Search Results - "Van der Kooij, H."

Effect of Amplitude and Number of Repetitions of the Perturbation on System Identification of Human Balance Control During Stance by Schut, I. M., Pasma, J. H., Veij Mestdagh, J. C. De, Kooij, H. Van Der, Schouten, A. C.

“…To unravel the underlying mechanisms of human balance control, system identification techniques are applied in combination with dedicated perturbations, like…”
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Center of mass velocity-based predictions in balance recovery following pelvis perturbations during human walking by Vlutters, M, van Asseldonk, E H F, van der Kooij, H

“…In many simple walking models, foot placement dictates the center of pressure location and ground reaction force components, whereas humans can modulate these…”
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Recovery from sagittal-plane whole body angular momentum perturbations during walking by van Mierlo, M., Ambrosius, J.I., Vlutters, M., van Asseldonk, E.H.F., van der Kooij, H.

“…Healthy individuals highly regulate their whole body angular momentum (WBAM) during walking. Since WBAM regulation is essential in maintaining balance, a…”
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Centre of pressure modulations in double support effectively counteract anteroposterior perturbations during gait by van Mierlo, M., Vlutters, M., van Asseldonk, E.H.F., van der Kooij, H.

“…Centre of mass (CoM) motion during human balance recovery is largely influenced by the ground reaction force (GRF) and the centre of pressure (CoP). During…”
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Impaired standing balance: The clinical need for closing the loop by Pasma, J.H, Engelhart, D, Schouten, A.C, van der Kooij, H, Maier, A.B, Meskers, C.G.M

“…Highlights • Impaired balance has a significant impact on health and quality of life in the elderly. • There is evidence for therapeutic interventions, which…”
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Assisting walking balance using a bio-inspired exoskeleton controller by Afschrift, M, van Asseldonk, E, van Mierlo, M, Bayon, C, Keemink, A, D'Hondt, L, van der Kooij, H, De Groote, F

“…Balance control is important for mobility, yet exoskeleton research has mainly focused on improving metabolic energy efficiency. Here we present a biomimetic…”
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A Series Elastic- and Bowden-Cable-Based Actuation System for Use as Torque Actuator in Exoskeleton-Type Robots by Veneman, J. F., Ekkelenkamp, R., Kruidhof, R., van der Helm, F. C.T., van der Kooij, H.

“…Within the context of impedance controlled exoskeletons, common actuators have important drawbacks. Either the actuators are heavy, have a complex structure or…”
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Direct measurement of the intrinsic ankle stiffness during standing by Vlutters, M, Boonstra, T.A, Schouten, A.C, van der Kooij, H

“…Abstract Ankle stiffness contributes to standing balance, counteracting the destabilizing effect of gravity. The ankle stiffness together with the compliance…”
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Sensory reweighting of proprioceptive information of the left and right leg during human balance control by Pasma, J H, Boonstra, T A, Campfens, S F, Schouten, A C, Van der Kooij, H

“…To keep balance, information from different sensory systems is integrated to generate corrective torques. Current literature suggests that this information is…”
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Assessment of the underlying systems involved in standing balance: the additional value of electromyography in system identification and parameter estimation by Pasma, J H, van Kordelaar, J, de Kam, D, Weerdesteyn, V, Schouten, A C, van der Kooij, H

“…Closed loop system identification (CLSIT) is a method to disentangle the contribution of underlying systems in standing balance. We investigated whether taking…”
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Ambulatory measurement of ground reaction forces by Veltink, P.H., Liedtke, C., Droog, E., van der Kooij, H.

“…The measurement of ground reaction forces is important in the biomechanical analysis of gait and other motor activities. Many applications require full…”
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Influence of Gravity Compensation on Muscle Activation Patterns During Different Temporal Phases of Arm Movements of Stroke Patients by Prange, G.B., Jannink, M.J.A., Stienen, A.H.A., van der Kooij, H., IJzerman, M.J., Hermens, H.J.

“…Background. Arm support to help compensate for the effects of gravity may improve functional use of the shoulder and elbow during therapy after stroke, but…”
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A simple controller for the prediction of three-dimensional gait by Fluit, R, van der Krogt, M.M, van der Kooij, H, Verdonschot, N, Koopman, H.F.J.M

“…Abstract The objective of this study is to investigate the potential of forward dynamic modeling in predicting the functional outcome of complicated orthopedic…”
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Ultrasound-activated microbubbles mediate F-actin disruptions and endothelial gap formation during sonoporation by Meijlink, Bram, van der Kooij, H. Rhodé, Wang, Yuchen, Li, Hongchen, Huveneers, Stephan, Kooiman, Klazina

“…Locally opening up the endothelial barrier in a safe and controlled way is beneficial for drug delivery into the extravascular tissue. Although…”
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Robust estimation of lumbar joint forces in symmetric and asymmetric lifting tasks via large-scale electromyography-driven musculoskeletal models by Moya-Esteban, A., van der Kooij, H., Sartori, M.

“…Low back joint compression forces have been linked to the development of chronic back pain. Back-support exoskeletons controllers based on low back compression…”
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Real-time lumbosacral joint loading estimation in exoskeleton-assisted lifting conditions via electromyography-driven musculoskeletal models by Moya-Esteban, A., Durandau, G., van der Kooij, H., Sartori, M.

“…Lumbar joint compression forces have been linked to the development of chronic low back pain, which is specially present in occupational environments. Offline…”
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Influence of gravity compensation on muscle activity during reach and retrieval in healthy elderly by Prange, G.B, Kallenberg, L.A.C, Jannink, M.J.A, Stienen, A.H.A, van der Kooij, H, IJzerman, M.J, Hermens, H.J

“…Abstract Introduction Arm support like gravity compensation may improve arm movements during stroke rehabilitation. It is unknown how gravity compensation…”
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Symbitron Exoskeleton: Design, Control, and Evaluation of a Modular Exoskeleton for Incomplete and Complete Spinal Cord Injured Individuals by Meijneke, C., van Oort, G., Sluiter, V., van Asseldonk, E., Tagliamonte, N. L., Tamburella, F., Pisotta, I., Masciullo, M., Arquilla, M., Molinari, M., Wu, A. R., Dzeladini, F., Ijspeert, A. J., van der Kooij, H.

“…In this paper, we present the design, control, and preliminary evaluation of the Symbitron exoskeleton, a lower limb modular exoskeleton developed for people…”
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Sagittal-plane balance perturbations during very slow walking: Strategies for recovering linear and angular momentum by van Mierlo, M., Vlutters, M., van Asseldonk, E.H.F., van der Kooij, H.

“…Spatiotemporal gait characteristics change during very slow walking, a relevant speed considering individuals with movement disorders or using assistive…”
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Speed-dependent reference joint trajectory generation for robotic gait support by Koopman, B, van Asseldonk, E.H.F, van der Kooij, H

“…Abstract For the control of actuated orthoses, or gait rehabilitation robotics, kinematic reference trajectories are often required. These trajectories,…”
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