TRANSPARENT AND FLEXIBLE NEURAL ELECTRODE ARRAYS

摘要

Devices for detecting electrical activity in electrically active biological tissues and methods for using the devices are provided. The devices include an electrode array that is configured for implantation on electrically active biological tissue. The electrode array comprises a plurality of electrode sites comprising one or more layers of transparent, electrically conductive graphene disposed on a transparent substrate.

主权项

1. A device for detecting electrical activity in electrically active biological tissue, the device comprising:
a micro-electrode array configured for implantation on the electrically active biological tissue and comprising: a biocompatible, dielectric substrate; a plurality of electrode sites on the biocompatible, dielectric substrate, the electrode sites comprising one or more sheets of electrically conductive graphene; a plurality of electrically conductive contacts on the biocompatible, dielectric substrate; and electrically conductive interconnects connecting the electrode sites to the contacts; wherein the electrode sites and the portion of the substrate on which the neural electrode sites are disposed are transparent in at least a portion of the wavelength range from about 300 to about 2000 nm.