• Effective complex rehabilitation through self-assisted, active, resistance, and functional exercises of the crurotalar joint. • Knee rehabilitation through self-assisted, active and resistance flexion and extension • Self-assisted exercising allows the therapist to supervise more than just one patient at a time • Patient defines his/her pain threshold and the device can be set according to ensure the safety and comfort • Elastic resistance • Simple to use and mobile due to the wheels installed on the mainframe