| US 7,571,011 B2 | ||
| Adherent metal oxide coating forming a high surface area electrode | ||
| Dau Min Zhou, Saugus, Calif. (US); Robert J. Greenberg, Los Angeles, Calif. (US); and Neil H. Talbot, Montrose, Calif. (US) | ||
| Assigned to Second Sight Medical Products, Inc., Sylmar, Calif. (US) | ||
| Filed on Sep. 05, 2003, as Appl. No. 10/655,772. | ||
| Claims priority of provisional application 60/467789, filed on May 01, 2003. | ||
| Prior Publication US 2004/0220652 A1, Nov. 04, 2004 | ||
| Int. Cl. A61N 1/05 (2006.01) | ||
| U.S. Cl. 607—116 [607/115] | 10 Claims |
| 1. An implantable electrode comprising:
an electrode body having a substrate surface; and
a first surface coating on said substrate surface, said first surface coating comprised of platinum gray;
a second surface coating over said first surface coating, said second surface coating comprised of a gradient composition,
said gradient composition further comprised of alternating layers including a plurality of platinum layers and a plurality
of iridium oxide layers.
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