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YY 0449-2003Ultrasonic Doppler foetal monitor (English PDF)

超声多普勒胎儿监护仪

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Issued by

NMPA

Level / Type

Industry · Mandatory

Issue date

February 9, 2003

Implementation date

September 1, 2003

Scope

YY 0449-2003 is the English-translated version of 超声多普勒胎儿监护仪.

YY 0449-2003 is the Chinese pharmaceutical industry standard covering ultrasonic Doppler foetal monitor. It was issued on 9 February 2003 and has been in force since 1 September 2003, replacing YY 0164-1994.

The document is under the responsibility of the National Medical Products Administration. This page is published from the official record of the 2003 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 0449-2003

National Standard of the People's Republic of China

Replacing: YY 0164-1994

Issued by: National Medical Products Administration of the People's Republic of China

[Preview only]
1 Scope
2 Normative References
2.1 Terms
3 Terms and Definitions
4 Overview
4.1 General requirements
5 Technical Requirements
6 Calibration conditions
6.1 Environmental conditions
6.2 Measurement standards and other equipment
7 Calibration items and calibration methods
7.1 Calibration Items
7.2 Calibration method
8 Expression of calibration results
9 Recalibration interval

1 Foreword

YY 0449-2003 was issued by National Medical Products Administration of the People's Republic of China on 9 February 2003 and has been in force since 1 September 2003.

The YY prefix, without a suffix, marks a mandatory standard: within its scope, compliance is required.

The document runs to 15 pages in English translation.

2 Scope Preview

YY 0449-2003 carries no ICS number and no Chinese Standard Classification code.

This catalogue holds 944 other YY standards.

Of the 199 YY standards that do carry an ICS number, 198 (99%) 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 Related standards

Other editions:

YY 0449-2018 (later edition)

YY 0449-2009 (later edition)

Standards on related subjects:

YY/T 0593-2022 — Transcranial doppler ultrasound system

YY 0307-2022 — Laser therapeutic equipment - Nd: YAG laser therapeutic equipment

YY 0592-2016 — High intensity focused ultrasound therapy system

YY/T 0448-2019 — Ultrasonic Doppler fetal heartbeat detector

YY/T 0458-2014 — Technical requirements for ultrasonically blood-mimicking Doppler phantom

5 Classification and status

Chinese Standard Classification (CCS): C 41

Prefix YY: mandatory standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Similar standards

YY 0448-2009|YY 0448-2003|YY 0164-1994|YY/T 0449-2018|YY/T 1481-2016|YY/T 0749-2009

Editions of YY 0449

Edition	Title	Revision	Status
YY 0449-2003	Ultrasonic Doppler foetal monitor	current edition	Current
YY 0164-1994	Ultrasonic Doppler foetal monitor	previous edition	Superseded

This page sells the current edition, YY 0449-2003. Earlier editions are listed for reference only.

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