Open-source Toolkit: Benchtop Carbon Fiber Microelectrode Array for Nerve Recording

作者： Julianna M. Richie1, Paras R. Patel1, Elissa J. Welle1, Tianshu Dong2, Lei Chen3, Albert J. Shih2, Cynthia A. Chestek1,4,5,6 1Department of Biomedical Engineering,University of Michigan, Ann Arbor, 2Department of Mechanical Engineering,University of Michigan, Ann Arbor, 3Department of Mechanical Engineering,University of Massachusetts Lowell, 4Department of Electrical Engineering and Computer Science,University of Michigan, Ann Arbor, 5Neuroscience Graduate Program,University of Michigan, Ann Arbor, 6Robotics Graduate Program,University of Michigan, Ann Arbor

简介：

Overview

This article describes the fabrication methodology for customizable carbon fiber electrode arrays used for in vivo recording in nerve and brain. The simplicity of the manufacturing process allows researchers to create neural arrays without the need for cleanroom experience.

Key Study Components

Area of Science

• Neuroscience
• Electrophysiology

Background

• Carbon fiber electrodes are smaller than neurons.
• They cause minimal damage to tissues.
• Manufacturing can be done with minimal specialized equipment.
• The technique is accessible for researchers without cleanroom experience.

Purpose of Study

• To provide a methodology for creating customizable neural electrode arrays.
• To simplify the process of electrode fabrication for researchers.
• To enhance the accessibility of in vivo recording techniques.

Methods Used

• Fabrication of carbon fiber electrode arrays.
• Use of silver epoxy for electrode assembly.
• Manual manipulation of carbon fibers.
• Practice in fine motor control for precise placement.

Main Results

• The described methodology allows for the customization of neural arrays.
• Users can successfully create electrodes with practice.
• The technique minimizes tissue damage during recordings.
• Accessibility is improved for researchers in various settings.

Conclusions

• Customizable carbon fiber electrode arrays can be effectively fabricated.
• The simplicity of the process encourages broader use in neuroscience research.
• Further practice can enhance the precision of electrode placement.

Frequently Asked Questions