| 摘要 |
PCT No. PCT/EP87/00332 Sec. 371 Date Apr. 26, 1988 Sec. 102(e) Date Apr. 26, 1988 PCT Filed Jun. 24, 1987 PCT Pub. No. WO88/00066 PCT Pub. Date Jan. 14, 1988.Automatic injection device, as well as ampoule or cartridge for the same. In order to obtain a high speed discharge of an ampoule-hypodermic needle, as well as to ensure an operationally reliable, low weight, robust small apparatus or ampoule at long storability, sterility and re-usability of components for a plurality of injection substances, the needle body (30) of the cannulahypodermic needle (3) is constructed over part of its extension as a needle bearing (31) guided in sliding fit on the inner wall (21) of the cartridge (2). Particularly with a view to administering separate injection substances, it is provided for a cartridge or ampoule with needle and lifting element, that within the ampoule there is arranged a receptacle forming a gas volume, which receptacle can be destroyed easily by initiating the lifting movement and which is resistant to the injection fluid surrounding it. |
