The devices and methods generally relate to treatment of occluded body lumens. In particular, the present devices and methods relate to removal of the occluding material from the blood vessels as well as other body lumens. The devices may include a catheter and a cutter assembly, where the cutter assembly has a distal cutter and a proximal cutter. The devices may also include a drive mechanism, a torque shaft, a deflecting mechanism and a torque control mechanism. The torque control mechanism may sweep the cutter assembly when the cutter assembly is deflected.
