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59 Results Found

  • Article
  • Open Access
1,160 Views
18 Pages

25 August 2025

(1) Background: Integrating assessment with training helps to enhance precision prosthetic rehabilitation of trans-radial amputees. This study aimed to validate a self-developed closed-loop rehabilitation platform combining accurate measurement in co...

  • Article
  • Open Access
11 Citations
3,611 Views
14 Pages

Development of an IoT Electrostimulator with Closed-Loop Control

  • Túlio Fernandes De Almeida,
  • Luiz Henrique Bertucci Borges and
  • André Felipe Oliveira de Azevedo Dantas

7 May 2022

The most used approach in the motor rehabilitation of spinal cord injury is functional electrical stimulation. However, current devices do not provide real-time feedback, work in the closed-loop, and became remotely operable. In this scenario, this p...

  • Article
  • Open Access
11 Citations
2,176 Views
49 Pages

Adaptive Sliding Mode Feedback Control Algorithm for a Nonlinear Knee Extension Model

  • Saharul Arof,
  • Emilia Noorsal,
  • Saiful Zaimy Yahaya,
  • Zakaria Hussain,
  • Yusnita Mohd Ali,
  • Mohd Hanapiah Abdullah and
  • Muhamad Khuzzairie Safie

12 July 2023

Functional electrical stimulation (FES) has been widely used to treat spinal cord injury (SCI) patients. Many research studies employ a closed-loop FES system to monitor the stimulated muscle response and provide a precise amount of charge to the mus...

  • Article
  • Open Access
1 Citations
558 Views
28 Pages

Repurposing of End-of-Life Dialysate Production Polymeric Membrane for Achieving Sustainable Hemodialysis Process Water Management

  • Nuhu Dalhat Mu’azu,
  • Aesha H. AlAmri,
  • Ishraq H. Alhamed,
  • Mukarram Zubair,
  • Mohammad Saood Manzar and
  • Muhammad Nawaz

31 October 2025

Polymeric reverse osmosis (RO) membranes are critical for producing ultrapure water for hemodialysis process, but once they reach their end-of-life (EoL) stage, mainly due to fouling, they are usually discarded—adding to the growing challenges...

  • Article
  • Open Access
14 Citations
7,610 Views
23 Pages

22 April 2021

For individuals with movement impairments due to neurological injuries, rehabilitative therapies such as functional electrical stimulation (FES) and rehabilitation robots hold vast potential to improve their mobility and activities of daily living. C...

  • Article
  • Open Access
13 Citations
4,908 Views
35 Pages

Design of an FPGA-Based Fuzzy Feedback Controller for Closed-Loop FES in Knee Joint Model

  • Emilia Noorsal,
  • Saharul Arof,
  • Saiful Zaimy Yahaya,
  • Zakaria Hussain,
  • Daniel Kho and
  • Yusnita Mohd Ali

16 August 2021

Functional electrical stimulation (FES) device has been widely used by spinal cord injury (SCI) patients in their rehab exercises to restore motor function to their paralysed muscles. The major challenge of muscle contraction induced by FES is early...

  • Article
  • Open Access
4 Citations
4,704 Views
18 Pages

Closed-Loop FES Control of a Hybrid Exoskeleton during Sit-to-Stand Exercises: Concept and First Evaluation

  • Chenglin Lyu,
  • Pedro Truppel Morim,
  • Bernhard Penzlin,
  • Felix Röhren,
  • Lukas Bergmann,
  • Philip von Platen,
  • Cornelius Bollheimer,
  • Steffen Leonhardt and
  • Chuong Ngo

5 August 2023

Rehabilitation of paralysis caused by a stroke or a spinal cord injury remains a complex and time-consuming task. This work proposes a hybrid exoskeleton approach combining a traditional exoskeleton and functional electrical stimulation (FES) as a pr...

  • Article
  • Open Access
6 Citations
2,353 Views
14 Pages

23 March 2023

A wearable lower-limb rehabilitation exoskeleton functions to fulfill the recovery process of limb functionality and assist physiotherapists. This paper presents an optimized adaptive control system for a wearable lower-limb rehabilitation exoskeleto...

