| 摘要 |
A syringe, comprising a syringe body (2) with a tip (4), a needle hub (12) engageable on the tip (4), and a plug (20) within the tip (4) being movable in response to inwards movement of the needle hub (12) along the tip (4) to a position in which fluid is able to pass through the tip (4) either to or from the needle (18). |
