Short wave diathermy machine commonly referred as Shortwave Diathermy or SWD Physiotherapy equipment or just SW Diathermy. Use of Short wave diathermy (SWD Machine) is very common in physiotherapy for Joint related problems. Short wave diathermy machine generates heat through high-frequency electromagnetic energy. Short wave diathermy therapy is applied in pulsed or continuous energy waves. SWD physiotherapy machine is used to treat pain and muscle spasms like sprains, bursitis.