Patent ID: 9056196
Filing Date: 2015-06-16
Classification: A61N,B23K,C25D,H01R,Y10T

Abstract:
1. A cochlear lead comprising: a flexible body; a plurality of electrode assemblies partially embedded in the flexible body, the plurality of electrode assemblies being configured to stimulate an auditory nerve from within a cochlea, each of the electrode assemblies comprising: a support structure comprising flexible electrically-conductive material comprising a central aperture and two wing tabs disposed on opposite sides of the central aperture, wherein the two wing tabs are folded toward each other to partially surround the electrical connections running along the flexible body to each of the electrode assemblies; and an electrical pad disposed on the support structure between the two wing tabs and positioned to contact cochlear fluids and tissues through the central aperture, in which an exterior surface of the pad exposed to cochlear fluid and tissue is a different material or morphology than the electrode assemblies.