Opportunities and challenges in the development of exoskeletons for locomotor assistance

C Siviy, LM Baker, BT Quinlivan… - Nature biomedical …, 2023 - nature.com
Exoskeletons can augment the performance of unimpaired users and restore movement in
individuals with gait impairments. Knowledge of how users interact with wearable devices …

IMU-based joint angle measurement for gait analysis

T Seel, J Raisch, T Schauer - Sensors, 2014 - mdpi.com
This contribution is concerned with joint angle calculation based on inertial measurement
data in the context of human motion analysis. Unlike most robotic devices, the human body …

Sensing motion and muscle activity for feedback control of functional electrical stimulation: Ten years of experience in Berlin

T Schauer - Annual Reviews in Control, 2017 - Elsevier
After complete or partial paralysis due to stroke or spinal cord injury, electrical nerve
stimulation can be used to artificially generate functional muscle contractions. This …

Alignment-free, self-calibrating elbow angles measurement using inertial sensors

P Müller, MA Bégin, T Schauer… - IEEE journal of …, 2016 - ieeexplore.ieee.org
Due to their relative ease of handling and low cost, inertial measurement unit (IMU)-based
joint angle measurements are used for a widespread range of applications. These include …

Drift-free inertial sensor-based joint kinematics for long-term arbitrary movements

I Weygers, M Kok, H De Vroey, T Verbeerst… - IEEE Sensors …, 2020 - ieeexplore.ieee.org
The ability to capture joint kinematics in outside-laboratory environments is clinically
relevant. In order to estimate kinematics, inertial measurement units can be attached to body …

On inertial body tracking in the presence of model calibration errors

M Miezal, B Taetz, G Bleser - Sensors, 2016 - mdpi.com
In inertial body tracking, the human body is commonly represented as a biomechanical
model consisting of rigid segments with known lengths and connecting joints. The model …

Wearable IMU-based system for real-time monitoring of lower-limb joints

S Majumder, MJ Deen - IEEE sensors journal, 2020 - ieeexplore.ieee.org
Recent advances in micro-electromechanical systems technology have enabled the
evolution of miniature, low-power, and high-performance inertial motion sensors that are …

Body-worn IMU human skeletal pose estimation using a factor graph-based optimization framework

T McGrath, L Stirling - Sensors, 2020 - mdpi.com
Traditionally, inertial measurement units-(IMU) based human joint angle estimation requires
a priori knowledge about sensor alignment or specific calibration motions. Furthermore …

An auto-calibrating knee flexion-extension axis estimator using principal component analysis with inertial sensors

T McGrath, R Fineman, L Stirling - Sensors, 2018 - mdpi.com
Inertial measurement units (IMUs) have been demonstrated to reliably measure human joint
angles—an essential quantity in the study of biomechanics. However, most previous …

Estimating vertical ground reaction forces during gait from lower limb kinematics and vertical acceleration using wearable inertial sensors

D Martínez-Pascual, JM Catalán… - … in Bioengineering and …, 2023 - frontiersin.org
One of the most important forces generated during gait is the vertical ground reaction force
(vGRF). This force can be measured using force plates, but these can limit the scope of gait …