| 摘要 |
<p>A needle assembly (1) has distal and proximal ends. The needle assembly (1) comprises a body element (2) having distal and proximal ends, an attachment means (3) configured to be attached to a medication delivery device (4), a button element (7) which is movable from a first position to a second position, and a needle (9) configured to move to the distal direction, when the button element (7) is moved from the first position to the second position.</p> |
