Articles tagged with Exoskeletons
Researchers analyzed shark vertebrae to discover a finely engineered biomechanical system supporting strength, flexibility, and swimming efficiency. Different species evolved unique internal structures reflecting their varied swimming strategies.
Researchers at UTEP discovered that the complexity and time required for assembly, donning, and disassembling exoskeletons are major barriers to widespread adoption. The study found that simpler devices take significantly less time to set up and have fewer usability issues.
Muthu Wijesundara, a UT Arlington researcher, has been honored as a National Academy of Inventors fellow. He is recognized for his innovations in robotic exoskeletons and advanced medical devices, which aim to improve healthcare outcomes.
The MyoStep project represents a significant advancement in pediatric mobility aids for children with cerebral palsy, addressing motor impairments that restrict participation in physical activities. The soft power suit provides a lightweight, discreet solution tailored to fit seamlessly into the lives of children and their families.
University of Cincinnati researchers, in collaboration with end users, develop a user-centered, easy-to-use assistive device to help restore hand grasping motions. The team aims to combine an exoskeleton device with functional electrical stimulation (FES) technology to create a hybrid system.
ApoB100 protein structure revealed for the first time, allowing for more precise testing and treatment of high cholesterol and heart disease. The discovery may lead to new drugs targeting LDL particles, reducing side effects of statin drugs.
Scientists at the Max Planck Institute developed hexagon-shaped robotic components that can be snapped together into high-speed robots with rearrangeable capabilities. The modules feature artificial muscles and magnets for quick connections, enabling rapid changes in geometry and motion.
Researchers developed an AI-powered method to train robotic exoskeletons, enabling users to save energy while walking, running, and climbing stairs. The new approach allows for rapid development of exoskeleton controllers without lengthy human-involved experiments, offering promise for aiding individuals with mobility challenges.
A portable robotic device has been developed to improve walking function in stroke survivors by altering gait asymmetry. The study, published in IEEE Transactions on Neural Systems and Rehabilitation Engineering, reveals that the exoskeleton can effectively train individuals to modify their walking asymmetry.
Scientists have deciphered the assemblage of apical extracellular matrices in roundworms at the nanoscale using advanced microscopy. Defects in struts result in unnatural layer swelling, and the researchers found that collagens play a crucial role in maintaining matrix structure.
Researchers found that orchid mantises' unique femoral lobes serve as structures for gliding, improving aerodynamics and reducing wing loading. The discovery reveals a new understanding of this insect's aerial escape mechanisms.
A new portable EEG headset has been validated and tested for at-home stroke rehabilitation. The low-cost device connects the brain to powered exoskeletons, promoting motor recovery outcomes.
Researchers at Charité develop a world's first non-invasive bidirectional brain-computer interface using quantum sensors and temporal interference magnetic stimulation, aiming to treat psychiatric disorders. The system promises improved accuracy and accessibility over previous methods.
The STREAM project developed the StreamEXO exoskeleton, which reduces musculoskeletal system's ergonomic risk of physical overload by 50% and muscle fatigue by 30%. The device generates forces to support workers' backs during heavy manual material handling activities.
Researchers developed a soft robotic exoskeleton glove using AI to improve hand dexterity and classify song variations. The device provides real-time feedback and adjustments, making it easier for users to grasp correct movement techniques, with an accuracy of 97.13% in classifying correct and incorrect song versions.
A soft robotics glove with integrated sensors and AI can aid patients in relearning daily tasks after neurotrauma, including playing music. The glove provides hand guidance, amplifying dexterity and motor skills.
A team of researchers, led by Ling Li from Virginia Tech, has discovered the key strategies behind the strength and toughness of sea urchin exoskeletons. The study reveals that a balance between branch connection nodes and pore size is critical to the material's damage tolerance.
Robotic exoskeletons have been shown to provide intensive high-quality rehabilitation and potentially improve functional outcomes in individuals with MS. However, experts agree that wide acceptance depends on further clinical studies aimed at determining optimal selection criteria and long-term outcomes.
Researchers developed a new framework to measure stability during walking by analyzing mechanical energetics, enabling deeper insights into human movement and fall responses. The approach can help pinpoint specific muscles or joints to target with rehabilitation therapy and inform advanced exoskeleton design.
Researchers discovered that trap-jaw ants use a combination of head tendon and exoskeleton energy storage to drive perfectly circular mandible rotations. This mechanism allows the ants to repeatedly strike victims without damaging themselves.
