Patent ID: 6112124
Filing Date: 2000-08-29
Classification: A61N

Abstract:
An electrode array (10) adapted for insertion into a scala tympani of a cochlea for nerve stimulation comprising:a flexible body (15);a multiplicity of spaced-apart, electrode contacts (20) carried by said body, each electrode contact having a wire connected thereto through which electrical contact with each electrode contact is established, the wires being embedded within the flexible body; anda plurality of fins (100, 110, 120) attached to the flexible body, the fins comprising permanent, compliant, dielectric material that projects from said body, the outside dimension of said array plus said fins being equal to or greater than the typical cross-section of the scala tympani in which said electrode array is adapted to be inserted;wherein the number of electrode contacts carried by said flexible body comprises at least six, and wherein at least one fin resides between each adjacent electrode contact.