Cheng Yee Low

Cheng Yee Low
Universiti Tun Hussein Onn Malaysia | uthm · Department of Engineering Mechanics

About

68
Publications
9,563
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
447
Citations

Publications

Publications (68)
Chapter
Through the digitalization of manufacturing, an abundance of data is available from machines, sensors and operations. This trend requires technical colleges and universities to enhance their syllabus. This paper describes a cloud-based data pipeline for a digital manufacturing lab that utilizes machine-to-machine communication and the internet of t...
Article
Full-text available
Conventional ankle rehabilitation exercises can be monotonous and repetitive. The use of robots and games can complement the existing practices, provide an engaging environment for the patient and alleviate the physiotherapist’s workload. This paper presents an ankle rehabilitation robot that uses two nitinol wire actuators and a Pong game to provi...
Article
Upper limb spasticity (ULS) is a common pathophysiological changes manifest by a structural damage towards the central nervous system (CNS) that includes brain and spinal cord. The current clinical practice of spasticity assessment utilizes Modified Ashworth Scale (MAS) as a subjective tool to measure the severity of spasticity. Lack of objective v...
Article
Simulation is widely used in Medical Education as a teaching and learning method. The purpose of this paper is to discover the implication of the simulator into clinical trainee behaviour, medical education, and patient safety. At the other hand, a methodology of quantitative research design towards implementing Upper Limb Spasticity Simulator (ULS...
Article
Full-text available
Healthcare providers in the field of physical and rehabilitation medicine play a vital role to help patients suffering spasticity readapting themselves to their normal daily activities. Mathematical modeling of spasticity has the potential to avoid the issue of variability in the assessment of spasticity using the Modified Ashworth scale (MAS). In...
Article
Full-text available
Providing sensory feedback for prostheses users increases the manipulation ability, as well as introduces a feeling of the embodiment. A novel hybrid haptic feedback stimulation system of the amputees of upper limb mutilation was designed, developed, and evaluated in this study. The haptic wearable device was built by mean of single servomotor as a...
Article
Foot drop is a major symptom suffered by stroke patients. Annually, there are millions of the individuals affected by this condition. Treating stroke is expensive and labour intensive. Over the years, robots have demonstrated their effectiveness in rehabilitating foot drop. However, these robots are bulky and generate a sudden burst of power, which...
Article
Full-text available
Providing optimal rehabilitation services to the broad public is one of the greatest challenges in the healthcare sector due to the shortage of rehabilitation physicians and facilities. Recent advances in digitalization and sophisticated data analytics offers new innovative ways in delivering rehabilitation services to enhance the quality of life o...
Conference Paper
Full-text available
One of the most frequent cause of limb disabilities worldwide is stroke. In order to achieve high recoverability, stroke patients require repetitive and consistent rehabilitation treatment. However, the increasing number of stroke patients with limited number of therapists and transportation problem among patients from rural places limit the access...
Article
Full-text available
Data in this article are supplementary to the corresponding research article [1]. Morphological features of homogeneous and graded nanofibrous electrospun gelatin scaffolds were observed using scanning electron microscopy. Microstructural properties including fiber diameter and pore size were determined via image analysis, using ImageJ. Uniaxial te...
Article
Full-text available
Multilayer nanofibrous scaffolds that mimic the microstructure gradient of connective tissues have shown promising results in tissue regeneration, but the effect of these gradients on the mechanical performance of fiber meshes is poorly understood. In this study, trilayer nanofibrous gelatin scaffolds with gradually increasing fiber diameters (227–...
Article
Full-text available
The usual body-powered prosthetics is tiring and lead to compliance and restoration problems. Brain computer interface (BCI) prosthetic is one of the advanced technologies opening up new possibility in providing healthcare solutions for people with severe motor impairment. Generally, electroencephalography (EEG) is historically dominated by BCI res...
Article
Full-text available
Industry 4.0 is changing design and manufacturing methodologies because future production lines will manufacture customized products for the mass market. As for that, Automated machines and systems in such a production line need to communicate with each other. In this context, data exchange takes place between different kind of systems or platforms...
Article
Full-text available
Smart Health means innovation of the health sector through digitization. This leads to many possibilities regarding to an effective home-based, self-managed physical rehabilitation. With an innovative Product-Service-System (PSS), patients will have a better access, availability, and affordability of physical rehabilitation. In this contribution we...
Article
Full-text available
In Brain-Computer Interfaces (BCI), data sets need consistency factor to train good filters and classifiers. If there is lack of pattern in the data sets, it will affect the classification accuracy of the results. Consistency in extracted data-epoch requires precise markers to be embedded along the continuous Electroencephalography (EEG) data colle...
