Neuromechanical model-based adaptive control of bilateral ankle exoskeletons: Biological joint torque and electromyogram reduction across walking conditions

G Durandau, WF Rampeltshammer… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
To enable the broad adoption of wearable robotic exoskeletons in medical and industrial
settings, it is crucial they can adaptively support large repertoires of movements. We …

A minimal and multi-source recording setup for ankle joint kinematics estimation during walking using only proximal information from lower limb

R Mobarak, A Tigrini, F Verdini… - … on Neural Systems …, 2024 - ieeexplore.ieee.org
In this study, a minimal setup for the ankle joint kinematics estimation is proposed relying
only on proximal information of the lower-limb, ie thigh muscles activity and joint kinematics …

The sensor-based biomechanical risk assessment at the base of the need for revising of standards for human ergonomics

A Ranavolo, A Ajoudani, A Cherubini, M Bianchi… - Sensors, 2020 - mdpi.com
Due to the epochal changes introduced by “Industry 4.0”, it is getting harder to apply the
varying approaches for biomechanical risk assessment of manual handling tasks used to …

Tap** Into Skeletal Muscle Biomechanics for Design and Control of Lower Limb Exoskeletons: A Narrative Review

ZS Mahdian, H Wang, MIM Refai… - Journal of applied …, 2023 - journals.humankinetics.com
Lower limb exoskeletons and exosuits (“exos”) are traditionally designed with a strong focus
on mechatronics and actuation, whereas the “human side” is often disregarded or minimally …

Virtual stiffness: a novel biomechanical approach to estimate limb stiffness of a multi-muscle and multi-joint system

D Borzelli, S Pastorelli, A d'Avella, L Gastaldi - Sensors, 2023 - mdpi.com
In recent years, different groups have developed algorithms to control the stiffness of a
robotic device through the electromyographic activity collected from a human operator …

Unifying system identification and biomechanical formulations for the estimation of muscle, tendon and joint stiffness during human movement

CP Cop, G Cavallo, RC van't Veld… - Progress in …, 2021 - iopscience.iop.org
In vivo joint stiffness estimation during time-varying conditions remains an open challenge.
Multiple communities, eg system identification and biomechanics, have tackled the problem …

Predictive Control of Peak Achilles Tendon Force in a Simulated System of the Human Ankle Joint with a Parallel Artificial Actuator During Hop**

M Nabipour, GS Sawicki… - … on Rehabilitation Robotics …, 2023 - ieeexplore.ieee.org
Latest advances in wearable exoskeletons for the human lower extremity predominantly
focus on minimising metabolic cost of walking. However, there currently is no robotic …

The deep hip muscles are unlikely to stabilize the hip in the sagittal plane during walking: a joint stiffness approach

E Meinders, C Pizzolato… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Objective: This study determined the contribution of the deep hip muscles to hip stability.
Methods: Hip stability was defined as rotational hip stiffness in the sagittal plane, which was …

Human compatible stiffness modulation of a novel VSA for physical human-robot interaction

Y Zhu, S Bai - IEEE Robotics and Automation Letters, 2023 - ieeexplore.ieee.org
Due to intensive human-robot interaction in exoskeletons, it is desirable to design and
control the exoskeletons with behavior compatible to human limbs to achieve natural and …

Estimation of time-varying ankle joint stiffness under dynamic conditions via system identification techniques

AM Esteban, RC van't Veld, CP Cop… - 2019 41st Annual …, 2019 - ieeexplore.ieee.org
An important goal in the design of next-generation exoskeletons and limb prostheses is to
replicate human limb dynamics. Joint impedance determines the dynamic relation between …