  • Article
  • Open Access
8 Citations
4,352 Views
21 Pages

28 June 2024

In this study, we integrated virtual reality (VR) goggles and a motor imagery (MI) brain-computer interface (BCI) algorithm with a lower-limb rehabilitation exoskeleton robot (LLRER) system. The MI-BCI system was integrated with the VR goggles to ide...

  • Article
  • Open Access
23 Citations
5,289 Views
15 Pages

Wearable Biofeedback System to Induce Desired Walking Speed in Overground Gait Training

  • Huanghe Zhang,
  • Yefei Yin,
  • Zhuo Chen,
  • Yufeng Zhang,
  • Ashwini K. Rao,
  • Yi Guo and
  • Damiano Zanotto

18 July 2020

Biofeedback systems have been extensively used in walking exercises for gait improvement. Past research has focused on modulating the wearer’s cadence, gait variability, or symmetry, but none of the previous works has addressed the problem of i...

  • Review
  • Open Access
14 Citations
3,322 Views
7 Pages

Human Body Rhythms in the Development of Non-Invasive Methods of Closed-Loop Adaptive Neurostimulation

  • Alexander Fedotchev,
  • Sergey Parin,
  • Sofia Polevaya and
  • Anna Zemlianaia

The creation and improvement of non-invasive closed-loop brain stimulation technologies represent an exciting and rapidly expanding field of neuroscience. To identify the appropriate way to close the feedback loop in adaptive neurostimulation procedu...

  • Article
  • Open Access
33 Citations
6,651 Views
16 Pages

Assist-As-Needed Exoskeleton for Hand Joint Rehabilitation Based on Muscle Effort Detection

  • Jenny Carolina Castiblanco,
  • Ivan Fernando Mondragon,
  • Catalina Alvarado-Rojas and
  • Julian D. Colorado

26 June 2021

Robotic-assisted systems have gained significant traction in post-stroke therapies to support rehabilitation, since these systems can provide high-intensity and high-frequency treatment while allowing accurate motion-control over the patient’s progre...

  • Article
  • Open Access
16 Citations
17,983 Views
26 Pages

Design and Validation of a Low-Cost Mobile EEG-Based Brain–Computer Interface

  • Alexander Craik,
  • Juan José González-España,
  • Ayman Alamir,
  • David Edquilang,
  • Sarah Wong,
  • Lianne Sánchez Rodríguez,
  • Jeff Feng,
  • Gerard E. Francisco and
  • Jose L. Contreras-Vidal

26 June 2023

Objective: We designed and validated a wireless, low-cost, easy-to-use, mobile, dry-electrode headset for scalp electroencephalography (EEG) recordings for closed-loop brain–computer (BCI) interface and internet-of-things (IoT) applications. Ap...

  • Article
  • Open Access
1 Citations
27,691 Views
18 Pages

Adjustable Stiffness-Based Supination–Pronation Forearm Physical Rehabilitator

  • Adrian Camacho-Ramirez,
  • Juan Carlos Ávila-Vilchis,
  • Belem Saldivar,
  • Adriana H. Vilchis-González and
  • Juan Manuel Jacinto-Villegas

17 June 2022

This paper reports a new medical device together with a control strategy that focuses on the following tasks: (1) a trajectory tracking problem associated with the supination–pronation motion of the wrist–forearm for purposes of rehabilit...

  • Article
  • Open Access
8 Citations
3,376 Views
13 Pages

Nonlinear Extended Observer-Based ADRC for a Lower-Limb PAM-Based Exoskeleton

  • Quy-Thinh Dao,
  • Van-Vuong Dinh,
  • Minh-Chien Trinh,
  • Viet-Cuong Tran,
  • Van-Linh Nguyen,
  • Minh-Duc Duong and
  • Ngoc-Tam Bui

8 December 2022

In lower-limb rehabilitation systems, exoskeleton robots are one of the most important components. These robots help patients to execute repetitive exercises under the guidance of physiotherapists. Recently, pneumatic artificial muscles (PAM), a kind...

