BS EN 61689:2013 PDF

1   Scope This International Standard is applicable to ultrasonic equipment designed for physiotherapy containing an ultrasonic transducer generating continuous or quasi- continuous wave ultrasound in the frequency range 0,5 MHz to 5 MHz. This standard only relates to ultrasonic physiotherapy equipment employing a single plane non-focusing circular transducer per treatment head , producing static beams perpendicular to the face of the treatment head .

This standard specifies:

• methods of measurement and characterization of the output of ultrasonic physiotherapy equipment based on reference testing methods;

• characteristics to be specified by manufacturers of ultrasonic physiotherapy equipment based on reference testing methods;

• guidelines for saf et y of the ultrasonic field generated b y ultrasonic physiotherapy equipment ;

• methods of measurement and characterization of the output of ultrasonic physiotherapy equipment based on routine testing methods;

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