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CRAYON D'INJECTION MULTI-USAGE JETABLE
专利权人:
BECTON DICKINSON AND COMPANY
发明人:
QUINN, MICHAEL,CRONENBERG, RICHARD
申请号:
EP12757996
公开号:
EP2686041A4
申请日:
2012.03.15
申请国别(地区):
EP
年份:
2014
代理人:
摘要:
A medication injection pen (51) includes a housing (1) and a dose set knob (2) having at least one internal tooth (22). A brake member (5) has a plurality of axially extending splines (52). A driver or setback member (9) includes at least one external tooth (92) engaging the at least one internal tooth (22) of the dose set knob (2) and at least one ratchet arm (96) engaging the plurality of axially extending splines (52). The driver (9) is prevented from rotating with the dose set knob (2) while moving axially with the dose set knob (2) during dose setting and dose correcting, and the driver (9) rotates with the dose set knob (2) during an injection.
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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