Publications from the team members:
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2025
Closed-Loop Control of Large Assistive Torques to Unknown External Loads via a Back Support Exoskeleton (2025)In 2025 International Conference on Rehabilitation Robotics, ICORR 2025 (pp. 462-469). Article 11063065 (Proceedings International Conference On Rehabilitation Robotics (ICORR); Vol. 2025). IEEE Advancing Technology for Humanity. Sterzi, L., Refai, M. I. & Sartori, M.https://doi.org/10.1109/ICORR66766.2025.11063065Simultaneous Perturbation of Knee and Ankle Joints during Stance Phase of Walking: Towards Biological Joint Impedance Estimation (2025)In 2025 International Conference on Rehabilitation Robotics, ICORR 2025 (pp. 854-859) (IEEE International Conference on Rehabilitation Robotics). IEEE. Paravano, M., Refai, M. I., Van Der Kooij, H. & Sartori, M.https://doi.org/10.1109/ICORR66766.2025.11062986Toward Accurate Models of the Human–Exosuit Interaction Interface (2025)[Contribution to conference › Poster] Summer School on Neurorehabilitation, SSNR 2025. Masselink, L. & Refai, M. I.Myoback: A Musculoskeletal Model of the Human Back with Integrated Exoskeleton (2025)In 2025 International Conference On Rehabilitation Robotics (ICORR) (pp. 128-135). Article 11063132 (Proceedings International Conference On Rehabilitation Robotics (ICORR); Vol. 2025). IEEE Advancing Technology for Humanity. Walia, R., Billot, M., Garzon-Aguirre, K., Subramanian, S., Wang, H., Refai, M. I. & Durandau, G.https://doi.org/10.1109/ICORR66766.2025.11063132Soft back exosuit controlled by neuro-mechanical modeling provides adaptive assistance while lifting unknown loads and reduces lumbosacral compression forces (2025)Wearable Technologies, 6. Article e9. Moya-Esteban, A., Refai, M. I., Sridar, S., van der Kooij, H. & Sartori, M.https://doi.org/10.1017/wtc.2025.3Influence of varied assistance levels provided by a dual-joint active back-support exoskeleton on spinal musculoskeletal loading and kinematics during lifting (2025)Ergonomics (E-pub ahead of print/First online). Hu, F., Brouwer, N. P., Tabasi, A., Kingma, I., van Dijk, W., Refai, M. I., van der Kooij, H. & van Dieën, J. H.https://doi.org/10.1080/00140139.2025.2466030Assessing low-back loading during lifting using personalized electromyography-driven trunk models and NIOSH-based risk levels (2025)Frontiers in bioengineering and biotechnology, 13. Article 1486931. Refai, M. I., Varrecchia, T., Chini, G., Ranavolo, A. & Sartori, M.https://doi.org/10.3389/fbioe.2025.1486931Towards Wearable Electromyography for Personalized Musculoskeletal Trunk Models Using an Inverse Synergy-Based Approach (2025)IEEE Transactions on Medical Robotics and Bionics. Rook, J. W. A., Sartori, M. & Refai, M. I.https://doi.org/10.1109/TMRB.2024.3503900CEINMS-RT: an open-source framework for the continuous neuro-mechanical model-based control of wearable robots (2025)[Working paper › Preprint]. TechRxiv. Sartori, M., Refai, M. I., Avanci Gaudio, L., Cop, C. P., Simonetti, D., Damonte, F., Hambly, M., Lloyd, D., Pizzolato, C. & Durandau, G. V.https://doi.org/10.36227/techrxiv.173397962.28177284/v1Modelling and Design Optimization of a Soft-exosuit for Wearable Assistive Devices (2025)In 2025 IEEE 8th International Conference on Soft Robotics, RoboSoft 2025 (Proceedings IEEE International Conference on Soft Robotics (RoboSoft); Vol. 2025). IEEE. Refai, M. I., Alkayas, A. Y., Mathew, A. T., Renda, F. & Thuruthel, T. G.https://doi.org/10.1109/RoboSoft63089.2025.11020977
2024