  • Review
  • Open Access
4 Citations
4,370 Views
38 Pages

A Review on the Usability, Flexibility, Affinity, and Affordability of Virtual Technology for Rehabilitation Training of Upper Limb Amputees

  • Xiangyu Liu,
  • Di Zhang,
  • Ke Miao,
  • Yao Guo,
  • Xinyu Jiang,
  • Xi Zhang,
  • Fumin Jia,
  • Hao Tang and
  • Chenyun Dai

(1) Background: Prosthetic rehabilitation is essential for upper limb amputees to regain their ability to work. However, the abandonment rate of prosthetics is higher than 50% due to the high cost of rehabilitation. Virtual technology shows potential...

  • Article
  • Open Access
2 Citations
2,165 Views
21 Pages

15 November 2023

Neurostimulation can be used to modulate brain dynamics of patients with neuropsychiatric disorders to make abnormal neural oscillations restore to normal. The control schemes proposed on the bases of neural computational models can predict the mecha...

  • Article
  • Open Access
6 Citations
1,622 Views
16 Pages

18 July 2023

The rehabilitation exoskeleton is an effective piece of equipment for stroke patients and the aged. However, this complex human–robot system incurs many problems, such as modeling uncertainties, unknown human–robot interaction, external d...

  • Article
  • Open Access
2 Citations
4,453 Views
23 Pages

A Wearable Device Employing Biomedical Sensors for Advanced Therapeutics: Enhancing Stroke Rehabilitation

  • Gabriella Spinelli,
  • Kimon Panayotou Ennes,
  • Laura Chauvet,
  • Cherry Kilbride,
  • Marvellous Jesutoye and
  • Victor Harabari

Stroke is a leading cause of disability worldwide. The long-term effects of a stroke depend on the location and size of the affected brain area, resulting in diverse disabilities and experiences for survivors. More than 70% of people experiencing str...

  • Article
  • Open Access
11 Citations
3,992 Views
19 Pages

16 May 2023

This paper presents a novel ankle rehabilitation (2-CRS+PU)&R hybrid mechanism, which can meet the size requirements of different adult lower limbs based on the three-movement model of the ankle. This model is related to three types of movement m...

  • Review
  • Open Access
32 Citations
7,250 Views
14 Pages

20 January 2023

Motor imagery (MI)-based brain–computer interfaces (BCI) have shown increased potential for the rehabilitation of stroke patients; nonetheless, their implementation in clinical practice has been restricted due to their low accuracy performance....

  • Article
  • Open Access
4 Citations
2,125 Views
16 Pages

12 July 2023

In order to solve the external periodic disturbance and unknown dynamics influence in the passive rehabilitation process of a rope-driven lower limb rehabilitation robot, a control method with periodic repeated learning was designed. In this control...

  • Systematic Review
  • Open Access
8 Citations
6,473 Views
24 Pages

Sensing and Control Strategies Used in FES Systems Aimed at Assistance and Rehabilitation of Foot Drop: A Systematic Literature Review

  • Estefanía González-Graniel,
  • Jorge A. Mercado-Gutierrez,
  • Saúl Martínez-Díaz,
  • Iliana Castro-Liera,
  • Israel M. Santillan-Mendez,
  • Oscar Yanez-Suarez,
  • Ivett Quiñones-Uriostegui and
  • Gerardo Rodríguez-Reyes

17 August 2024

Functional electrical stimulation (FES) is a rehabilitation and assistive technique used for stroke survivors. FES systems mainly consist of sensors, a control algorithm, and a stimulation unit. However, there is a critical need to reassess sensing a...

