YY/T 91288-1999Methods of measuring the pulse acoustic intensity of ultrasonic diagnostic equipment for medical use (English PDF)
医用超声诊断仪的脉冲声强测量方法
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Issued by
NMPA
Level / Type
Industry · Recommended
Issue date
September 20, 1986
Implementation date
March 1, 1987
Scope
YY/T 91288-1999 is the English-translated version of 医用超声诊断仪的脉冲声强测量方法.
YY/T 91288-1999 is the Chinese pharmaceutical industry standard covering methods of measuring the pulse acoustic intensity of ultrasonic diagnostic equipment for medical use.
It was issued on 20 September 1986 and has been in force since 1 March 1987, as a first edition. The document is under the responsibility of the National Medical Products Administration.
This page is published from the official record of the 1999 edition. The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.
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Document preview — YY/T 91288-1999
National Standard of the People's Republic of China
Issued by: National Medical Products Administration of the People's Republic of China
Contents
- [Preview only]
- 1 Scope
- 2 Normative References
- 3 Terms and definitions
- 4 Requirements
- 4.1 Chemical composition
- 4.2 Biocompatibility
- 4.3 Performance of tomographic images
- 5 Observation
- 6 Result Assessment
- 7 Marking
- 8 Test report
- 9 Sample processing
1 Foreword
YY/T 91288-1999 was issued by National Medical Products Administration of the People's Republic of China on 20 September 1986 and has been in force since 1 March 1987.
The YY/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.
The document runs to 15 pages in English translation.
2 Scope Preview
YY/T 91288-1999 carries no ICS number and no Chinese Standard Classification code.
This catalogue holds 2,111 other YY/T standards.
Of the 977 YY/T standards that do carry an ICS number, 960 (98%) fall under ICS 11, in the field of health care technology.
3 About this standard
Issued by: National Medical Products Administration of the People's Republic of China
English translation: about 15 pages
4 Classification and status
Prefix YY/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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