| 摘要 |
1. Screw pin (1) for reconstructing decayed teeth having a first threaded section (2) for screwing into the body of a tooth and a second threaded section (6) for screwing into a reuseable holder, a predetermined breaking point (4) being provided between the two threaded sections (2, 6), characterised in that the second threaded section (6) has a larger diameter (B) than the first threaded section (2) and that between the two threaded sections (2, 6) an unthreaded handling section (5) is provided for handling the screw pin with the fingers. |