  • Article
  • Open Access
7 Citations
2,588 Views
19 Pages

A Novel Modified Super-Twisting Control Augmented Feedback Linearization for Wearable Robotic Systems Using Time Delay Estimation

  • Brahim Brahmi,
  • Ibrahim El Bojairami,
  • Tanvir Ahmed,
  • Asif Al Zubayer Swapnil,
  • Mohammad AssadUzZaman,
  • Inga Wang,
  • Erin McGonigle and
  • Mohammad Habibur Rahman

The research presents a novel controller designed for robotic systems subject to nonlinear uncertain dynamics and external disturbances. The control scheme is based on the modified super-twisting method, input/output feedback linearization, and time...

  • Article
  • Open Access
5 Citations
2,777 Views
27 Pages

Adaptive-Robust Controller for Smart Exoskeleton Robot

  • Brahim Brahmi,
  • Hicham Dahani,
  • Soraya Bououden,
  • Raouf Fareh and
  • Mohamed Habibur Rahman

12 January 2024

Rehabilitation robotics has seen growing popularity in recent years due to its immense potential for improving the lives of people with disabilities. However, the complex, uncertain dynamics of these systems present significant control challenges, re...

  • Article
  • Open Access
2 Citations
3,569 Views
20 Pages

14 November 2023

The ankle is a complex joint with a high injury incidence. Rehabilitation Robotics applied to the ankle is a very active research field. We present the kinematics and statics of a cable-driven reconfigurable ankle rehabilitation robot. First, we stud...

  • Article
  • Open Access
1,142 Views
28 Pages

Identification and Fuzzy Control of the Trajectory of a Parallel Robot: Application to Medical Rehabilitation

  • Elihu H. Ramirez-Dominguez,
  • José G. Benítez-Morales,
  • Jesus E. Cervantes-Reyes,
  • Ma. de los Angeles Alamilla-Daniel,
  • Angel R. Licona-Rodríguez,
  • Juan M. Xicoténcatl-Pérez and
  • Julio Cesar Ramos-Fernández

13 October 2025

A specific challenge in robotic control applications is the identification and regulation of actuators that provide mechanical traction and motion to the robot links. The design of actuator control laws, grounded in parametric identification and expe...

  • Article
  • Open Access
6 Citations
4,338 Views
29 Pages

23 August 2022

This study aims to develop a multi-functional robotic arm with a multi-degree of freedom using a pneumatic artificial muscle cylinder as the main actuator, with a wearable function. While wearing the robotic arm, it has four degrees of freedom and ca...

  • Article
  • Open Access
22 Citations
1,663 Views
23 Pages

FEM-Based Modelling and AI-Enhanced Monitoring System for Upper Limb Rehabilitation

  • Filippo Laganà,
  • Diego Pellicanò,
  • Mariangela Arruzzo,
  • Danilo Pratticò,
  • Salvatore A. Pullano and
  • Antonino S. Fiorillo

The integration of physical modelling, artificial intelligence (AI), and embedded electronics represents a promising direction in the development of intelligent systems for rehabilitation monitoring. Most existing approaches, however, treat biomechan...

  • Article
  • Open Access
19 Citations
9,528 Views
15 Pages

Soft Robotic Glove with Sensing and Force Feedback for Rehabilitation in Virtual Reality

  • Fengguan Li,
  • Jiahong Chen,
  • Guanpeng Ye,
  • Siwei Dong,
  • Zishu Gao and
  • Yitong Zhou

Many diseases, such as stroke, arthritis, and spinal cord injury, can cause severe hand impairment. Treatment options for these patients are limited by expensive hand rehabilitation devices and dull treatment procedures. In this study, we present an...

  • Article
  • Open Access
354 Views
32 Pages

Development of a Bayesian Network and Information Gain-Based Axis Dynamic Mechanism for Ankle Joint Rehabilitation

  • Huiguo Ma,
  • Yuqi Bao,
  • Jingfu Lan,
  • Xuewen Zhu,
  • Pinwei Wan,
  • Raquel Cedazo León,
  • Shuo Jiang,
  • Fangfang Chen,
  • Jun Kang and
  • Qihan Guo
  • + 2 authors

9 December 2025

In response to the personalized and precise rehabilitation needs for motor injuries and stroke associated with population aging, this study proposes a design method for an intelligent rehabilitation trainer that integrates Bayesian information gain (...

