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Chinese National Standard Category: Medical ultrasound, laser, high-frequency instrument and equipment

English Title: trasonic Doppler foetal heartbeat detector
Chinese Title: 超声多普勒胎儿心率仪
Standard No.: YY 0448-2009
Category No.: C41
Issued by: China Food and Drug Administration
Issued on: 2009-11-25
Implemented on: 2010-12-1
Status: superseded
Superseded by:YY/T 0448-2019 Ultrasonic Doppler fetal heartbeat detector
Superseded on:2020-6-1
Abolished on:
Superseding:YY 0448-2003 Ultrasonic doppler foetal heartbeat detector
Word Count:6000 words
Similar Standards: YY 0846-2011/XG1-2021   YY/T 0773-2010   YY/T 0109-2013   YY/T 0865.1-2011   YY/T 0332-2011   YY/T 0774-2019   DB32/T 4272-2022   YY/T 0460-2009   YY/T 1668-2019   YY/T 1919-2023   YY/T 0937-2022   YY/T 0593-2022   YY 9706.262-2021   GB 9706.202-2021   GB 9706.237-2020   GB 9706.205-2020   YY/T 1676-2020   YY/T 1750-2020   YY/T 1749-2020   YY/T 1767-2021  
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