CPM is useful to treat joints of the lower limb after an injury, disease or following surgery. Based on a concept orginated by SALTER IN 1970, this device has varied applications namely treatment of Intra­articular fractures, septic arthritis, ligaments tendon healing and also following total joint replacement to ensure a sufficient range of motion.

To prevent stiffening, the joints have to be moved continuously which results In the following:
a   Minimise swelling and Pain after operation.
b   Ensures faster recovery and shortened hospital stay,
c  Prevents extraarticular contractures and adhesions.