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    • 2. 发明授权
    • Injection device
    • 注射装置
    • US07402150B2
    • 2008-07-22
    • US11515387
    • 2006-09-05
    • Hiroshi MatsumotoMasahiro UrakamiNoriyuki TanakaYoshitaka YamashitaShinji KotaniTakashi HanadaMasafumi Tatsumi
    • Hiroshi MatsumotoMasahiro UrakamiNoriyuki TanakaYoshitaka YamashitaShinji KotaniTakashi HanadaMasafumi Tatsumi
    • A61M37/00
    • A61M5/2448A61M5/315A61M5/31553A61M5/3156A61M5/3158A61M5/502
    • Disclosed is an injection device for properly dissolving pharmaceutical agents contained in a two-compartment syringe having slidable front and rear walls, and then performing portionwise multiple injections. The injection device comprises a front casing designed to enclose and hold the two-compartment syringe with a double-ended needle attached to the front end of it, a rear casing designed to receive the thus held two-compartment syringe being inserted in the rear-end first manner, and to lock and hold the front casing, a piston rod placed in the rear casing and designed to push from behind and carry forward the slidable rear wall, wherein the piston rod can be pushed forwardly from behind the rear casing, and a spring provided so that, when the front end of the piston rod is moved backward, the spring may be once compressed and then push the piston rod to a forward position again, and forwardly drives the slidable rear wall to abut on the slidable front wall.
    • 公开了用于适当地溶解包含在具有可滑动的前壁和后壁的两室注射器中的药剂的注射装置,然后进行分次多次注射。 注射装置包括前壳体,其被设计成将两腔注射器封闭并保持在其前端附接的双端针头,后壳体被设计成接收如此保持的两室注射器插入后排腔中, 并且锁定并保持前壳体,设置在后壳体内的活塞杆,设计成从后方推出并携带可滑动的后壁,其中活塞杆可以从后壳体的后方向前推,以及 弹簧设置成使得当活塞杆的前端向后移动时,弹簧可以被一次压缩,然后再次将活塞杆推向前方位置,并向前驱动可滑动的后壁抵靠在可滑动的前壁 。