Article
Full-text available
The application of a high-fidelity part-task trainer for clinical education on upper limb disorders allows students to carry out recurring practices, gain skills and build up their confidence prior to engaging with real patients. The standardization of the symptoms’ assessment assists in the improvement of clinical findings which are not just limit...
Article
Full-text available
Prosthetic hand acts as a tool that enables the amputee to perform daily tasks. Instead of passive devices which are aesthetically pleasing, current devices come with improved functionality utilizing robotic technology. There are various ways to control a prosthetic hand. One of it includes Brain Computer Interface (BCI) which has advanced technolo...
Conference Paper
Gaming systems have been proven to be able to improve physical and cognitive skills. Several studies have integrated games to be part of rehabilitation program to improve functional ability of human limbs in performing activities of daily living. This paper presents the development of an interactive electromyogram (EMG) based PONG game for foot dor...
Article
Full-text available
The use of body-powered prostheses can be tiring and lead to further problems with compliance and prosthetic restoration. Brain-Computer-Interfaces (BCI) offers a mean of controlling prostheses for patients that otherwise are unable to operate such devices due to physical limitations. An issue with BCIs is that they tend to either require invasive...
Conference Paper
Rehabilitation process for patients with spasticity must go through experienced physicians and therapists to avoid injuries and to maximize the rehabilitation session for the sake of the patients' improvement. To have experience and good skills, therapist trainees need to learn from the experienced clinicians. However, it becomes crucial to transfe...
Article
Full-text available
The applicability of shape memory alloy as an actuator for robotic hands is tested. A parallel arrangement of SMA wires along the forearm is implemented into a hand model after consideration of different designs. The activation of the SMA is achieved using a joule heating approach. The arrangement is tested for its controllability using open and cl...
Article
Full-text available
Natural fibrous tissues exhibit excellent mechanical properties and functional behavior. These functional behaviors are desired in many recent designs such as soft robotic devices and tissue engineering application. A sensible strategy to reproduce the functionality of natural materials is to mimic their microstructures, which are in the form of fi...
Article
Full-text available
Friction stir welding (FSW) is a relatively new solid-state joining process which is considered energy efficient, eco-friendly and versatile. High stress and strain occur at the rotating tool, consisting of a pin (probe) and a shoulder, during the friction stir process. The geometrical design of the tool has some impact in terms of stress and strai...
Article
Full-text available
This paper reviews current force control techniques in friction stir welding for aluminium alloys. In the context of friction stir process, travel force control, axial force control and torque control are studied in accordance to the control technique, tool geometry and process parameters such as travel speed, tool rotational speed and tilt angle t...
Article
The development of a robotic exoskeleton to restore and rehab, hand and finger function is highly competitive nowadays. The robotic exoskeleton is an active actuated mechanism implemented in rehabilitation system, in which each finger attached to an instrumented lead screw mechanism allowing force and position control, according to the normal human...
Article
Full-text available
A three-dimensional (3D) finite element model was created to simulate the friction stir welding process of 6063-T5 aluminum alloy. The analysis studies the fundamental knowledge of FSW process with respect to temperature difference in material to be joined and to simulate the temperature distribution in the workpiece as a result of a Friction Stir...
Article
This paper presents a model-based systems engineering (MBSE) approach to develop an upper limb spasticity part-task trainer for therapy training and clinical education. We adopt a value-driven design proposed by the American Institute of Aeronautics and Astronautics (AIAA) with the combination of specification technique CONSENS™ proposed by Heinz N...
Article
Brain-Computer Interface (BCI) using Electroencephalography (EEG) enables noninvasive direct control between human brain and machine and opens up new possibilities in providing healthcare solutions for people with severe motor impairment. This paper reviews the recent trends in neuroprostheses and presents a conceptual design for the development of...
Article
This paper presents the work of investigating the used of Quantum Tunneling Composites (QTC) Pills as a tactile sensor material. The QTC Pills was tested for their resistivity characteristics to determine the sensor sensitivity, time of response and its allowable working range. The experiments were conducted base on the two parameters; the voltage,...
Article
Patient simulator is one of the methods physiotherapists and occupational therapists trainee use to improve their skills. The focus here is on spasticity as part of the upper motor neuron (UMN) syndrome. The rehabilitation process for patients with UMN syndrome and management of spasticity is very important because spasticity will affect function a...
Article
Full-text available
Friction stir welding (FSW) is a promising joining process that offers a high potential to be widely applied across industry sectors such as automotive, shipbuilding and aerospace. Nevertheless the path force can vary significantly due to the fluctuation of workpiece temperature and other process variations, thus results in inconsistency in weld mi...
