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MEDICAMENT DELIVERY DEVICE
专利权人:
SHL GROUP AB
发明人:
HOLMQVIST, ANDERS,洪 安德斯,洪 安德斯
申请号:
TW098142194
公开号:
TWI391157B
申请日:
2009.12.10
申请国别(地区):
TW
年份:
2013
代理人:
摘要:
The present invention relates to a medicament delivery device (10) comprising a front housing (12) and a rear housing (14) connected to each other a medicament container (18) disposed within the front housing (12), wherein the container (18) has a front opening with or for a delivery member for delivering the medicament therethrough and at least one movable stopper (25) and a compression spring (26) having a predetermined compressed length and a predetermined outer diameter, wherein the compressed length is the length of the spring when it is in a pre-tensioned state wherein the device further comprises a first guide means comprising a front part (28) having a predetermined first length (61), a middle part (42) having a predetermined second length (62), and a rear part (34) having a predetermined third length (63), wherein said predetermined third length corresponds to the predetermined compressed length of the compression spring, wherein the front part (28) is arranged to be in contact with the movable stopper (25), wherein the middle part comprises an annular ledge (41) and first lock-release means (43), and wherein the rear part (34) is fully surrounded by the compression spring when it is in its pre-tensioned state and a second guide means which constitutes a generally tubular inner wall (32) of the rear housing (14) having a predetermined fourth length (64), a rear end surface (31), a predetermined inner diameter, and second lock-release means, wherein the predetermined fourth length corresponds to the predetermined second (62) and the predetermined third (63) lengths together, and wherein the predetermined inner diameter of the second guide means is somewhat larger than the predetermined outer diameter of the compression spring, such that the compression spring is fully arranged inside said second guide means between the rear end surface (31) and the annular ledge (41) when it is in its pre-tensioned state.本發明關於一藥物輸送裝置(10),係包括一前端外殼(12)和一後端外殼(14)互相連接;一藥物容器(18)位
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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