Human-in-the-loop optimization of hip assistance with a soft exosuit during walking

Y Ding, M Kim, S Kuindersma, CJ Walsh - Science robotics, 2018 - science.org
Wearable robotic devices have been shown to substantially reduce the energy expenditure
of human walking. However, response variance between participants for fixed control …

Evaluation of a fused sonomyography and electromyography-based control on a cable-driven ankle exoskeleton

Q Zhang, K Lambeth, Z Sun, A Dodson… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This article presents an assist-as-needed (AAN) control framework for exoskeleton
assistance based on human volitional effort prediction via a Hill-type neuromuscular model …

Reducing squat physical effort using personalized assistance from an ankle exoskeleton

P Kantharaju, H Jeong, S Ramadurai… - … on Neural Systems …, 2022 - ieeexplore.ieee.org
Exoskeletons can assist humans during squatting and the assistance has the potential to
reduce the physical demands. Although several squat assistance methods are available, the …

Onset timing of treadmill belt perturbations influences stability during walking

PR Golyski, E Vazquez, JK Leestma, GS Sawicki - Journal of biomechanics, 2022 - Elsevier
Split-belt treadmills have become popular tools for investigating stability during walking by
using belt accelerations to induce slip-like perturbations. While the onset timing of …

Foot contact forces can be used to personalize a wearable robot during human walking

M Jacobson, P Kantharaju, H Jeong, JK Ryu, JJ Park… - Scientific reports, 2022 - nature.com
Individuals with below-knee amputation (BKA) experience increased physical effort when
walking, and the use of a robotic ankle-foot prosthesis (AFP) can reduce such effort. The …

Effect of hip abduction assistance on metabolic cost and balance during human walking

J Park, K Nam, J Yun, JY Moon, JW Ryu, S Park… - Science Robotics, 2023 - science.org
The use of wearable robots to provide walking assistance has rapidly grown over the past
decade, with notable advances made in robot design and control methods toward reducing …

A novel framework to facilitate user preferred tuning for a robotic knee prosthesis

A Alili, V Nalam, M Li, M Liu, J Feng… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The tuning of robotic prosthesis control is essential to provide personalized assistance to
individual prosthesis users. Emerging automatic tuning algorithms have shown promise to …

Simulating the effect of ankle plantarflexion and inversion-eversion exoskeleton torques on center of mass kinematics during walking

NA Bianco, SH Collins, K Liu… - PLoS Computational …, 2023 - journals.plos.org
Walking balance is central to independent mobility, and falls due to loss of balance are a
leading cause of death for people 65 years of age and older. Bipedal gait is typically …

A controller for walking derived from how humans recover from perturbations

V Joshi, M Srinivasan - Journal of The Royal Society …, 2019 - royalsocietypublishing.org
Humans can walk without falling despite some external perturbations, but the control
mechanisms by which this stability is achieved have not been fully characterized. While …

Step-to-step ankle inversion/eversion torque modulation can reduce effort associated with balance

M Kim, SH Collins - Frontiers in neurorobotics, 2017 - frontiersin.org
Below-knee amputation is associated with higher energy expenditure during walking,
partially due to difficulty maintaining balance. We previously found that once-per-step push …