| 摘要 |
A device for administering a medicinal substance, the device including a first element and a second element, wherein at least one of the first and second elements is moveable relative to the other, a lock element moveable to and from a locked position in which it prevents the relative movement of the at least one of the first and second elements and an unlocked position in which it permits the relative movement of the at least one of the first and second elements, and a safety element moveable to and from a secured position in which it prevents the lock element from moving from the locked position to the unlocked position and an unsecured position in which it permits the movement of the lock element to the unlocked position.
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