Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury

Many studies indicate that wearing a bicycle helmet significantly reduces the risk of accident-related head injuries. Less is reported, however, about bicycle helmet use, about preventing facial injury. Epidemiological studies typically report incidences of 'head injury,' though rarely ca...

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Main Author: Ghaidaa A. Khalid
Format: Article
Language:English
Published: middle technical university 2022-12-01
Series:Journal of Techniques
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Online Access:https://journal.mtu.edu.iq/index.php/MTU/article/view/867
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author Ghaidaa A. Khalid
author_facet Ghaidaa A. Khalid
author_sort Ghaidaa A. Khalid
collection DOAJ
description Many studies indicate that wearing a bicycle helmet significantly reduces the risk of accident-related head injuries. Less is reported, however, about bicycle helmet use, about preventing facial injury. Epidemiological studies typically report incidences of 'head injury,' though rarely categorize head, brain, and facial injuries separately. Studies that do focus on facial injury suggest that helmets do not provide adequate protection. A 3D biofidelic child head form and two conventional bicycle helmets (that is,” open face") were created in MSC ADAMS™ computer modelling and simulation software. Peak force and linear accelerations were measured for a series of head form impact simulations corresponding to an established testing standard and a newly proposed series of tests derived from modified motorcycle standards, incorporating injury thresholds from the facial bone impact tolerance literature. Almost all impact simulations exceeded the threshold for fracture, soft tissue, and dental trauma. An observational study was conducted using MSC ADAMS™ to assess a helmeted headform's face exposure during impact simulations. Helmets failed to reduce face impact exposure, during all simulations, except for perpendicular cheek impacts. International test standards, therefore, require urgent revision to ensure that face protection is included.
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spelling doaj-art-d68b76b5e79245cc8183dd8f4cef7e3c2025-01-19T11:02:01Zengmiddle technical universityJournal of Techniques1818-653X2708-83832022-12-014410.51173/jt.v4i4.867Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial InjuryGhaidaa A. Khalid0Electrical Engineering Technical College, Middle Technical University, Baghdad, Iraq. Many studies indicate that wearing a bicycle helmet significantly reduces the risk of accident-related head injuries. Less is reported, however, about bicycle helmet use, about preventing facial injury. Epidemiological studies typically report incidences of 'head injury,' though rarely categorize head, brain, and facial injuries separately. Studies that do focus on facial injury suggest that helmets do not provide adequate protection. A 3D biofidelic child head form and two conventional bicycle helmets (that is,” open face") were created in MSC ADAMS™ computer modelling and simulation software. Peak force and linear accelerations were measured for a series of head form impact simulations corresponding to an established testing standard and a newly proposed series of tests derived from modified motorcycle standards, incorporating injury thresholds from the facial bone impact tolerance literature. Almost all impact simulations exceeded the threshold for fracture, soft tissue, and dental trauma. An observational study was conducted using MSC ADAMS™ to assess a helmeted headform's face exposure during impact simulations. Helmets failed to reduce face impact exposure, during all simulations, except for perpendicular cheek impacts. International test standards, therefore, require urgent revision to ensure that face protection is included. https://journal.mtu.edu.iq/index.php/MTU/article/view/867BiomechanicsFacial InjuryBicycle-HelmetMedical Instrumentation
spellingShingle Ghaidaa A. Khalid
Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury
Journal of Techniques
Biomechanics
Facial Injury
Bicycle-Helmet
Medical Instrumentation
title Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury
title_full Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury
title_fullStr Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury
title_full_unstemmed Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury
title_short Biomechanical Investigation of the Efficacy of Conventional Bicycle Helmets at Preventing Facial Injury
title_sort biomechanical investigation of the efficacy of conventional bicycle helmets at preventing facial injury
topic Biomechanics
Facial Injury
Bicycle-Helmet
Medical Instrumentation
url https://journal.mtu.edu.iq/index.php/MTU/article/view/867
work_keys_str_mv AT ghaidaaakhalid biomechanicalinvestigationoftheefficacyofconventionalbicyclehelmetsatpreventingfacialinjury