The effect of active exoskeleton support with different lumbar-to-hip support ratios on spinal musculoskeletal loading and lumbar kinematics during lifting (2024)Wearable Technologies. Article e25. Brouwer, N. P., Tabasi, A., Hu, F., Kingma, I., van Dijk, W., Refai, M. I., van der Kooij, H. & van Dieën, J. H.https://doi.org/10.1017/wtc.2024.7Towards Real-Time Decoding of Motor Unit Firing Events and Resulting Muscle Activation During Human Locomotion and High-Force Contractions (2024)In 2024 10th IEEE RAS/EMBS International Conference for Biomedical Robotics and Biomechatronics, BioRob 2024 (pp. 1434-1439) (Proceedings of the IEEE RAS and EMBS International Conference on Biomedical Robotics and Biomechatronics). IEEE. Gogeascoechea, A., Mohamed Refai, M. I., Yavuz, U. S. & Sartori, M.https://doi.org/10.1109/BioRob60516.2024.10719929Neuromuscular Modeling for Locomotion with Wearable Assistive Robots -- A primer (2024)[Working paper › Preprint]. ArXiv.org. Refai, M. I., Wang, H., Gogeascoechea, A., Ornelas Kobayashi, R., Avanci Gaudio, L., Damonte, F., Durandau, G. V., van der Kooij, H., Yavuz, U. S. & Sartori, M.https://doi.org/10.48550/arXiv.2407.14289Electromyography-driven musculoskeletal models with time-varying fatigue dynamics improve lumbosacral joint moments during lifting (2024)Journal of biomechanics, 164. Article 111987. Mohamed Refai, M. I., Moya-Esteban, A. & Sartori, M.https://doi.org/10.1016/j.jbiomech.2024.111987Benchmarking commercially available soft and rigid passive back exoskeletons for an industrial workplace (2024)Wearable Technologies, 5. Article e6. Mohamed Refai, M. I., Moya-Esteban, A., van Zijl, L., van der Kooij, H. & Sartori, M.https://doi.org/10.1017/wtc.2024.2
2023
A Neuromechanical Model-Based Strategy to Estimate the Operator’s Payload in Industrial Lifting Tasks (2023)IEEE transactions on neural systems and rehabilitation engineering, 31, 4644-4652. Feola, E., Refai, M. I., Costanzi, D., Sartori, M. & Calanca, A.https://doi.org/10.1109/TNSRE.2023.3334993Adaptive Assistance With An Active And Soft Back-Support Exosuit To Unknown External Loads Via Model-Based Estimates Of Internal Lumbosacral Moments (2023)[Working paper › Working paper]. ArXiv.org. Moya-Esteban, A., Sridar, S., Mohamed Refai, M. I., van der Kooij, H. & Sartori, M.Tapping into skeletal muscle biomechanics for design and control of lower-limb exoskeletons: A narrative review (2023)Journal of applied biomechanics, 39(5), 318-333. Mahdian, Z. S., Wang, H., Refai, M. I., Durandau, G. V., Sartori, M. & MacLean, R.https://doi.org/10.1123/jab.2023-0046Editorial: Wearable sensing of movement quality after neurological disorders (2023)Frontiers in Physiology, 14. Article 1156520. Mohamed Refai, M. I., van Beijnum, B. J. F., Buurke, J. H., Shull, P. B. & Veltink, P. H.https://doi.org/10.3389/fphys.2023.1156520Does a Soft Actuated Back Exosuit Influence Multimodal Physiological Measurements and User Perception During an Industry Inspired Task? (2023)In 2023 International Conference on Rehabilitation Robotics, ICORR 2023 (IEEE International Conference on Rehabilitation Robotics). IEEE. Refai, M. I. M., Sridar, S., Govaerts, R., Chini, G., Varrecchia, T., Del Ferraro, S., Falcone, T., De Bock, S., Molinaro, V., Elprama, S. A., Jacobs, A., Ranavolo, A., De Pauw, K., van der Kooij, H. & Sartori, M.https://doi.org/10.1109/ICORR58425.2023.10304777Real-time fatigue tracking using electromyography driven musculoskeletal models (2023)[Contribution to conference › Abstract] 28th Congress of the European Society of Biomechanics, ESB 2023. Refai, M. I. & Sartori, M.
