Patent ID: 8326438

Claim:
Apparatus for applying current to a nerve, comprising: an electrode assembly, which comprises: a housing, adapted to be placed around the nerve; and two or more cathodes, which are electrically shorted to one another and fixed to the housing at respective different cathodic longitudinal locations, and one or more anodes, fixed to the housing at respective anodal longitudinal locations, such that (a) no anodes are positioned longitudinally between the two or more cathodes, and (b) if the one or more anodes include a plurality of anodes, no cathodes are positioned longitudinally between the anodes; and a control unit, which is coupled to the cathodes and the one or more anodes, and which is configured to drive the cathodes to apply respective cathodic currents to the nerve, and the one or more anodes to apply respective anodal currents to the nerve.