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Related Experiment Video

Updated: Jun 26, 2026

Interfacing 3D Engineered Neuronal Cultures to Micro-Electrode Arrays: An Innovative In Vitro Experimental Model

Interfacing 3D Engineered Neuronal Cultures to Micro-Electrode Arrays: An Innovative In Vitro Experimental Model

Published on: October 18, 2015

A compact architecture for three-dimensional neural microelectrode arrays.

Gayatri E Perlin¹, Kensall D Wise

¹Center for Wireless Integrated MicroSystems, Department of Electrical Engineering and Computer Science, The University of Michigan, Ann Arbor, MI 48109, USA. geadara@umich.edu

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference

|January 24, 2009

Summary

This summary is machine-generated.

Researchers developed a novel 3D neural interface architecture using 2D arrays. This compact, flexible design enables high-density neural recordings with a minimal footprint, advancing brain-computer interfaces.

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Last Updated: Jun 26, 2026

Interfacing 3D Engineered Neuronal Cultures to Micro-Electrode Arrays: An Innovative In Vitro Experimental Model

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Anatomically Inspired Three-dimensional Micro-tissue Engineered Neural Networks for Nervous System Reconstruction, Modulation, and Modeling

Anatomically Inspired Three-dimensional Micro-tissue Engineered Neural Networks for Nervous System Reconstruction, Modulation, and Modeling

Published on: May 31, 2017

Area of Science:

Neuroscience
Biomedical Engineering
Materials Science

Background:

Existing neural interfaces face limitations in size, flexibility, and density.
Achieving high-resolution interfacing with neural tissue remains a challenge.

Purpose of the Study:

To present a new architecture for 3D electronic interfaces to the nervous system.
To overcome limitations of current neural interface technologies.
To enable flexible electrode configurations with minimal size overhead.

Main Methods:

Development of a novel architecture for 3D neural interfaces.
Utilizing planar microfabricated 2D arrays.
Demonstration of a 64-channel (4x4x4) 3D array with sites on 100 micrometer centers.

Main Results:

The new architecture enables flexible electrode configurations.
A 64-channel 3D array was successfully demonstrated.
The device interfaces with a tissue volume less than 0.1 mm³.
The 1 mm² footprint is the smallest reported for such a device.

Conclusions:

The presented architecture offers a significant advancement in neural interface technology.
This approach allows for high-density neural recording in a compact form factor.
The minimal footprint and flexible configuration open new possibilities for neuroscience research and clinical applications.