A flexible circuit electrode array comprising: a polymer base layer metal traces deposited on said polymer base layer, including electrodes suitable to stimulate neural tissue a polymer top layer deposited on said polymer base layer and said metal traces and a central opening in the area of the metal traces. A flexible circuit electrode array comprising: a polymer base layer metal traces deposited on said polymer base layer, including electrodes suitable to stimulate neural tissue a polymer top layer deposited on said polymer base layer and said metal traces and a soft polymer filling an attachment point. A flexible circuit electrode array comprising: a polymer base layer metal traces deposited on said polymer base layer, including electrodes suitable to stimulate neural tissue a polymer top layer deposited on said polymer base layer and said metal traces and a hump to avoid a touching of the flexible electrode array and the optic nerve.
