|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||604/140 ; 604/141 ; 604/143 ; 604/145|
|우선권정보||CH-0001905 (1987-05-18); CH-0002851 (1987-07-27)|
|§371/§102 date||19881125 (19881125)|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 179 인용 특허 : 2|
An insert head (102) is tightly inserted in the rearward end of a commercially available ampoule (101) equipped with a plunger (100). A galvanic, gas-generating cell is arranged in the insert head (102). The plunger (100) is driven forward by the gas generated by this cell. A throttle device (103) constituted by a capillary tube is connected to the Luer\s syringe (109) of the ampoule (101), the infusion fluid driven out by the plunger (100) flowing through this throttle means into a catheter (104).
A medical infusion device, comprising a chamber for accommodation of an infusion liquid, said chamber having an outlet for the liquid at one end thereof and a movable wall at the opposite end for varying the size of said chamber and adapted to discharge liquid from said chamber through said outlet, means connected to seal the opposite end of said chamber outwardly of said moveable wall, a gas generating galvanic cell connected between said moveable wall and said means sealing the opposite end of said chamber, and a load resistor connected across said cel...