  • Article
  • Open Access
2 Citations
4,088 Views
13 Pages

18 August 2025

A wearable closed-loop transcutaneous electrical nerve stimulation (TENS) platform has been developed to address the limitations of conventional open-loop neuromodulation systems. Unlike existing systems such as CLoSES—which targets intracrania...

  • Review
  • Open Access
1 Citations
3,724 Views
13 Pages

Cerebrovascular accident (CVA) or stroke is a devastating neurological condition with dismal prognosis associated with recurrent episodes that further damage the neuronal networks, thus disabling neuronal plasticity. Vagus nerve stimulation (VNS) has...

  • Article
  • Open Access
6 Citations
1,731 Views
21 Pages

21 February 2024

In this study, a dual-mode reconfigurable parallel ankle joint rehabilitation mechanism is proposed to meet the needs of patients in different ankle rehabilitation stages. This mechanism can switch between the 1T2R (where R represents rotation and T...

  • Article
  • Open Access
608 Views
19 Pages

3 November 2025

Chronic lower-extremity wounds in patients undergoing exoskeleton-assisted rehabilitation require materials that can both protect tissue and enable real-time physiological monitoring. Conventional dressings lack dynamic sensing capability, while curr...

  • Article
  • Open Access
1,721 Views
12 Pages

Raynaud’s Phenomenon (RP), characterized by episodic reductions in peripheral blood flow, leads to significant discomfort and functional impairment. Existing therapeutic strategies focus on pharmacological treatments, external heat supplementat...

  • Article
  • Open Access
23 Citations
3,958 Views
18 Pages

Soft Robots’ Dynamic Posture Perception Using Kirigami-Inspired Flexible Sensors with Porous Structures and Long Short-Term Memory (LSTM) Neural Networks

  • Jing Shu,
  • Junming Wang,
  • Sanders Cheuk Yin Lau,
  • Yujie Su,
  • Kelvin Ho Lam Heung,
  • Xiangqian Shi,
  • Zheng Li and
  • Raymond Kai-yu Tong

11 October 2022

Soft robots can create complicated structures and functions for rehabilitation. The posture perception of soft actuators is critical for performing closed-loop control for a precise location. It is essential to have a sensor with both soft and flexib...

  • Article
  • Open Access
5 Citations
4,318 Views
14 Pages

20 November 2021

Mechatronic systems that allow motorized activation in robotic exoskeletons have evolved according to their specific applications and the characteristics of the actuation system, including parameters such as size, mechanical properties, efficiency, a...

  • Article
  • Open Access
6 Citations
3,410 Views
23 Pages

19 May 2022

The focus of this work is to design a control strategy with the dynamic characteristics of spring damping to realize the virtual flexibility and softness of a rigid-joint exoskeleton without installing real, physical elastic devices. The basic idea o...

  • Article
  • Open Access
345 Views
34 Pages

Smart Device Development for Gait Monitoring: Multimodal Feedback in an Interactive Foot Orthosis, Walking Aid, and Mobile Application

  • Stefan Resch,
  • André Kousha,
  • Anna Carroll,
  • Noah Severinghaus,
  • Felix Rehberg,
  • Marco Zatschker,
  • Yunus Söyleyici and
  • Daniel Sanchez-Morillo

Smart assistive technologies such as sensor-based footwear and walking aids offer promising opportunities for gait rehabilitation through real-time feedback and patient-centered monitoring. While biofeedback applications show great potential, current...

  • Article
  • Open Access
24 Citations
4,775 Views
13 Pages

30 May 2019

Functional electrical stimulation systems are used as neuroprosthetic devices in rehabilitative interventions such as gait training. Stimulator triggers, implemented to control stimulation delivery, range from open- to closed-loop controllers. Finite...

  • Article
  • Open Access
42 Citations
6,124 Views
17 Pages

10 February 2017

The wearable inertial/magnetic sensor based human motion analysis plays an important role in many biomedical applications, such as physical therapy, gait analysis and rehabilitation. One of the main challenges for the lower body bio-motion analysis i...

