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ASSEMBLAGE D'AIGUILLE AVEC CHAMBRE DE RETOUR POUR COLLECTER DU SANG OU D'AUTRES ÉCHANTILLONS LIQUIDES
专利权人:
Poly Medicure Limited
发明人:
申请号:
EP15795225.0
公开号:
EP3038534A1
申请日:
2015.10.23
申请国别(地区):
EP
年份:
2016
代理人:
摘要:
Needle assembly (10) for collecting blood or other liquid samples for discharge into a container, the needle assembly comprising: a housing (12), a first needle hub (18) provided by said housing, a first hollow needle (20) portion mounted to said first needle hub and extending from said first needle hub in a distal direction, the first needle having a sharpened first needle tip (22), a second needle hub (30) provided by said housing, a second hollow needle (32) portion mounted to said second needle hub and extending from said second needle hub in a proximal direction, opposite to said distal direction, wherein a hollow flashback chamber is arranged within the housing between the first needle (20) portion and the second needle (32) portion, wherein the flashback chamber communicates with the inner lumen provided within the first and second hollow needle portion, wherein the housing is formed from transparent material at least in a region close to the flashback chamber, wherein the flashback chamber is connected to the atmosphere by a passage and wherein a filter (94) is provided within the passage, wherein the filter (94) is designed such that it is permeable for air to pour out of the flashback chamber into the atmosphere but prevents blood or other liquid samples contained in the flashback chamber from pouring out through an opening into the atmosphere.L'invention concerne un assemblage d'aiguille (10) pour collecter du sang ou d'autres échantillons liquides pour la décharge dans un récipient, l'assemblage d'aiguille (10) comprenant : un boîtier (12), un premier raccord d'aiguille (18) fourni par ledit boîtier (12), une première partie d'aiguille creuse (20) montée sur ledit premier raccord d'aiguille (18) et s'étendant depuis ledit premier raccord d'aiguille (18) dans une direction distale, la première aiguille (20) ayant une première pointe d'aiguille effilée (22), un second raccord d'aiguille (30) fourni par ledit boîtier (12), une seconde partie d'aiguille creu
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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