Nerve Wrapping Electrode
Nerve Wrapping Electrode - Related Videos
03:45
Fabrication of Flat-Interface Nerve Electrodes for Recording Neural Activity
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2025
This video demonstrates the fabrication of a flat nerve-wrapping electrode. It showcases the integration of shielding metal and precise polymer layering for an effective recording surface. The process involves attaching, curing, trimming, and cutting polymer layers for optimal nerve contact and accurate signal recording.
02:00
Vagus Nerve Stimulation via Chronically Implanted Peripheral Nerve Cuff Electrodes in Rats
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2025
Source: Sanchez, C. A., et al. Preparation of Peripheral Nerve Stimulation Electrodes for Chronic Implantation in Rats. J. Vis. Exp. (2020).This video demonstrates vagus nerve stimulation in an awake rat. A rat with an implanted chronic peripheral nerve cuff electrode and trained in a lever press task is connected to a stimulus generator via an implanted head cap. The vagus nerve is stimulated immediately after each successful lever press, resulting in the expansion of the motor map.
09:35
Fabrication of High Contact-Density, Flat-Interface Nerve Electrodes for Recording and Stimulation Applications
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Cited by 24 •
2016
This article provides a detailed description on the fabrication process of a high contact-density flat interface nerve electrode (FINE). This electrode is optimized for recording and stimulating neural activity selectively within peripheral nerves.
02:46
Automated Periodic Stimulation Electrode Installation: A Technique to Surgically Implant An Automated Stimulation Device on the Vagus Nerve in a Porcine Model
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2025
In this video, we demonstrate the procedure for the installation of an automated periodic stimulation electrode on the vagus nerve for monitoring nerves during thyroid surgeries in a porcine model. This helps in the correct identification of the target nerve during surgical procedures.
09:39
Preparation of Peripheral Nerve Stimulation Electrodes for Chronic Implantation in Rats
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Cited by 6 •
2020
Existing approaches for constructing chronically implantable peripheral nerve cuff electrodes for use in small rodents often require specialized equipment and/or highly trained personnel. In this protocol we demonstrate a simple, low-cost approach for fabricating chronically implantable cuff electrodes, and demonstrate their effectiveness for vagus nerve stimulation (VNS) in rats.
FAQs
Conductive contacts detect voltage changes associated with axonal signaling when the interface is used for recording. When configured for stimulation, the same surrounding arrangement can generate electrical activity directed toward the nerve. This dual function allows researchers to examine naturally occurring peripheral nerve activity and apply controlled neuromodulation within one interface design.
Alignment keeps the conductive contacts positioned around the nerve so they can consistently detect or generate electrical changes in the intended region. The wrap also supports a stable relationship between the interface and nerve while being designed to limit mechanical compression. These structural features matter because both contact position and physical interaction can affect neural access.
A Nerve Wrapping Electrode accesses peripheral nerve activity from around the nerve rather than placing contacts into the nerve itself. This distinction changes how the interface relates physically to neural tissue while preserving two important capabilities: recording electrical activity and delivering targeted stimulation. The surrounding configuration is therefore useful when the experimental design requires external access to a nerve.
Contact placement, wrap alignment, and the degree of mechanical compression are central design considerations. Conductive contacts must remain associated with the intended nerve region, while the wrap must maintain that relationship without exerting excessive pressure. Together, these features influence how effectively the interface accesses axonal signaling and supports targeted electrical stimulation.
A typical workflow begins by positioning the wrap around the selected peripheral nerve and aligning its conductive contacts with the nerve. The interface is then used either to detect voltage changes associated with axonal signaling or to deliver targeted electrical stimulation. Researchers can select the operating mode according to whether they are studying nerve activity or neuromodulation.
Recordings can provide access to electrical activity associated with axonal signaling in peripheral nerves. In neuroscience studies, that activity can help examine peripheral nerve function and pathways carrying sensory or motor information. Because peripheral nerves participate in brain-body communication, these measurements also support investigations of how neural signals travel between the nervous system and the body.
These interfaces support studies of sensory and motor pathways, peripheral nerve function, and brain-body communication. They also contribute to neuromodulation research, in which targeted stimulation is examined as a way to regulate neural function. Beyond basic studies, the approach informs development of bioelectronic prostheses, assistive devices, and therapeutic strategies aimed at restoring or regulating neural function.