| 摘要 |
A cartridge or ampoule injector e.g. for insulin, comprising an upper casing part and a lower casing part which are releasable detachable from one another by a hook type locking system A reload button can automatically push the plunger back so that it doesnt have to be wound manually. The device also has a lid, which becomes airtight and locks into place, preventing dirt and dust from entering the pen. |
