The development of an EMG-assisted model to assess spine loading during whole-body free-dynamic lifting

WS Marras, KP Granata - Journal of electromyography and kinesiology, 1997 - Elsevier
… the development of spinal loads. Thus, our understanding of how the spine is loaded under
… A biologically-assisted or EMG-assisted model has been developed in our laboratory over …

An EMG-assisted model of trunk loading during free-dynamic lifting

KP Granata, WS Marras - Journal of biomechanics, 1995 - Elsevier
… that may influence spinal loading, and to demonstrate that EMG-assisted modeling techniques
can be applied to the analysis of free-dynamic exertions. Spinal loads and trunk moments …

An EMG-assisted model of loads on the lumbar spine during asymmetric trunk extensions

KP Granata, WS Marras - Journal of biomechanics, 1993 - Elsevier
EMGassisted models treated the gain as an error term by allowing it to vary from trial to trial.
No EMGassisted model … develop a model of low-back mechanics and spinal loading which …

Comparison of muscle forces and joint load from an optimization and EMG assisted lumbar spine model: towards development of a hybrid approach

J Cholewicki, SM McGill, RW Norman - Journal of biomechanics, 1995 - Elsevier
… that the EMG assisted optimization approach will result in somewhat similar conclusions to
the EMG approach; If hypothesis 3 is true, we will present arguments that the EMG assisted

An EMG-assisted model calibration technique that does not require MVCs

JS Dufour, WS Marras, GG Knapik - Journal of Electromyography and …, 2013 - Elsevier
… to traditional MVC-based EMG normalization. Spinal loading for individuals who are unwilling
… Typically, EMG-assisted models perform best at higher loading conditions and, thus, one …

A novel stability-based EMG-assisted optimization method for the spine

S Samadi, N Arjmand - Medical Engineering & Physics, 2018 - Elsevier
… The sagittally-symmetric trunk model in the upright standing posture under gravity loading
represented in both sagittal (left) and coronal (right) planes. Total of 76 muscles were …

An electromyography-assisted biomechanical cervical spine model: model development and validation

M Alizadeh, A Aurand, GG Knapik, JS Dufour… - Clinical …, 2020 - Elsevier
… novel personalized EMG-assisted model that overcomes … spinal tissue loading during
complex dynamic occupational tasks. Since this model will be used for understanding neck loading

An improved multi-joint EMG-assisted optimization approach to estimate joint and muscle forces in a musculoskeletal model of the lumbar spine

D Gagnon, N Arjmand, A Plamondon… - Journal of …, 2011 - Elsevier
… Furthermore, in the asymmetric lift, a task which generated identical external moments for
all load heights, our 3D observations concurred with those of Granata and Orishimo (2001) for …

Variability in spine loading model performance

WS Marras, KP Granta, KG Davis - Clinical Biomechanics, 1999 - Elsevier
… of an EMG-assisted model to be … the load and tolerance distributions. Since there are
currently no feasible means to characterize load or tolerance in vivo, we must rely on spine models

Comparative ability of EMG, optimization, and hybrid modelling approaches to predict trunk muscle forces and lumbar spine loading during dynamic sagittal plane …

D Gagnon, C Larivière, P Loisel - Clinical Biomechanics, 2001 - Elsevier
load of 12 kg. Three-dimensional kinematics and dynamics as well as surface EMG provided
inputs to a 12 muscle lumbar spine model… approaches but spine compression was not. Both …