RT Book, Section A1 Starkey, Chad SR Print(0) ID 1163450548 T1 Deep-Heating Agents: Introduction T2 Therapeutic Modalities, 4e YR 2013 FD 2013 PB F. A. Davis Company PP New York, NY SN 9780803625938 LK fadavisat.mhmedical.com/content.aspx?aid=1163450548 RD 2024/09/14 AB This section describes therapeutic ultrasound, a modality that uses acoustical energy, and shortwave diathermy, an electrical modality that produces radio waves, which produce heat deep within the body's tissues. The physics, biophysical effects, and clinical application of each modality are described.