Results 1 to 10 of about 1,430,822 (386)

Fundamental mechanics of tooth fracture and wear: implications for humans and other primates. [PDF]

open access: yesInterface Focus, 2021
Until recently, there had been little attempt in the literature to identify and quantify the underlying mechanics of tooth durability in terms of materials engineering concepts.
Borrero-Lopez O   +3 more
europepmc   +2 more sources

Naturally-occurring tooth wear, tooth fracture, and cranial injuries in large carnivores from Zambia. [PDF]

open access: yesPeerJ, 2021
Determining the incidence and causes of craniodental damage in wild carnivores is often constrained by limited access to specimens with associated ecological data, such as prey type and abundance. We assessed dental condition and cranial injuries in lion,
Van Valkenburgh B, White PA.
europepmc   +2 more sources

Tooth fracture frequency in gray wolves reflects prey availability [PDF]

open access: yeseLife, 2019
Exceptionally high rates of tooth fracture in large Pleistocene carnivorans imply intensified interspecific competition, given that tooth fracture rises with increased bone consumption, a behavior that likely occurs when prey are difficult to acquire. To
Blaire Van Valkenburgh   +4 more
doaj   +2 more sources

Vibration characteristic analysis of spur gear systems under tooth crack or fracture

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2021
Tooth fractures and cracks are common defects in gear transmission systems. Crack propagation paths of the spur gears are acquired using the fracture mechanics theory.
Xu Li   +5 more
doaj   +2 more sources

Parameter study on the calculated risk of tooth flank fracture of case hardened gears

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
Due to better material qualities, new surface finishing methods and better heat-treatment process reliability, flank surface damages, such as pitting or micropitting, can be prevented in a reliable manner.
Michael HEIN   +2 more
doaj   +2 more sources

Tooth Fracture Evaluation and Endodontic Treatment in Dogs [PDF]

open access: hybrid, 2000
Capik I., V. Ledeck˘, A. ·evaik:Tooth Fracture Evaluation and Endodontic Treatment in Dogs. Acta Vet. Brno 2000, 69: 115–122. Tooth fractures constitute a considerable fraction of all tooth diseaes.
I. Capík, Valent Ledecký, A. Ševčík
openalex   +2 more sources

A Correlation of Permanent Anterior Tooth Fracture with Type of Occlusion and Craniofacial Morphology

open access: bronzeInternational Journal of Clinical Pediatric Dentistry, 2013
Aims: To assess the relationship of anterior tooth fractures with type of occlusion and craniofacial morphology. Materials and methods: The study was conducted on 76 subjects of age group 9 to 13 years with at least one fractured permanent anterior teeth.
Renu Chaturvedi   +4 more
openalex   +2 more sources

Multidisciplinary Management of Complicated Crown-Root Fracture of an Anterior Tooth Undergoing Apexification

open access: yesCase Reports in Dentistry, 2015
The purpose of this case report was to present the multidisciplinary management of a subgingival crown-root fracture of a patient undergoing apexification treatment.
Merve Mese   +3 more
doaj   +2 more sources

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