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NEEDLE PROTECTION DEVICE COMPRISING A DISTAL PROTECTION ELEMENT AND A PROXIMAL PROTECTION ELEMENT
专利权人:
Christian Gratwohl
发明人:
Christian Gratwohl,Marc Lanz,Urs Widmer,Martin Wymann
申请号:
US13252647
公开号:
US20120179110A1
申请日:
2011.10.04
申请国别(地区):
US
年份:
2012
代理人:
摘要:
A needle protection device detachably fixed to an injection appliance includes a needle, a needle holder from which a needle injection section of the needle projects distally and a needle connection section of the needle projects proximally, a distal needle protection element connected to the needle holder movable in the distal direction from a release position to a protection position and arranged behind the needle injection section in the release position and overlapping the needle injection section and distal end of the injection needle in the protection position, a proximal needle protection element connected to the needle holder movable from a release position and arranged behind the needle connection section into a protection position and overlapping the needle connection section and proximal end of the injection needle, and a blocking device which blocks movement of the proximal needle protection element from the protection position into the release position.
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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