  • Article
  • Open Access
16 Citations
3,802 Views
25 Pages

Hardware Development and Safety Control Strategy Design for a Mobile Rehabilitation Robot

  • Lian-Wang Lee,
  • I-Hsum Li,
  • Liang-Yu Lu,
  • Yu-Bin Hsu,
  • Shean-Juinn Chiou and
  • Te-Jen Su

12 June 2022

The use of bodyweight unloading force control on a treadmill with therapist manual assistance for gait training imposes constraints on natural walking. It influences the patient’s training effect for a full range of natural walks. This study pr...

  • Article
  • Open Access
18 Citations
6,388 Views
13 Pages

Unraveling Transformative Effects after tDCS and BCI Intervention in Chronic Post-Stroke Patient Rehabilitation—An Alternative Treatment Design Study

  • Jéssica P. S. Lima,
  • Leticia A. Silva,
  • Denis Delisle-Rodriguez,
  • Vivianne F. Cardoso,
  • Ester M. Nakamura-Palacios and
  • Teodiano F. Bastos-Filho

21 November 2023

Stroke is a debilitating clinical condition resulting from a brain infarction or hemorrhage that poses significant challenges for motor function restoration. Previous studies have shown the potential of applying transcranial direct current stimulatio...

  • Article
  • Open Access
20 Citations
6,542 Views
18 Pages

29 January 2022

The closed-loop human–robot system requires developing an effective robotic controller that considers models of both the human and the robot, as well as human adaptation to the robot. This paper develops a mid-level controller providing assist-...

  • Article
  • Open Access
24 Citations
7,583 Views
14 Pages

22 November 2012

According to neuro-rehabilitation practice, active training is effective for mild stroke patients, which means these patients are able to recovery effective when they perform the training to overcome certain resistance by themselves. Therefore, for r...

  • Article
  • Open Access
9 Citations
4,504 Views
26 Pages

5 January 2024

Lower limb exoskeleton rehabilitation robots have become an important direction for development in today’s society. These robots can provide support and power to assist patients in walking and movement. In order to achieve better interaction be...

  • Review
  • Open Access
7 Citations
3,299 Views
17 Pages

Research Hotspots and Frontiers of Transcranial Direct Current Stimulation in Stroke: A Bibliometric Analysis

  • Chong Li,
  • Shuting Tu,
  • Shuo Xu,
  • Yongli Zhang,
  • Zhijie Yan,
  • Jie Jia and
  • Shiliu Tian

21 December 2022

Background: Over the past decade, many studies in the field of transcranial direct current stimulation (tDCS) in stroke have been published in scholarly journals. However, a scientometric analysis focusing on tDCS after stroke is still missing. The p...

  • Review
  • Open Access
41 Citations
18,307 Views
35 Pages

Retinal Prostheses: Engineering and Clinical Perspectives for Vision Restoration

  • Kevin Y. Wu,
  • Mina Mina,
  • Jean-Yves Sahyoun,
  • Ananda Kalevar and
  • Simon D. Tran

21 June 2023

A retinal prosthesis, also known as a bionic eye, is a device that can be implanted to partially restore vision in patients with retinal diseases that have resulted in the loss of photoreceptors (e.g., age-related macular degeneration and retinitis p...

  • Article
  • Open Access
851 Views
11 Pages

Harnessing Visual Neuroplasticity Through Auditory Biofeedback—Functional and Electrophysiological Gains Across Retinal, Optic-Nerve, and Cortical Visual Impairment: A Prospective Pilot Study

  • Marco Zeppieri,
  • Roberta Amato,
  • Daniela Catania,
  • Mutali Musa,
  • Alessandro Avitabile,
  • Fabiana D’Esposito,
  • Caterina Gagliano,
  • Matteo Capobianco and
  • Simonetta Gaia Nicolosi

17 September 2025

Background: This prospective pilot study included four participants with chronic visual impairment and assessed functional and electrophysiological recovery following visual evoked potential (VEP)-guided auditory biofeedback across diverse etiologies...

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