ULTRASONICS - PHYSIOTHERAPY SYSTEMS - FIELD SPECIFICATIONS AND METHODS OF MEASUREMENT IN THE FREQUENCY RANGE 0,5 MHZ TO 5 MHZ
International Electrotechnical Committee
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 cross-sectional 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
Pertains 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.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 87 |
| Supersedes |
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