2022
Human-centred design of robotic systems and exoskeletons using digital human models within the research project SOPHIA (2022)Zeitschrift für Arbeitswissenschaft, 76(4), 450–458. Niehaus, S., Ajoudani, A., Bianchi, M., Durandau, G., Fritzsche, L., Gaertner, C., Refai, M. I., Sartori, M., Wang, H. & Wischniewski, S.https://doi.org/10.1007/s41449-022-00335-5Centroidal Moment Pivot for ambulatory estimation of relative feet and CoM movement post stroke: Portable Gait Lab (2022)In 2022 International Conference on Rehabilitation Robotics, ICORR 2022 (IEEE International Conference on Rehabilitation Robotics; Vol. 2022). IEEE. Refai, M. I. M., Van Beijnum, B. J. F., Buurke, J. H. & Veltink, P. H.https://doi.org/10.1109/ICORR55369.2022.9896526Quantifying Quality of Reaching Movements Longitudinally Post-Stroke: A Systematic Review (2022)Neurorehabilitation and neural repair, 36(3), 183-207. Saes, M., Mohamed Refai, M. I., van Beijnum, B.-J. F., Bussmann, J. B. J., Jansma, E. P., Veltink, P. H., Buurke, J. H., van Wegen, E. E. H., Meskers, C. G. M., Krakauer, J. & Kwakkel, G.https://doi.org/10.1177/15459683211062890Fatigue analysis using electromyography driven musculoskeletal trunk models (2022)[Contribution to conference › Abstract] 27th Congress of the European Society of Biomechanics, ESB 2022. Mohamed Refai, M. I., Wang, H., Moya Esteban, A. & Sartori, M.
2021
Smoothness metrics for reaching performance after stroke: Part 1: which one to choose? (2021)Journal of neuroengineering and rehabilitation, 18. Article 154. Mohamed Refai, M. I., Saes, M., Scheltinga, B. L., van Kordelaar, J., Bussmann, H. B. J., Veltink, P. H., Buurke, J. H., Meskers, C. G. M., van Wegen, E. E. H., Kwakkel, G. & van Beijnum, B.-J. F.https://doi.org/10.1186/s12984-021-00949-6Smoothness metric during reach-to-grasp after stroke: Part 2. longitudinal association with motor impairment (2021)Journal of neuroengineering and rehabilitation, 18. Article 144. Saes, M., Mohamed Refai, M. I., van Kordelaar, J., Scheltinga, B. L., van Beijnum, B.-J. F., Bussmann, H. B. J., Buurke, J. H., Veltink, P. H., Meskers, C. G. M., van Wegen, E. E. H. & Kwakkel, G.https://doi.org/10.1186/s12984-021-00937-wA method, a system and a computer program product for estimating positions of a subject's feet and centre of mass relative to each other (2021)[Patent › Patent]. Mohamed Refai, M. I., Veltink, P. H., van Beijnum, B. J. F. & Buurke, J. H.Moving On: Measuring Movement Remotely after Stroke (2021)[Thesis › PhD Thesis - Research UT, graduation UT]. University of Twente. Mohamed Refai, M. I.https://doi.org/10.3990/1.9789036551700PORTABLE GAIT LAB: TRACKING GAIT KINETICS AND KINEMATICS USING ONLY THREE INERTIAL MEASUREMENT UNITS (2021)[Contribution to conference › Abstract] 8th Dutch Bio-Medical Engineering Conference, BME 2021. Mohamed Refai, M. I., van Beijnum, B. J. F., Buurke, J. H. & Veltink, P. H.