Researchers at EPFL's School of Life Sciences create a digital twin of Drosophila called NeuroMechFly, which uses biomechanical modeling and machine learning to simulate the fly's movements. The model is validated through experiments that demonstrate its accuracy in replicating real animal behaviors.
Researchers found that the nervous system explores multiple coordination patterns to learn new movements, then adapts specific aspects for optimal performance. This process reduces energy cost by up to 25%.
Researchers discovered fossilized trilobite appendages exhibiting characteristics similar to those found in male horseshoe crabs. These findings suggest a unique mating strategy, where males use the appendages to grasp females during reproduction, providing insight into the reproductive behavior of ancient complex animals.
Researchers at the University of Cincinnati are searching for the ideal exosuit design to reduce muscle load and prevent work-related musculoskeletal disorders. The study found that commercially available exosuits have limitations, with the Auxivo LiftSuit being stiff and uncomfortable during prolonged wear.
Researchers developed a lightweight exoskeleton that uses machine learning to predict user intentions and provide assistance. The system successfully helped participants stand up, demonstrating potential for supporting individuals with mobility impairments.
A new study reveals that animals use cheap tissues like chitin to build their weapons, allowing them to deceive opponents and gain advantages in battles. This tactic is used by species such as snapping shrimps and fiddler crabs, which can exaggerate their size and strength through clever deception.
A new approach uses reinforcement learning algorithm to help robotic knee mimic intact human knee in walking, achieving 100% success rate on even ground. The technology also adapts to uneven terrain and changes in walking pace, promising a more comfortable experience for prosthetic users.
Researchers have created a compact and affordable device for recording brain activity, offering research-grade signal quality and customizable configuration. The device has the potential to help people with epilepsy detect impending seizures and those with limited mobility regain control over their limbs.
A clinical trial will test a treatment strategy using a lightweight, wearable robotic device that provides neuromuscular training and makes walking easier for children with cerebral palsy. The study aims to establish fundamental knowledge on adaptive ankle interventions to treat walking impairment relative to standard of care.
A new study by Vanderbilt University has developed Exo-LiFFT, an interactive calculator that helps companies reduce injury risk from work-related musculoskeletal disorders. The tool projects a 20-60% reduction in workplace back injuries for material handling tasks.
Researchers at Rice University are creating a 3D-printed smart helmet with embedded sensors to protect soldiers' brains against kinetic or directed-energy effects. The program aims to modernize standard-issue military helmets by incorporating advances in materials, image processing, artificial intelligence, and energy storage.
Researchers developed a powered exoskeleton that provides extra energy for walking, reducing the strain on amputee muscles. The device was tested by six individuals with above-knee amputations, showing a 15.6% improvement in metabolic rate and allowing users to walk for extended periods.
Researchers at Stanford University found that exoskeletons work best when users are given time to learn how to use the device, with customized control improving performance by around half. Participants who received optimized training saw significant reductions in energy expenditure, with benefits persisting even after they became experts.
A team of scientists found that people can adjust their walking efficiency automatically, even when distracted, without having to think about it. This ability allows for focus on other tasks while walking, such as tracking road bumps and managing daily life.
Researchers at UTHealth found that exoskeleton-assisted rehabilitation can be beneficial for stroke survivors, correcting impaired walking patterns and increasing motor coordination. The study used the Ekso 1.1 exoskeleton to guide patients with chronic post-stroke hemiplegia or hemiparesis in a 10-15 session training program over thre...
Researchers found that wearing exoskeletons while performing tasks requiring mental effort can lead to brain overwork and decreased efficiency. The devices may not be as effective as initially thought in alleviating stress on lower backs.
The beetle's exoskeleton features a microstructure with alternating material compositions that selectively reflect light, producing its brilliant colors. This structural coloration is more efficient than mechanical reinforcement, allowing the exoskeleton to achieve damage resistance and strength.
Research reveals distinctive micropillars within the carapace of a flower beetle enhance its strength and toughness while optimizing its brightly colored appearance. The study's findings have potential applications in developing new, effective bio-inspired materials.
An exoskeleton device removes kinetic energy during the knee swing phase of walking, reducing metabolic cost by 3.3% and generating up to .25 watts per gait cycle. This approach converts wasted energy into useable electricity, providing a net metabolic benefit.
Researchers discovered a four-layered exoskeleton with distinctive micro-structure and chemical characteristics that restrict crack propagation and maximize strain energy release during deformation. Bio-mimetic structures fabricated via 3D printing demonstrated improved toughness and strength, guiding high-performance composites fabric...
