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Needle protection device with a blocked protective position
专利权人:
Christian Gratwohl
发明人:
Christian Gratwohl,Martin Wymann
申请号:
US12399712
公开号:
US08647307B2
申请日:
2009.03.06
申请国别(地区):
US
年份:
2014
代理人:
摘要:
A needle protection device including a needle holder for operable coupling to an injection device and from which an injection needle projects, a blocking device which projects from the needle holder and is radially distanced from the injection needle, a needle protection element which can be moved into a first position and, from the first position, to a protection position in which it surrounds the injection needle, and which can be blocked from leaving the protection position by the blocking device, and a safety member arranged between the injection needle and the needle protection element in such a way that it can be displaced in relation to the injection needle, wherein the needle protection element includes an engagement element and the safety member includes a counter-element, the engagement element and counter-element mutually engaging when the needle protection element is moved into the first position, the needle protection element thereby entraining the safety member during movement of the needle protection element into the protection position.
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中国工程科技知识中心
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