Effect of different ankle-and knee-joint positions on gastrocnemius medialis fascicle length and EMG activity during isometric plantar flexion

A Arampatzis, K Karamanidis, S Stafilidis… - Journal of …, 2006 - Elsevier
The purpose of this study was to provide evidence on the fact that the observed decrease in
EMG activity of the gastrocnemius medialis (GM) at pronounced knee flexed positions is not …

Study of muscular fatigue by EMG analysis during isometric exercise

RA Marson - ISSNIP Biosignals and Biorobotics Conference …, 2011 - ieeexplore.ieee.org
Ten female individuals (age= 21±2 years; weight= 50±2 kg; height= 160±3 cm) were
analyzed. For the determination of the electromyographic fatigue threshold (EMGft), four …

Analysis of conduction velocity from high-density surface EMG as indicator of muscle fatigue during robot-mediated ankle movements

G Corvini - 2019 - digital.csic.es
Rehabilitation Robotics has the objective of enhancing medical rehabilitation through the
use of robotic systems, like exoskeletons. Generally, these systems present adaptive control …

[PDF][PDF] Changes in force development and electromyographic activity in the muscle fatigue induced by sustained maximal plantar flexion

T Kamimura, K Muramatsu - Int J Phys Ther Rehabil, 2018 - pdfs.semanticscholar.org
In an attempt to evaluate central and peripheral contributions to muscle fatigue, changes in
force development and electromyographic (EMG) signal after sustained isometric plantar …

[HTML][HTML] Sex differences in central and peripheral fatigue induced by sustained isometric ankle plantar flexion

D Jo, M Goubran, M Bilodeau - Journal of Electromyography and …, 2022 - Elsevier
The main aim of this study was to determine sex differences in central and peripheral fatigue
produced by a sustained isometric exercise of ankle plantar flexors in healthy young adults …

Differential contributions of ankle plantarflexors during submaximal isometric muscle action: a PET and EMG study

T Masood, J Bojsen-Møller, KK Kalliokoski… - … of electromyography and …, 2014 - Elsevier
The objective of this study was to investigate the relative contributions of superficial and
deep ankle plantarflexors during repetitive submaximal isometric contractions using surface …

Quantitative EMG analysis to investigate synergistic coactivation of ankle and knee muscles during isokinetic ankle movement. Part 2: time frequency analysis

IS Hwang, LD Abraham - Journal of electromyography and kinesiology, 2001 - Elsevier
Fundamental to intralimb coordination in the lower extremity, ankle–knee synergy induced
by motor irradiation has long been employed to secure facilitation of paralyzed muscles …

Fatigue-induced changes in synergistic muscle force do not match tendon elongation

N Mitsukawa, N Sugisaki, N Miyamoto, T Yanai… - Journal of …, 2010 - Elsevier
This study aimed to investigate whether fatigue-induced changes in synergistic muscle
forces match their tendon elongation. The medial gastrocnemius muscle (MG) was fatigued …

Information on ankle angle from intramuscular EMG Signals during development of muscle fatigue in an open-loop functional electrical stimulation system in rats

LE Lykholt, S Ganeswarathas, AK Thota… - … Repair, Restore, Relieve …, 2014 - Springer
Abstract Functional Electrical Stimulation (FES) is one method available for rehabilitation of
spinal cord injured subjects. Although FES is used in the clinic today, reliable and robust …

Ankle joint angle influences relative torque fluctuation during isometric plantar flexion

F Shi, WZ Rymer, J Son - Bioengineering, 2023 - mdpi.com
The purpose of this study was to investigate the influence of changes in muscle length on
the torque fluctuations and on related oscillations in muscle activity during voluntary …