| 摘要 |
A puncturing device according to the invention comprises a puncturing unit (2) for receiving an exchangeable puncturing insert (7), a driving unit (1) having a body (9) connectable with the puncturing unit (2) and comprising a ram (12) positioned inside the body (9), and a drive spring (14) positioned around the ram (12) between a first end (13) of the ram (12) pointing towards the position occupied by the puncturing insert (7), in use, and the body (9), the other end (17) of the ram (12) being retained in the body (9), and an actuating unit (3) comprising a push element (18) being positioned on the driving unit (1) and having a projection (19) therein being directed towards said other end (17) of the ram (12). |
