Smart Therapeutic Device for Knee Osteoarthritis is designed for the prevention and treatment of early-stage knee OA and related syndrome. Traditional therapies are around the knee and the recovered results are still limited. This project is an easy-to-use medical device, which is promising to become the new solution for releasing knee symptoms. The technologies of this device main covered different kinds of treatments of OA. With combination therapy, this device can apply for different requirements of knee problems and can focus on a special case, then got the best effects.