Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Motor Unit Stimulation

Motor Unit Stimulation

When the neuron of a motor unit fires an action potential, it triggers a series of events, leading to a twitch contraction in the muscle fibers. The process of excitation-contraction coupling is crucial in relaying the action potential to the muscle fibers.
The latent period of contraction marks the onset of excitation-contraction coupling, when the action potential propagates across the sarcolemma, preparing the muscle fibers for contraction. As the fibers enter the contraction phase, the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Assessing Geometry Perception of Direct Time-of-Flight Sensors for Robotic Safety.

Sensors (Basel, Switzerland)·2025

Same author

Towards Autonomous Retail Stocking and Picking: Methods Enabling Robust Vacuum-Based Robotic Manipulation in Densely Packed Environments.

Sensors (Basel, Switzerland)·2024

Same author

Modular Lidar System for Multiple Field-of-View Ranging.

Sensors (Basel, Switzerland)·2024

Same author

Time-Based and Path-Based Analysis of Upper-Limb Movements during Activities of Daily Living.

Sensors (Basel, Switzerland)·2023

Same author

Collaborative Robot Precision Task in Medical Microbiology Laboratory.

Sensors (Basel, Switzerland)·2022

Same author

Distance Measurements in UWB-Radio Localization Systems Corrected with a Feedforward Neural Network Model.

Sensors (Basel, Switzerland)·2021

Search research articles

Related Experiment Video

Updated: Jun 13, 2026

Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury

Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury

Published on: February 1, 2018

VI.2. Basic functional electrical stimulation (FES) of extremites - an engineer's view.

Tadej Bajd¹, Marko Munih

¹Faculty of Electrical Engineering, University of Ljubljana, Slovenia.

Studies in Health Technology and Informatics

|April 22, 2010

Summary

Electrical muscle stimulation (EMS) uses electrical pulses to contract paralyzed muscles. Understanding stimulation parameters and electrode properties is key to effective EMS therapy and preventing muscle fatigue.

More Related Videos

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Published on: November 11, 2022

Engineering Platform and Experimental Protocol for Design and Evaluation of a Neurally-controlled Powered Transfemoral Prosthesis

Engineering Platform and Experimental Protocol for Design and Evaluation of a Neurally-controlled Powered Transfemoral Prosthesis

Published on: July 22, 2014

Related Experiment Videos

Last Updated: Jun 13, 2026

Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury

Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury

Published on: February 1, 2018

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Published on: November 11, 2022

Engineering Platform and Experimental Protocol for Design and Evaluation of a Neurally-controlled Powered Transfemoral Prosthesis

Engineering Platform and Experimental Protocol for Design and Evaluation of a Neurally-controlled Powered Transfemoral Prosthesis

Published on: July 22, 2014

Area of Science:

Biomedical Engineering
Neuroscience
Rehabilitation Medicine

Background:

Electrical stimulators are crucial for inducing muscle contractions in paralyzed individuals.
Optimizing electrical stimulation parameters and electrode characteristics is essential for therapeutic efficacy.

Purpose of the Study:

To review the historical development and principles of electrical stimulators for muscle contraction.
To explain the influence of stimulation parameters and electrode properties on muscle response.
To discuss the phenomenon of reversed recruitment order and its implications for muscle fatigue.

Main Methods:

Historical review of electrical stimulator development.
Analysis of electrical stimulation parameters: amplitude, frequency, pulse duration, and pulse train duration.
Examination of surface electrode properties: size, polarity, resistance, and inter-electrode distance.
Discussion of various surface electrode materials and conductive media.

Main Results:

Electrical stimulation parameters significantly influence muscle contraction force and fatigue.
Reversed recruitment order can lead to premature muscle fatigue in electrically stimulated muscles.
Surface electrode characteristics, including material and conductivity, affect stimulation effectiveness.

Conclusions:

Effective use of electrical muscle stimulation requires careful selection and control of stimulation parameters.
Understanding muscle recruitment patterns and electrode properties is vital for designing efficient electrical stimulators.
Further research into optimizing electrode-دهای and stimulation protocols can enhance outcomes for patients with paralyzed muscles.