Anatomical Features and Material Properties of Human Surrogate Head Models Affect Spatial and Temporal Brain Motion under Blunt Impact

M Hanna, A Ali, P Bhatambarekar, K Modi, C Lee… - Bioengineering, 2024 - mdpi.com
Traumatic brain injury (TBI) is a biomechanical problem where the initiating event is dynamic
loading (blunt, inertial, blast) to the head. To understand the relationship between the …

Statistical characterization of human brain deformation during mild angular acceleration measured in vivo by tagged magnetic resonance imaging

DD Chan, AK Knutsen, YC Lu… - Journal of …, 2018 - asmedigitalcollection.asme.org
Understanding of in vivo brain biomechanical behavior is critical in the study of traumatic
brain injury (TBI) mechanisms and prevention. Using tagged magnetic resonance imaging …

Impact-induced cortical strain concentrations at the sulcal base and its implications for mild traumatic brain injury

A Mazurkiewicz, S Xu, H Frei… - Journal of …, 2021 - asmedigitalcollection.asme.org
This study investigated impact-induced strain fields within brain tissue surrogates having
different cortical gyrification. Two elastomeric surrogates, one representative of a …

Comparison of deformation patterns excited in the human brain in vivo by harmonic and impulsive skull motion

JD Escarcega, AK Knutsen… - Journal of …, 2023 - asmedigitalcollection.asme.org
Noninvasive measurements of brain deformation in human participants in vivo are needed
to develop models of brain biomechanics and understand traumatic brain injury (TBI) …

Mechanical analysis of helmeted headforms under ballistic impact with implications in performance evaluation of ballistic helmets

A Harmukh, A Singh, P Kumar, SK Verma… - Frontiers in …, 2023 - frontiersin.org
Behind helmet blunt trauma is a significant health concern in modern warfare. The ballistic
response of the human head under ballistic impact is highly sought. Towards this end, we …

Compressive follower load influences cervical spine kinematics and kinetics during simulated head-first impact in an in vitro model

A Saari, CR Dennison, Q Zhu… - Journal of …, 2013 - asmedigitalcollection.asme.org
Current understanding of the biomechanics of cervical spine injuries in head-first impact is
based on decades of epidemiology, mathematical models, and in vitro experimental studies …

Development of a human head-neck computational model for assessing blast injury

JC Roberts, EE Ward… - ASME …, 2009 - asmedigitalcollection.asme.org
A finite element model (FEM) of the human head attached to a Hybrid III FEM neck was
developed to study the effects of blast loading on the brain. Simulations of blast loading to …

Design considerations for the attenuation of translational and rotational accelerations in American football helmets

KG McIver, P Lee, S Bucherl… - Journal of …, 2023 - asmedigitalcollection.asme.org
Participants in American football experience repetitive head impacts that induce negative
changes in neurocognitive function over the course of a single season. This study aimed to …

Head impact modeling to support a rotational combat helmet drop test

R Terpsma, RW Carlsen, R Szalkowski… - Military …, 2023 - academic.oup.com
ABSTRACT Introduction The Advanced Combat Helmet (ACH) military specification (mil-
spec) provides blunt impact acceleration criteria that must be met before use by the US …

The role of neck muscle activities on the risk of mild traumatic brain injury in American football

X Jin, Z Feng, V Mika, H Li… - Journal of …, 2017 - asmedigitalcollection.asme.org
Concussion, or mild traumatic brain injury (mTBI), is frequently associated with sports
activities. It has generally been accepted that neck strengthening exercises are effective as a …