Article
Full-text available
Functional recovery of upper limb after stroke is crucial to restore the ability to perform activities of daily living (ADL). This paper presents a robotic rehabilitation approach based on repetitive exercise aimed to help stroke survivors relearn the skills of finger flexion and extension at the comfort of their home. The finger rehabilitation dev...
Conference Paper
Post stroke rehabilitation consumes a huge amount of health care resources in terms of costs related to hospital and home assistance. Recently, robot-assisted rehabilitation has been adapted to support physiotherapists in providing high-intensity and repetitive rehabilitation sessions. It has been observed that robotics offers an objective and reli...
Article
Full-text available
A computational model of human motor control for a nonlinear 2 degrees-of-freedom (DOF) robot arm to mimic humanlike behavior is developed and presented in this paper. The model is based on a simple mathematical model of a 2-segment compound pendulum which mimics the human upper arm and forearm. Using the Lagrangian and Euler-Lagrange equations, th...
Article
Full-text available
A long-term goal of agricultural automation is to deploy intelligentrobots to facilitate labor-intensive tasks such as crop care or selective harvesting with minimum human supervision. To achieve this goal, the agricultural robots must be able to adapt themselves in response to various terrain conditions. The reason is that the terrain characterist...
Article
Full-text available
Upper limb spasticity is commonly seen in conditions of upper motor neuron pathology, of which includes traumatic brain injury, stroke, high cervical spinal cord injury and Cerebral Palsy. Trained physicians, physiotherapists and occupational therapists are needed for the rehabilitation of such patients. To obtain skills in addressing spasticity, c...
Article
Full-text available
Smart solutions for energy generationare required for a sustainable future. Many studiesand researches are in the pipeline to forge new reliable and affordable techniques for electricity generation from natural sources, particularly in low power generation due to mass consumption of small and portable electronic devices. In this context, piezoelect...
Article
Full-text available
Robotics not only contributes to the invention of rehabilitation devices, it can also enhance the quality of medical education. In recent years, the use of patient simulators and part-task trainers in the medical education field has brought meaningful improvements in the training of medical practitioners. Nevertheless, in the context of therapy tra...
Article
Prosthetic hand functions as a tool that enables the amputees to perform daily tasks. Instead of just a passive device with acosmetic look current devices come with improved functionality utilizing robotics technology. There are various ways to actuate a prosthetic hand including deploying DC motors, servo, hydraulics, pneumatics, SMA wire and many...
Conference Paper
Stretching the elbow of patients with upper limb disorder elicits diverse muscle tone responses, for instance, in an increased, uniform or jerky manner. This work addresses the emulation of muscle tone of the symptoms of spasticity, lead-pipe rigidity and cogwheel rigidity in the upper limb. A hybrid actuation strategy capable of emulating dynamic...
Article
On both natural and manmade terrains, the maneuverability of mobile robots has been improving. Nevertheless, stair climbing remains a challenging functionality for mobile robots. In this paper, a step-by-step stair climbing approach is proposed for a track-driven mobile robot equipped with flipper arms. The flipper arms are actuated by DC motors co...
Article
Recently, mechatronics as a self-contained discipline has undoubtedly shaped the development of technical systems. Mechatronics stands for the close interaction of mechanics, electronics, control engineering and software engineering. Due to the advancement of information and communication technologies, the functionality of mechatronic systems will...
Article
Soccer robots have been frequently used to validate models of multi-agent systems, involving collaboration among the agents. For this purpose, many researchers in robotics have been developing robotic soccer teams which compete in events such as RoboCup. This paper presents a strategy model for multi-robot coordination in robotic soccer teams invol...
Article
The aim of this study is to develop an adequate part-task trainer occupied with varying levels of severity in spasticity symptoms focusing on the upper limb disorder for occupational therapists. Using the developed part-task trainer, the occupational therapists will have opportunities to repetitively engage in training without patient involvement....
Article
Shape Memory Alloy (SMA) has been identified as an ideal candidate to actuate the finger joints of hand prosthesis due to its silent operation, small size, high force to weight ratio and operational similarity with human muscles. When current is applied to a SMA wire, the material is heated up. A phase transformation from Martensite to Austenite ta...
Article
Full-text available
The task of developing a fully collaborative humanoid robotic soccer team is a challenge. On one hand, the hardware of humanoid robots has evolved to allow fast and stable locomotion as well as precise sensing. On the other hand, the software of humanoid robots has evolved to enable highly complex operations such as object recognition and partial i...
Article
Full-text available
Studies on the steering characteristics of track-driven mobile robot have been previously performed in terms of stationary motions at a constant speed. Nevertheless, stationary motions are rather rare and almost all motions of track-driven mobile robot are non-stationary. This work presents an analysis on the steering behaviour of a track-driven pa...
