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 Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Ferrofluid microrobot driven by an adjustable magnetic tweezer for soft tissue mechanical measurement.

Microsystems & nanoengineering·2026
Same author

Product design for mobility wearable devices for black older adults: bridging usability, inclusion, and engagement through qualitative interviewing.

Disability and rehabilitation. Assistive technology·2025
Same author

Tattoo Assisted Optical Sensor System for Multimodal Discrete Physiological Sensing.

Advanced healthcare materials·2025
Same author

In-Ear Electronics with Mechanical Adaptability for Physiological Sensing.

Advanced healthcare materials·2024
Same author

Solvent-Free and Cost-Efficient Fabrication of a High-Performance Nanocomposite Sensor for Recording of Electrophysiological Signals.

Biosensors·2024
Same author

Adhesive Wearable Sensors for Electroencephalography from Hairy Scalp.

Advanced healthcare materials·2023

Related Experiment Video

Updated: Jun 15, 2025

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing
08:19

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing

Published on: June 1, 2012

14.4K

Ultrasoft Long-Lasting Reusable Hydrogel-Based Sensor Patch for Biosignal Recording.

Alexandre Tessier1, Shuyun Zhuo1, Shideh Kabiri Ameri1,2

  • 1Department of Electrical and Computer Engineering, Queen's University, Kingston, ON K7L 3N6, Canada.

Biosensors
|August 28, 2024
PubMed
Summary

This study introduces a reusable, ultrasoft hydrogel sensor for high-quality electrophysiological recording. The novel sensor offers improved signal quality and comfort compared to traditional electrodes, with long-term stability.

Keywords:
electrophysiological recordingreusable sensorsensor-skin interfacesignal-to-noise ratioultrasoft hydrogel

More Related Videos

Conformable Wearable Electrodes: From Fabrication to Electrophysiological Assessment
10:03

Conformable Wearable Electrodes: From Fabrication to Electrophysiological Assessment

Published on: July 22, 2022

4.4K
Noninvasive EEG Recordings from Freely Moving Piglets
04:05

Noninvasive EEG Recordings from Freely Moving Piglets

Published on: July 13, 2018

7.3K

Related Experiment Videos

Last Updated: Jun 15, 2025

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing
08:19

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing

Published on: June 1, 2012

14.4K
Conformable Wearable Electrodes: From Fabrication to Electrophysiological Assessment
10:03

Conformable Wearable Electrodes: From Fabrication to Electrophysiological Assessment

Published on: July 22, 2022

4.4K
Noninvasive EEG Recordings from Freely Moving Piglets
04:05

Noninvasive EEG Recordings from Freely Moving Piglets

Published on: July 13, 2018

7.3K

Area of Science:

  • Biomedical Engineering
  • Materials Science
  • Wearable Technology

Background:

  • Electrophysiological recordings require high-fidelity signal acquisition.
  • Existing wet gel electrodes can cause skin irritation and motion artifacts.
  • Need for durable, reusable, and comfortable biosensors.

Purpose of the Study:

  • To develop an ultrasoft, long-lasting, and reusable hydrogel-based sensor for electrophysiological recording.
  • To enhance conductivity and mechanical properties for improved performance.
  • To evaluate the sensor's efficacy and compare it with conventional electrodes.

Main Methods:

  • Fabrication of an ultrasoft hydrogel sensor with polypyrrole (PPy) for enhanced conductivity.
  • Characterization of the hydrogel's mechanical properties (Young's modulus, stretchability).
  • Testing the sensor for electrocardiography (ECG) and electromyography (EMG) recording.

Main Results:

  • Achieved a hydrogel conductivity of 0.25 S m-1 with a Young's modulus of 12.9 kPa and 190% stretchability.
  • Demonstrated superior signal-to-noise ratio (33.55 dB vs. 22.16 dB) compared to Ag/AgCl electrodes.
  • Sensor exhibited low motion artifacts, biocompatibility, and reusability over months.

Conclusions:

  • The developed hydrogel sensor offers a promising alternative for high-quality, comfortable, and long-term electrophysiological monitoring.
  • Its ultrasoftness, self-adhesion, and enhanced conductivity reduce motion artifacts and improve signal fidelity.
  • The low-cost, scalable fabrication process supports potential clinical translation.