Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A dry electrode for EEG recording

B A Taheri1, R T Knight, R L Smith

  • 1BioMedical Engineering Graduate Group, University of California at Davis 95616.

Electroencephalography and Clinical Neurophysiology
|May 1, 1994
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

The tetratricopeptide repeats of Ssn6 interact with the homeo domain of alpha 2.

Genes & development·1995
Same author

Neurochemical and behavioral evidence that quipazine-ketanserin discrimination is mediated by serotonin2A receptor.

The Journal of pharmacology and experimental therapeutics·1995
Same author

Measured context-sensitive half-times of remifentanil and alfentanil.

Anesthesiology·1995
Same author

Gelatin fragments block adherence of Candida albicans to extracellular matrix proteins.

Microbiology (Reading, England)·1995
Same author

Central venous catheter infection rates in an acute care hospital.

Journal of intravenous nursing : the official publication of the Intravenous Nurses Society·1995
Same author

Cloning of the mgtE Mg2+ transporter from Providencia stuartii and the distribution of mgtE in gram-negative and gram-positive bacteria.

Journal of bacteriology·1995
Same journal

Coming to terms with brain waves.

Electroencephalography and clinical neurophysiology·2014
Same journal

Habituation of lower leg stretch responses in Parkinson's disease.

Electroencephalography and clinical neurophysiology·2000
Same journal

Asymmetry of cortical excitability revealed by transcranial stimulation in a patient with focal motor epilepsy and cortical myoclonus.

Electroencephalography and clinical neurophysiology·2000
Same journal

Evoked isometric muscle contractions in myopathies: analysis of pathophysiological properties by different stimulus patterns.

Electroencephalography and clinical neurophysiology·2000
Same journal

Task-related coherence and task-related spectral power changes during sequential finger movements.

Electroencephalography and clinical neurophysiology·2000
Same journal

Electrophysiological studies in mild idiopathic carpal tunnel syndrome.

Electroencephalography and clinical neurophysiology·2000
See all related articles

A new dry electrode for electroencephalogram (EEG) recording offers comparable performance to wet electrodes without skin preparation. This innovation may enable high-resolution brain activity mapping for extended recordings.

Area of Science:

  • Biomedical Engineering
  • Neuroscience
  • Signal Processing

Background:

  • Conventional wet electrodes for electroencephalogram (EEG) recording require skin preparation and conductive paste, limiting their use in certain applications.
  • Motion artifacts and signal-to-noise ratio are critical factors affecting the quality of EEG recordings.

Purpose of the Study:

  • To design, fabricate, and test a prototype dry surface electrode for EEG signal recording.
  • To evaluate the performance of the dry electrode compared to conventional wet electrodes for various EEG signal analyses.
  • To assess the potential of the dry electrode for high-resolution brain activity mapping.

Main Methods:

  • Fabrication of a prototype dry electrode using a nitride-coated stainless steel disk and an impedance converting amplifier.

Related Experiment Videos

  • Comparison of the prototype dry electrode with commercial wet electrodes for spontaneous EEG, sensory evoked potentials, and cognitive evoked potentials.
  • Analysis of raw EEG signals and their power spectra from both electrode types.

    • Main Results:

    • The dry electrode demonstrated comparable performance to conventional wet electrodes across all tested EEG signal analysis types.
    • The new dry electrode design eliminates the need for skin preparation and conductive paste.
    • Potential for reduced sensitivity to motion artifacts and enhanced signal-to-noise ratio was observed.

    Conclusions:

    • The developed dry surface electrode is a viable alternative to conventional wet electrodes for EEG recording.
    • This technology holds promise for applications requiring a large number of electrodes or prolonged recording durations, such as high-resolution brain activity mapping.
    • Further research may explore optimization for specific clinical or research applications.