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SYSTÈME D'INJECTION MÉDICALE
专利权人:
Becton Dickinson France
发明人:
申请号:
EP18207116.7
公开号:
EP3653241A1
申请日:
2018.11.19
申请国别(地区):
EP
年份:
2020
代理人:
摘要:
A medical injection system (1, 100) comprising:(a) a syringe (10) provided with:(i) a barrel (11);(ii) a stopper (12) and(iii) an injection needle (13, 113);(b) a plunger rod (63, 163) in pushing engagement with the stopper (12),(c) an injection lock (50, 150) so as to prevent a relative movement of the plunger rod (63, 163) with respect to the barrel (11); and(d) a needle guard (20, 120) comprising a trigger portion, and configured in sliding engagement with respect to the barrel (11) so as to define a first position covering the injection needle (13, 113) and a second position not covering a predetermined portion of the injection needle (13, 113);wherein the trigger portion is adapted to disengage the injection lock (50, 150) from the plunger rod (63, 163) when the needle guard (20, 120) moves from the first position to the second position.
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