NEMA UD 3 2004 Edition, January 1, 2004
STANDARD FOR REAL-TIME DISPLAY OF THERMAL AND MECHANICAL ACOUSTIC OUTPUT INDICES ON DIAGNOSTIC ULTRASOUND EQUIPMENT
Includes all amendments and changes through Reaffirmation Notice , 2009
Additional Comments: REVISION 2 * INCORPORATES ERRATA
Published By:National Electrical Manufacturers Association (NEMA)
This voluntary standard applies to diagnostic ultrasound equipment that is intended for use on humans, and is capable of exceeding a thermal index of 1.0, or a mechanical index of 1.0.