2020
Portable Gait Lab: Instantaneous centre of mass velocity using three inertial measurement units (2020)In 2020 IEEE Sensors. Article 9278762 (Proceedings of IEEE Sensors; Vol. 2020-October). IEEE. Mohamed Refai, M. I., van Beijnum, B.-J., Buurke, J. H. & Veltink, P. H.https://doi.org/10.1109/SENSORS47125.2020.9278762Portable Gait Lab: Estimating Over-Ground 3D Ground Reaction Forces Using Only a Pelvis IMU (2020)Sensors (Switzerland), 20(21), 1-12. Article 6363. Mohamed Refai, M. I., van Beijnum, B. J. F., Buurke, J. H. & Veltink, P. H.https://doi.org/10.3390/s20216363Portable Gait Lab: Tracking Relative Distances of Feet and CoM Using Three IMUs (2020)IEEE transactions on neural systems and rehabilitation engineering, 28(10), 2255-2264. Article 9171861. Mohamed Refai, M. I., van Beijnum, B. J. F., Buurke, J. H. & Veltink, P. H.https://doi.org/10.1109/TNSRE.2020.3018158Portable Gait Lab: Estimating 3D GRF Using a Pelvis IMU in a Foot IMU Defined Frame (2020)IEEE transactions on neural systems and rehabilitation engineering, 28(6), 1308-1316. Article 9072192. Mohamed Refai, M. I., van Beijnum, B.-J. F., Buurke, J. H. & Veltink, P. H.https://doi.org/10.1109/TNSRE.2020.2984809
2019
Portable Gait Lab: Zero Moment Point for Minimal Sensing of Gait (2019)In 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC) (pp. 2077-2081). Article 8857314 (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS). IEEE. Mohamed Refai, M. I., van Beijnum, B.-J. F., Buurke, J. H., Saes, M., Bussmann, J. B. J., Meskers, C. G. M., van Wegen, E., Kwakkel, G. & Veltink, P. H.https://doi.org/10.1109/EMBC.2019.8857314Measuring Upper-Extremity Use with One IMU (2019)In BIOSIGNALS 2019 - 12th International Conference on Bio-Inspired Systems and Signal Processing, Proceedings; Part of 12th International Joint Conference on Biomedical Engineering Systems and Technologies, BIOSTEC 2019 (pp. 93-100). SCITEPRESS. Wang, H., Mohamed Refai, M. I. & van Beijnum, B. J. F.https://doi.org/10.5220/0007253400930100Gait and Dynamic Balance Sensing Using Wearable Foot Sensors (2019)IEEE transactions on neural systems and rehabilitation engineering, 27(2), 218-227. Mohamed Refai, M. I., van Beijnum, B. J. F., Buurke, J. H. & Veltink, P. H.https://doi.org/10.1109/TNSRE.2018.2885309
2018
Ambition: What has been done so far? (2018)[Contribution to conference › Poster] Symposium Enabling Technology for Active Life and Better Health 2018. Mohamed Refai, M. I., Saes, M., Visser, I., Bussmann, J. B. J., Buurke, J. H., Kwakkel, G., Veltink, P. H., van Wegen, E. E. H., Meskers, C. & van Beijnum, B. J. F.Ambulatory Estimation of XCoM using Pressure Insoles and IMUs (2018)[Contribution to conference › Abstract] 15th International Symposium on 3D Analysis of Human Movement, 3D-AHM 2018. Mohamed Refai, M. I., van Beijnum, B.-J., Buurke, J. H. & Veltink, P. H.
2017
Pressure Insoles for Gait and Balance Estimation (2017)[Contribution to conference › Poster] IMDI NeuroControl Symposium 2017. Mohamed Refai, M. I., van Beijnum, B. J. F., Buurke, J. H. & Veltink, P. H.Pressure Insole for Gait and Balance Estimation (2017)[Contribution to conference › Other] 6th Dutch Bio-Medical Engineering Conference 2017. Mohamed Refai, M. I., van Beijnum, B. J. F. & Veltink, P. H.Infrared for Estimation of Relative Foot Distance (2017)[Contribution to conference › Poster] 6th Dutch Bio-Medical Engineering Conference 2017. Mohamed Refai, M. I., van Beijnum, B. J. F. & Veltink, P. H.