Flexible Electrodes
Flexible Electrodes - Related Videos
11:09
Scalable Solution-processed Fabrication Strategy for High-performance, Flexible, Transparent Electrodes with Embedded Metal Mesh
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Cited by 3 •
2017
This protocol describes a solution-based fabrication strategy for high-performance, flexible, transparent electrodes with fully-embedded, thick metal mesh. Flexible transparent electrodes fabricated by this process demonstrate among the highest reported performances, including ultra-low sheet resistance, high optical transmittance, mechanical stability under bending, strong substrate adhesion, surface smoothness, and environmental stability.
08:54
Chronic Implantation of Multiple Flexible Polymer Electrode Arrays
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Cited by 24 •
2019
Described below is a method for implantation of multiple polymer electrode arrays across anatomically distant brain regions for chronic electrophysiological recording in freely moving rats. Preparation and surgical implantation are described in detail, with emphasis on design principles to guide adaptation of these methods for use in other species.
03:47
Implantation of a Flexible Biocompatible Probe in a Glioblastoma Mouse Model
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2025
Source: Lefevre, M. C., et al., Flexible Organic Electronic Devices for Pulsed Electric Field Therapy of Glioblastoma. J. Vis. Exp. (2022)This video demonstrates the implantation of a flexible, biocompatible probe in a glioblastoma mouse model to deliver targeted pulsed electric field therapy for neurotherapeutic applications.
08:15
Fabrication of Fine Electrodes on the Tip of Hypodermic Needle Using Photoresist Spray Coating and Flexible Photomask for Biomedical Applications
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Cited by 5 •
2017
The fabrication method for fine interdigitated electrodes (gap and width: 20 µm) at the tip of a hypodermic needle (diameter: 720 µm) is demonstrated using a spray coating and flexible film photomask in the photolithography process.
03:02
Standard Electrode Potentials
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2020
On comparing the reactivity of silver and lead, it is observed that the two ionic species, Ag+ (aq) and Pb2+ (aq), show a difference in their redox reactivity towards copper: the silver ion undergoes spontaneous reduction, while the lead ion does not. This relative redox activity can be easily quantified in electrochemical cells by a property called cell potential. This property is commonly known as cell voltage in electrochemistry, and it is a measure of the energy which accompanies the charge...
FAQs
At the tissue interface, flexible electrodes translate ionic activity in biological tissue into electrical signals that instrumentation can measure. The same interface can also deliver electrical stimulation in the opposite direction. Their ability to bend, stretch, and conform helps maintain contact as the body moves, which can reduce motion artifacts and support more reliable continuous measurements.
Material selection determines how the interface behaves during use. Conductive metals, polymers, or composite inks provide the electrical pathway, while an elastic substrate allows the device to accommodate bending or stretching. This combination links electrical function with mechanical compliance, enabling the electrode to remain positioned against curved biological surfaces during medical monitoring or stimulation.
Closer conformity to a biological surface can preserve electrode contact during movement and reduce motion artifacts. That matters when signals are tracked continuously, because unwanted changes caused by shifting contact can complicate interpretation. In practical terms, the mechanical behavior of the electrode supports more comfortable, long-term monitoring while helping maintain the quality of recorded physiological information.
In medicine, these devices support wearable electrocardiography, electromyography, neural recording, and biosensing. These applications allow electrical activity or other biological information to be assessed while the interface remains conformal to the body. The same general platform can therefore serve broad physiological monitoring and more specialized recordings, depending on the biological signal or sensing task involved.
Flexible electrodes support therapy by delivering electrical stimulation back to the body through a conformal interface. Their ability to bend, stretch, or follow curved biological surfaces can help maintain contact during use, while the elastic mechanical form may improve comfort. This combination makes them relevant to more targeted therapeutic interfaces rather than monitoring alone.
By combining conformal contact with electrical recording, flexible electrodes can support long-term, real-time assessment of biological activity. Their mechanical compliance helps accommodate body curvature and movement, while reduced motion artifacts can make ongoing measurements more useful. This is especially relevant when medicine requires continuous monitoring rather than a single brief recording, and comfort can help enable extended use.