Ultrasound It is a therapeutic treatment using high frequency sound waves administered in the region of soft tissue. Ultrasound waves penetrate the tissues deep in the body creating a heat response. These vibrations and heat help break down and disperse unhealthy calcium and other hard tissue accumulations. Ultrasound treatment can usually be administered directly to the area of complaint. The rise in temperature, increases blood flow, relaxes muscle spasms, massages damaged tissues, and speeds the healing process.