A peripheral nerve electrode array for a peripheral nerve, the electrode array comprising: a lead, a distal end of the lead branching into at least first, second and third branch portions; a first electrode mounting device connected to the first branch portion and comprising a first pair of electrodes, the first pair of electrodes comprising two first electrodes located proximate each other along a longitudinal axis of the electrode array; wherein the first electrode mounting device is adapted to clamp to the peripheral nerve to electrically interface the first pair of electrodes with the peripheral nerve; a second electrode mounting device connected to the second branch portion and comprising a second pair of electrodes, the second pair of electrodes comprising two second electrodes located proximate each other along the longitudinal axis of the electrode array; wherein the second electrode mounting device is adapted to clamp to the peripheral nerve to electrically interface the second pair of electrodes with the peripheral nerve; and a third electrode mounting device connected to the third branch portion and comprising a third pair of electrodes, the third pair of electrodes comprising two third electrodes located proximate each other along the longitudinal axis of the electrode array; wherein the third electrode mounting device is adapted to clamp to the peripheral nerve to electrically interface the third pair of electrodes with the peripheral nerve, wherein the first, second and third pairs of electrodes (111, 121, 131) are spaced from each other along the longitudinal axis of the electrode array, and wherein the second pair of electrodes is located between the first and third pairs of electrodes (111, 131), wherein the first, second, and third branch portions (104, 105, 106) are resiliently flexible and configured such that the orientation and spacing of each of the first, second, and third electrode mounting devices (110, 120, 130) relative to each other is predetermined. a lead, a distal end of the lead branching into at least first, second and third branch portions; a first electrode mounting device connected to the first branch portion and comprising a first pair of electrodes, the first pair of electrodes comprising two first electrodes located proximate each other along a longitudinal axis of the electrode array; wherein the first electrode mounting device is adapted to clamp to the peripheral nerve to electrically interface the first pair of electrodes with the peripheral nerve; a second electrode mounting device connected to the second branch portion and comprising a second pair of electrodes, the second pair of electrodes comprising two second electrodes located proximate each other along the longitudinal axis of the electrode array; wherein the second electrode mounting device is adapted to clamp to the peripheral nerve to electrically interface the second pair of electrodes with the peripheral nerve; and a third electrode mounting device connected to the third branch portion and comprising a third pair of electrodes, the third pair of electrodes comprising two third electrodes located proximate each other along the longitudinal axis of the electrode array; wherein the third electrode mounting device is adapted to clamp to the peripheral nerve to electrically interface the third pair of electrodes with the peripheral nerve, wherein the first, second and third pairs of electrodes (111, 121, 131) are spaced from each other along the longitudinal axis of the electrode array, and wherein the second pair of electrodes is located between the first and third pairs of electrodes (111, 131), wherein the first, second, and third branch portions (104, 105, 106) are resiliently flexible and configured such that the orientation and spacing of each of the first, second, and third electrode mounting devices (110, 120, 130) relative to each other is predetermined.