FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 List of symbols
5 Ultrasonic field specifications
6 Conditions of measurement
and test equipment used
7 Type testing reference
procedures and measurements
8 Routine measurement procedure
9 Sampling and uncertainty
determination
Annex A (informative) - Guidance
for performance and safety
Annex B (normative) - Raster
scan measurement and
analysis procedures
Annex C (normative) - Diametrical
or line scan measurement
and analysis procedures
Annex D (informative) - Rationale
concerning the beam
cross-sectional area
definition
Annex E (informative) - Factor
used to convert the
beam cross-sectional area
(A[BCS]) at the face of the
treatment head to the
effective radiating area
(A[ER])
Annex F (informative) - Determining
acoustic power through
radiation force measurements
Annex G (informative) - Validity of
low-power measurements of
the beam crosssectional
area (A[BCS])
Annex H (informative) - Influence
of hydrophone effective
diameter
Annex I (informative) - Effective
radiating area measurement
using a radiation force
balance and absorbing
apertures
Annex J (informative) - Guidance
on uncertainty determination
Bibliography
Annex ZA (normative) - Normative
references to international
publications with their
corresponding European
publications