Results 81 to 90 of about 2,159,048 (394)

Architected Soft Actuators for Artificial Musculoskeletal Systems

open access: yesAdvanced Materials, EarlyView.
An architected soft actuator uses a servo motor and a combination of 3D printed architected elastomers to extend and contract. The actuator exhibits high actuation stroke, force output, and power density for constructing bioinspired artificial musculoskeletal systems.
Taekyoung Kim   +3 more
wiley   +1 more source

Trajectory Generation for Stair Ascent Walking using Rayleigh Oscillator [PDF]

open access: yes, 2013
This paper describes a trajectory generation technique for stair-ascent walking. The knee, hip and ankle joint trajectory during stair ascent are generated using mutually coupled, nonlinear oscillators.
Afzal, T.   +2 more
core   +3 more sources

Wireless Acousto‐Piezoelectric Conduit with Aligned Nanofibers for Neural Regeneration

open access: yesAdvanced Materials, EarlyView.
An ultrasound‐driven, highly aligned piezoelectric nanofiber‐based nerve guidance conduit (APNF‐NGC) designed for effective peripheral nerve repair has been demonstrated in this study. Featuring aligned topology, cell‐adhesive surfaces, and an axial electric field, the APNF‐NGC collectively promotes significant nerve regeneration.
Sera Jeon   +8 more
wiley   +1 more source

Assistance force-line of exosuit affects ankle multidimensional motion: a theoretical and experimental study

open access: yesJournal of NeuroEngineering and Rehabilitation
Background The talocrural joint and the subtalar joint are the two major joints of the ankle-joint complex. The position and direction of the exosuit force line relative to these two joint axes can influence ankle motion.
Xinyue Zhang, Ying Li, Ronglei Sun
doaj   +1 more source

Biomechanics of the natural, arthritic, and replaced human ankle joint

open access: yesJournal of Foot and Ankle Research, 2014
The human ankle joint complex plays a fundamental role in gait and other activities of daily living. At the same time, it is a very complicated anatomical system but the large literature of experimental and modelling studies has not fully described the ...
A. Leardini, J. O'Connor, S. Giannini
semanticscholar   +1 more source

Analysis of lower limb internal kinetics and electromyography in elite race walking. [PDF]

open access: yes, 2013
The aim of this study was to analyse lower limb joint moments, powers and electromyography patterns in elite race walking. Twenty international male and female race walkers performed at their competitive pace in a laboratory setting.
Alkjaer T.   +23 more
core   +2 more sources

A Twist in the Diagnosis: Chronic Arthropathy Without Inflammation

open access: yes
Arthritis Care &Research, EarlyView.
María Á. Puche‐Larrubia   +3 more
wiley   +1 more source

AI‐Enhanced Gait Analysis Insole with Self‐Powered Triboelectric Sensors for Flatfoot Condition Detection

open access: yesAdvanced Materials Technologies, Volume 10, Issue 6, March 18, 2025.
The given research presents an innovative insole‐based device employing self‐powered triboelectric nanogenerators (TENG) for flatfoot detection. By integrating TENG tactile sensors within an insole, the device converts mechanical energy from foot movements to electrical signals analyzed via machine learning, achieving an 82% accuracy rate in flatfoot ...
Moldir Issabek   +7 more
wiley   +1 more source

Effect of Kinetic Return Ankle Foot Orthosis in Patient with Incomplete Spinal Cord Injury: Changes of the Gait Pattern. A Case Report

open access: yesBaltic Journal of Sport and Health Sciences, 2018
Background. The variety of orthotics available induces a purpose for estimation of their influence of functional mobility for individual needs in people with incomplete spinal cord injuries (ISCI).
Margot Bergmann   +4 more
doaj   +1 more source

Effects of immobilization and remobilization on the ankle joint in Wistar rats

open access: yesBrazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas, 2014
A sprained ankle is a common musculoskeletal sports injury and it is often treated by immobilization of the joint. Despite the beneficial effects of this therapeutic measure, the high prevalence of residual symptoms affects the quality of life, and ...
Regina Inês Kunz   +5 more
semanticscholar   +1 more source

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