Microfabricated Ceramic Sensor Arrays for Direct Interfacing to Deep Brain Structures in Primates

T. D. Coates, R. Hampson, S. Deadwyler, G. A. Gerhardt

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

In this article we demonstrate the use of microfabricated ceramic based multisite microelectrodes for electrophysiological recordings from primate hippocampus. These electrodes possess superior strength and signal-to-noise characteristics than previous micro-array designs fabricated on silicon substrates. Because of their superior strength long probes can be fashioned which are capable of penetrating into deep brain structures. Additionally, the ceramic substrate eliminates several problems including cross-talk between microelectrodes and high background currents that have plagued prior silicon substrate based designs.

Original languageEnglish
Pages (from-to)3694-3697
Number of pages4
JournalAnnual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings
Volume4
StatePublished - 2003
EventA New Beginning for Human Health: Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society - Cancun, Mexico
Duration: Sep 17 2003Sep 21 2003

Keywords

  • Brain-Computer Interface
  • Electrochemistry
  • Electrophysiology
  • Microelectrodes
  • Sensors

ASJC Scopus subject areas

  • Signal Processing
  • Biomedical Engineering
  • Computer Vision and Pattern Recognition
  • Health Informatics

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