Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis

Background: The most vulnerable tooth is the maxillary incisor, which sustains 80% of dental injuries. Dynamic Finite element analysis is used to understand the biomechanics of fracture of maxillary incisor under traumatic impact loading. Aim: The aim was to investigate the stress patterns of an upp...

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Main Authors: K Jayasudha, M Hemanth, Raj Baswa, H P Raghuveer, B Vedavathi, Chatura Hegde
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2015-01-01
Series:Journal of Indian Society of Pedodontics and Preventive Dentistry
Subjects:
Online Access:http://www.jisppd.com/article.asp?issn=0970-4388;year=2015;volume=33;issue=4;spage=302;epage=306;aulast=Jayasudha
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author K Jayasudha
M Hemanth
Raj Baswa
H P Raghuveer
B Vedavathi
Chatura Hegde
author_facet K Jayasudha
M Hemanth
Raj Baswa
H P Raghuveer
B Vedavathi
Chatura Hegde
author_sort K Jayasudha
collection DOAJ
description Background: The most vulnerable tooth is the maxillary incisor, which sustains 80% of dental injuries. Dynamic Finite element analysis is used to understand the biomechanics of fracture of maxillary incisor under traumatic impact loading. Aim: The aim was to investigate the stress patterns of an upper incisor in a three-dimensional (3D) model under traumatic impact loading in various directions. Materials and Methods: A 3D finite element model of the upper incisor and surrounding tissues was established. A sinusoidal force of 800N was applied over a period of 4 ms. Results: Software performs a series of calculations and mathematical equations and yields the simulation results. During the horizontal impact (F1), stresses were concentrated in the cervical area of the crown, reaching peak stress of 125 MPa at 2 ms. Conclusion: A horizontal force exerted on the labial surface of the tooth tends to cause cervical crown fractures, oblique crown root fractures, and oblique root fractures.
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spelling doaj.art-9c5941666d8742318a97e2484dea5fab2022-12-22T03:10:52ZengWolters Kluwer Medknow PublicationsJournal of Indian Society of Pedodontics and Preventive Dentistry0970-43881998-39052015-01-0133430230610.4103/0970-4388.165680Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysisK JayasudhaM HemanthRaj BaswaH P RaghuveerB VedavathiChatura HegdeBackground: The most vulnerable tooth is the maxillary incisor, which sustains 80% of dental injuries. Dynamic Finite element analysis is used to understand the biomechanics of fracture of maxillary incisor under traumatic impact loading. Aim: The aim was to investigate the stress patterns of an upper incisor in a three-dimensional (3D) model under traumatic impact loading in various directions. Materials and Methods: A 3D finite element model of the upper incisor and surrounding tissues was established. A sinusoidal force of 800N was applied over a period of 4 ms. Results: Software performs a series of calculations and mathematical equations and yields the simulation results. During the horizontal impact (F1), stresses were concentrated in the cervical area of the crown, reaching peak stress of 125 MPa at 2 ms. Conclusion: A horizontal force exerted on the labial surface of the tooth tends to cause cervical crown fractures, oblique crown root fractures, and oblique root fractures.http://www.jisppd.com/article.asp?issn=0970-4388;year=2015;volume=33;issue=4;spage=302;epage=306;aulast=JayasudhaDynamic forcefinite elementstress distributiontraumatic impact
spellingShingle K Jayasudha
M Hemanth
Raj Baswa
H P Raghuveer
B Vedavathi
Chatura Hegde
Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis
Journal of Indian Society of Pedodontics and Preventive Dentistry
Dynamic force
finite element
stress distribution
traumatic impact
title Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis
title_full Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis
title_fullStr Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis
title_full_unstemmed Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis
title_short Traumatic impact loading on human maxillary incisor: A Dynamic finite element analysis
title_sort traumatic impact loading on human maxillary incisor a dynamic finite element analysis
topic Dynamic force
finite element
stress distribution
traumatic impact
url http://www.jisppd.com/article.asp?issn=0970-4388;year=2015;volume=33;issue=4;spage=302;epage=306;aulast=Jayasudha
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AT rajbaswa traumaticimpactloadingonhumanmaxillaryincisoradynamicfiniteelementanalysis
AT hpraghuveer traumaticimpactloadingonhumanmaxillaryincisoradynamicfiniteelementanalysis
AT bvedavathi traumaticimpactloadingonhumanmaxillaryincisoradynamicfiniteelementanalysis
AT chaturahegde traumaticimpactloadingonhumanmaxillaryincisoradynamicfiniteelementanalysis