Device for stimulating the spinal cord

Means (100-300) comprising: - a generator unit (1) for generating electrical stimulation signals, and - a spinal cord stimulation unit (2) with a plurality of stimulation contact surfaces (11-14) which are of the generator unit (1) fed with the stimulation signals, wherein - at least two of the stimulation contact surfaces (11-14) are arranged offset in the transverse direction to the course of the spinal cord.