The invention relates a system for medical stimulation. The system comprises a first processing unit, a cache memory, and a package. This invention provides, in certain embodiments, methods for using a thionin, either alone or in combination with an interleukin, for stimulation of the immune system. The method compares a representative bias current indicator from a replica of an input buffer with a reference current to determine variations in biasing current of at least one input buffer. The angle position of the work shaft and the drive shaft can be freely selected in the first coupling position. The lever has a first end pivoted in correspondence with a peripheral rib, a second end, which functions as a gripper element, disposed in substantial correspondence with the central zone, and an intermediate zone between the two ends, wherein the lever is connected to the stopper.