Researchers developed an ankle exoskeleton that significantly increased self-selected walking speed in young adults, with a 42% average increase. The device has potential for improving daily life and may also reduce pain caused by weight on joints or improve balance in older adults.
Researchers are developing AI-controlled exoskeletons and prosthetic legs that can think and make control decisions on their own. The system combines computer vision and deep-learning AI to mimic human walking by adjusting to surroundings.
Researchers develop robots that mimic human appearance, perception, and control systems to create more advanced androids. Robots can also experience sensations like touch and pain, and learn from humans through observation and feedback mechanisms.
Researchers found that high-dose gait training with robotic exoskeletons during acute inpatient rehabilitation can improve motor function and functional independence in stroke patients. The study demonstrated the potential of overground walking in an exoskeleton to increase therapy dose without extending rehabilitation duration.
The NUS team developed novel strain sensors using MXenes that are 10 times more sensitive and can transmit data wirelessly. These sensors have potential applications in precision manufacturing, robotic arms, and soft robotics.
A research team led by Prof. Gordon Cheng aims to develop a 'soft' exoskeleton that can sense user movement intentions and provide real-time feedback, integrating with brain-machine interfaces. The goal is to create an exoskeleton that works as an extension of the human body, enabling users to control their movements with their minds.
A multi-center US trial shows that exoskeleton training is safe, feasible, and effective in improving mobility in individuals with spinal cord injury. The study found that most participants mastered the ability to ambulate effectively with the assistance of an exoskeleton after 12-36 sessions.
A study found that exoskeleton vests can help nurses by reducing physical strain, but further development is needed to make them comfortable and safe. The technology has the potential to improve care work and alleviate musculoskeletal disorders.
The diabolical ironclad beetle's survival depends on its ability to convincingly play dead and an exoskeleton with a tough, crush-resistant structure. Researchers found that the beetle's elytra consists of layers of chitin and protein matrix, which contribute to its enhanced toughness.
The diabolical ironclad beetle's super-toughness lies in its armorlike elytra and connective suture, which distribute force evenly throughout the body. Engineers are developing new materials inspired by this strategy to make machinery safer and longer-lasting.
A recent study by Norwegian University of Science and Technology researchers Roger Andre Søraa and Eduard Fosch-Villaronga calls for exoskeleton designers to consider inclusivity in their designs. The goal is to make the technology accessible to a broader range of users, including those with different heights, weights, and genders.
UC San Diego researchers have created soft, flexible robots using a new method that doesn't require special equipment or long manufacturing times. The 'flexoskeletons' are made from 3D printing and can be assembled quickly and easily, making them potentially suitable for large-scale deployment.
Researchers at Stanford University created an ankle exoskeleton that assists running with powered assistance. Powered mode reduces the energy cost of running by 15%, making it 25% easier than running without assistance, while spring-like mode has limited benefits due to increased energy demand.
Researchers have identified a new fluorescent compound in scorpion exoskeletons that could help guard against parasitic infections. The compound, a phthalate ester, was found to have antifungal and anti-parasitic properties, suggesting a potential defense mechanism for scorpions.
A $700,000 NSF grant will help researchers optimize lower limb robotic exoskeletons for patient comfort. The project aims to create a deeper interaction between humans and machines through machine learning techniques and co-learning.
A pioneering study published in The Lancet Neurology presents a four-limb robotic system controlled by brain signals that enabled a tetraplegic man to move his arms and walk. The system, operated by recording and decoding brain signals, showed promising early results but requires further improvements before clinical application.
Researchers at Vanderbilt University have developed a lightweight, low-profile, and inexpensive ankle exoskeleton that can be worn under clothes without restricting motion. The device features an unpowered friction clutch mechanism and a soft shank sleeve, weighing just over one pound and costing less than $100 to fabricate.
Researcher Ramana Vinjamuri receives a $500,000 NSF CAREER Award to study how the brain controls complex hand movements and create near-natural robot hands for individuals with disabilities. His goal is to improve daily tasks and develop cybersecurity applications.
A team of researchers from the Moscow Institute of Physics and Technology has developed a model for predicting hand movement trajectories based on electrocorticogram data. This technology could enable exoskeletons that allow patients with impaired mobility to regain movement.
A study found that wearing an exoskeleton increases stress on the back by up to 53% and stresses different muscles in the torso by anywhere from 56-120%. Despite relieving arm stress, users reported discomfort due to stiff metal rods in the harness.