| 摘要 |
A dental abutment to be connected to a dental implant by a fixating nut, the fixating nut has a coronal end towards the oral cavity, an apical end towards the dental implant and internal thread between the coronal end of the fixating nut and the apical end of the fixating nut, the fixating nut being screwed over a screw having an external thread which matches the internal thread so the external thread can pass through the coronal end of the fixating nut. |
