Kinetec Maestra Hand | Wrist CPMHelp prevent post operative joint stiffness with the Kinetec Maestra Hand and Wrist CPM Machine. Its patented drive mechanism allows continuous motion that matches the natural physiological spiral of flexion. This lightweight, easily transportable unit also features variable speed control, variable range of motion, and a pivoting palm support for increased comfort, while its easy to use cursors protect healing tissue by limiting range of motion.