 single‐tooth implants restored with all‐ceramic crowns.
Ralf‐Joachim Kohal   +6 more
wiley   +1 more source

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