The invention provides an implantable electrode lead for facilitating electrical stimulation of tissue of a patient, the electrode lead comprising a lead body having a distal end； an electrode attached to the distal end of the lead body, the electrode comprising a plurality of stimulation elements formed of an electrically conductive material； and at least one insulative element formed of an electrically non-conductive material； wherein the stimulation elements and the at least one insulative element are joined together to form a stacked column of alternating stimulation and insulative elements； a plurality of electrically conductive wires extending through the lead body, each wire coupled to one of the stimulation elements； and a tissue anchor configured to facilitate anchoring the electrode to tissue of the patient, wherein each of the stimulation elements comprises a body having first and second ends； and each of the at least one insulative elements comprises a body having first and second ends that are respectively configured to interconnect with the second and first ends of the body of one of the stimulation elements.
