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Scaling limitations of laser-fabricated nerve electrode arrays.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference (2009-01-24)
Christian Henle, Martin Schuettler, Juan S Ordonez, Thomas Stieglitz
ABSTRACT

A laser technology for manufacturing implantable electrode arrays, using spin-on polydimethylsiloxane (PDMS) and platinum foil as materials, was investigated in respect to its scaling limitations. The following aspects were analyzed: Minimal width and centre-to-centre distance of platinum tracks, the ability of spin-on PDMS to flow between platinum tracks with very narrow gaps and the electrical insulation properties of thin spin-coated PDMS.

MATERIALS
Product Number
Brand
Product Description

Platinum, foil, 8mm disks, thickness 0.0125mm, as rolled, 99.95%
Platinum, foil, 25x25mm, thickness 0.1mm, as rolled, 99.99+%