Implantable Emg System
Implantable Emg System - Related Videos
07:16
Extraction of the EPP Component from the Surface EMG
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Cited by 2 •
2009
The endplate potential (EPP) component can be extracted from the surface EMG using a digital filter. The extracted EPP shows oscillation with a frequency of about 30 Hz.
05:43
Recording Forelimb Muscle Activity in Head-Fixed Mice with Chronically Implanted EMG Electrodes
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Cited by 2 •
2024
This protocol describes the hand fabrication and surgical implantation of electromyographic (EMG) electrodes in the forelimb muscles of mice to record muscle activity during head-fixed behavior experiments.
11:25
Simultaneous Scalp Electroencephalography (EEG), Electromyography (EMG), and Whole-body Segmental Inertial Recording for Multi-modal Neural Decoding
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Cited by 28 •
2013
Development of an effective brain-machine-interface (BMI) system for restoration and rehabilitation of bipedal locomotion requires accurate decoding of user's intent. Here we present a novel experimental protocol and data collection technique for simultaneous non-invasive acquisition of neural activity, muscle activity, and whole-body kinematics during various locomotion tasks and conditions.
11:31
Functional Near Infrared Spectroscopy of the Sensory and Motor Brain Regions with Simultaneous Kinematic and EMG Monitoring During Motor Tasks
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Cited by 16 •
2014
Monitoring brain activity during upright motor tasks is of great value when investigating the neural source of movement disorders. Here, we demonstrate a protocol that combines functional near infrared spectroscopy with continuous monitoring of muscle and kinematic activity during 4 types of motor tasks.
05:54
Microbead Implantation in the Zebrafish Embryo
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Cited by 8 •
2015
The zebrafish is an excellent model system for genetic and developmental studies. Bead implantation is a valuable tissue manipulation technique that can be used to interrogate developmental mechanisms by introducing alterations in local cellular environments. This protocol describes how to perform microbead implantation in the zebrafish embryo.
FAQs
The implanted electronics amplify the electrical signals detected by the electrodes and apply filtering before the data are stored or transmitted. Amplification makes the recorded activity suitable for downstream analysis, while filtering prepares the signal for interpretation. This signal chain supports measurements of motor-unit activity and the control of external devices.
Motor-unit action potentials provide a way to examine how individual functional units contribute to muscle activity. Recording these electrical events helps researchers assess motor-unit recruitment and coordination rather than treating muscle activity as an undifferentiated output. That detail is valuable for studying how neural commands are expressed through skeletal-muscle activation.
Electrodes placed within or near muscle tissue detect electrical activity generated by skeletal muscle, and their location determines which muscle activity is sampled. This placement enables detailed recordings from selected muscle regions, supporting analyses of coordination and recruitment across muscles. The resulting measurements can be related to neural control of movement.
A typical workflow begins by placing electrodes within or near the muscle tissue of interest. The system then detects muscle-generated electrical activity, amplifies and filters the signals through implanted electronics, and stores or transmits the resulting data. Researchers analyze those recordings to investigate motor-unit recruitment, muscle coordination, or movement control.
Researchers may select this approach when they need detailed measurements of neuromuscular function to guide rehabilitation research or the development of assistive technologies. Recorded muscle activity can support myoelectric prostheses and neuroprosthetic interfaces by providing signals that are translated into functional commands, linking physiological activity with device operation.
In neuroscience studies, the recordings can show how motor units are recruited and how muscles coordinate during movement. These observations help researchers examine the relationship between neural control and skeletal-muscle activity. They also provide a physiological basis for investigating movement-related rehabilitation strategies and systems that use muscle signals to control prosthetic or neuroprosthetic devices.