Article
Full-text available
Spasticity is one of the muscle diseases in upper limb that is often seen in the patients of stroke and shoulder paralyzed. The disease occur when the patients central nerve is damaged, leading the patients having resistance in the joint when they tries to move it. In the area of orthopedics and rehabilitation, it has become essential to study the...
Article
Full-text available
In recent years, there are significant growths of interest in wireless technology especially in the development of e-Nose sensor network. Several wireless e-Nose node sensor prototypes have been developed by some research institutions. Currently wireless e-Nose sensor networks are used in various research activities as well as industrial applicatio...
Article
Full-text available
Collaborative humanoid soccer robots are currently under the lime light in the rapidly advancing research area of multi-robot systems. With new function- alities of software and hardware, they are becoming more versatile, robust and agile in response to the changes in the environment under dynamic conditions. This work focuses on a new approach for...
Article
This paper presents the development of a tactile sensor using single miniature sensing element based on pressure sensitive conductive rubber and outlines the resistance measurements performance. This sensor is specially designed for a robotic hand developed at UiTM Faculty of Mechanical Engineering. Nevertheless, the low cost, low density and flexi...
Conference Paper
The mechatronic design of a biomimetic finger prosthesis driven by a new hybrid mechanism is presented. The finger joints are driven by a miniature direct current (DC) motor and a shape memory alloy (SMA) wire. By using a miniature DC motor, a high response rate as well as comparable torque and speed can be achieved at the metacarpophalangeal (MCP)...
Article
Minimally invasive surgery (MIS) is a less invasive procedure compared to traditional open surgery. It usually involves laparoscopic devices and remote control manipulation instruments comprising an endoscope for indirect observation of the surgical field. Interventional radiology (IVR) is one of the MIS methodologies. The IVR procedures include di...
Article
This paper focuses on the development of a robotic hand having fourteen degree-of-freedom (DOF) to trigger finger movement. The design combination and integration of fingers will produce a prosthetic hand which is approximately the size of a human hand. The prototype hand comprised of servo motors located at the palm to drive the pulley and belt me...
Article
Splats are obtained on the substrates inclined at different angles (0°, 20°, 40° and 60°) by plasma spraying process and characterized by SEM and WYKO® optical surface profiler. Numerical model is developed using CFD software FLOW-3D® to simulate the process of droplet impact, spreading and solidification onto the substrates. Splat characteristics...
Article
Full-text available
This work describes a multifingered anthropomorphic robotic hand with fourteen Degrees of Freedom (DOF) which is able to mimic the functional motions of a biological hand especially in handling complex objects. The actuation mechanisms consisting of micro servo-motors, pulleys and belts are connected to the finger joints and thus promote bending an...
Article
The agricultural industry scenario in many industrialized countries has adopted an image processing system as a solution to automate the grading process in order to provide accurate, reliable, consistent and quantitative information in addition to the large volumes, which human graders are not able to perform. In Malaysia, the grading of palm oil F...
Conference Paper
Interventional Radiology (IVR) is one of the Minimally Invasive Surgery (MIS) methodologies. The operation of the IVR procedures are guided by image guidance Digital Subtraction Angiography (DSA) device which transmits continuous x-rays to detect the position of catheter. Catheter is a small tube inserted in blood vessel or body cavity, used in IVR...
Article
Conventional grading of oil palm Fresh Fruit Bunches (FFB) is still currently manually carried out in palm oil producing industries. The most critical part of the grading process is the categorization of the oil palm fruit bunches according to their ripeness. This paper presents a computer assisted photogrammetric methodology which correlates the c...
Conference Paper
The development of mechatronic systems starts with conceptual design, followed by design concretization and ends with system integration. The result of the conceptual design phase is the principle solution. It describes the main physical and logical operating characteristics of the system in a domain-spanning way. On the basis of this jointly devel...
Article
The conceivable development of information technology will enable mechatronic systems with inherent partial intelligence. They will be able to learn, to communicate, and to optimize their behavior autonomously in response to environmental changes. These systems are called self-optimizing systems. The development of such systems starts with the conc...
Conference Paper
Full-text available
Self-optimizing systems are technical systems with the ability to learn, communicate with each other, and optimize their behavior autonomously in response to environmental changes. The development of such systems demands new means of communication and cooperation between the specialists from diverse disciplines, especially during the conceptual des...
Article
Die Erzeugnisse des Maschinenbaus und verwandter Branchen wie der Automobilindustrie beruhen heute vielfach auf dem engen Zusammenwirken von Mechanik, Elektrotechnik/Elektronik, Regelungstechnik und Softwaretechnik. Der Begriff Mechatronik bringt dies zum Ausdruck. Das Spektrum der Mechatronik reicht von integrierten mechanisch-elektronisch Baugrup...

Network