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Superseded

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BS EN 61689 - ULTRASONICS - PHYSIOTHERAPY SYSTEMS - FIELD SPECIFICATIONS AND METHODS OF MEASUREMENT IN THE FREQUENCY RANGE 0,5 MHZ TO 5 MHZ

Available format(s)

Hardcopy , PDF

Superseded date

31-05-2013

Language(s)

English

Publisher

British Standards Institution

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) - The 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
Annex K (informative) - Bibliography

BS EN 61689.

Committee	EPL/87
DocumentType	Draft
Pages	64
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 61689:2013

IEC 62127-1:2007+AMD1:2013 CSV	Ultrasonics - Hydrophones - Part 1: Measurement and characterizationof medical ultrasonic fields up to 40 MHz
IEC 60601-2-5:2009	Medical electrical equipment - Part 2-5: Particular requirements for the basic safety and essential performance of ultrasonic physiotherapy equipment
IEC 61161:2013	Ultrasonics - Power measurement - Radiation force balances and performance requirements
IEC 60601-1:2005+AMD1:2012 CSV	Medical electrical equipment - Part 1: General requirements for basic safety and essential performance
IEC TR 60854:1986	Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment
IEC 60469-1:1987	Pulse techniques and apparatus. Part 1: Pulse terms and definitions
IEC 60050-801:1994	International Electrotechnical Vocabulary (IEV) - Part 801: Acoustics and electroacoustics
IEC 62127-3:2007+AMD1:2013 CSV	Ultrasonics - Hydrophones - Part 3: Properties of hydrophones for ultrasonic fields up to 40 MHz
ISO/IEC Guide 98-3:2008	Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)