A neuromodulation catheter, comprising:an elongate shaft including—a first segment made at least partially of a first shape-memory alloy having a first shape-memory transformation temperature range, anda second segment made at least partially of a second shape-memory alloy having a second shape-memory transformation temperature range lower than the first shape-memory transformation temperature range, the second segment being proximal to the first segment along a longitudinal axis of the shaft; anda neuromodulation element operably connected to the shaft via a distal end portion of the shaft.