A muscle synergy-inspired control design to coordinate functional electrical stimulation and a powered exoskeleton: Artificial generation of synergies to reduce input …

NA Alibeji, V Molazadeh… - IEEE Control …, 2018 - ieeexplore.ieee.org
Mobility disorders caused by spinal cord injury (SCI), stroke, or progressive neurological
diseases such as multiple sclerosis and amyotrophic lateral sclerosis, lead to a deterioration …

A control scheme that uses dynamic postural synergies to coordinate a hybrid walking neuroprosthesis: Theory and experiments

NA Alibeji, V Molazadeh, BE Dicianno… - Frontiers in …, 2018 - frontiersin.org
A hybrid walking neuroprosthesis that combines functional electrical stimulation (FES) with a
powered lower limb exoskeleton can be used to restore walking in persons with paraplegia …

Model-free neuromuscular electrical stimulation by stochastic extremum seeking

P Paz, TR Oliveira, AV Pino… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
Stochastic extremum seeking (ES) approach is employed to adapt the gains of a
proportional-integral-derivative (PID) control law for functional neuromuscular electrical …

Switched tracking control of the lower limb during asynchronous neuromuscular electrical stimulation: Theory and experiments

RJ Downey, TH Cheng, MJ Bellman… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
Neuromuscular electrical stimulation (NMES) induces muscle contractions via electrical
stimuli. NMES can be used for rehabilitation and to enable functional movements; however …

A modified dynamic surface controller for delayed neuromuscular electrical stimulation

N Alibeji, N Kirsch, BE Dicianno… - … /ASME Transactions on …, 2017 - ieeexplore.ieee.org
A widely accepted model of muscle force generation during neuromuscular electrical
stimulation (NMES) is a second-order nonlinear musculoskeletal dynamics cascaded to a …

A PID-type robust input delay compensation method for uncertain Euler–Lagrange systems

N Alibeji, N Sharma - IEEE Transactions on Control Systems …, 2017 - ieeexplore.ieee.org
Robust delay compensation techniques for uncertain nonlinear systems with unknown input
delays are, in general, lacking. The result in this brief extends a modified proportional …

User-centered design and spatially-distributed sequential electrical stimulation in cycling for individuals with paraplegia

R S. Baptista, M CC Moreira, L DM Pinheiro… - Journal of …, 2022 - Springer
Background In this work, we share the enhancements made in our system to take part in the
CYBATHLON 2020 Global Edition Functional Electrical Stimulation (FES) Bike Race. Among …

Robust compensation of electromechanical delay during neuromuscular electrical stimulation of antagonistic muscles

T Qiu, N Alibeji, N Sharma - 2016 American Control …, 2016 - ieeexplore.ieee.org
Neuromuscular electrical stimulation (NMES) to extend as well as flex a limb joint requires
stimulation of an antagonistic muscle pair. This is due to the fact that muscles are …

Functional electrical stimulation induced cycling using repetitive learning control

VH Duenas, CA Cousin, A Parikh… - 2016 IEEE 55th …, 2016 - ieeexplore.ieee.org
Cycling induced by functional electrical stimulation (FES) of the lower limb muscles is a
common rehabilitative treatment. In this paper, a repetitive learning controller (RLC) is …

Adaptive control of the nonlinearly parameterized limb dynamics with application to neuromuscular electrical stimulation

R Yang, M De Queiroz - 2016 American Control Conference …, 2016 - ieeexplore.ieee.org
This paper considers the lower leg limb motion tracking problem that is inherent to
neuromuscular electrical stimulation systems. We propose an adaptive controller that …