| 摘要 |
"Block for the production of restorations in a fixed prosthesis", comprising a single body formed by prefabricated blocks made from leucite-reinforced glass ceramic, glass-reinforced alumina, densely sintered alumina, Y-TZP zirconia (yttria-tetragonal zirconia polycrystal) with (partial or total) sintering, titanium, precious alloys, non-precious alloys and reinforced-strength acrylics, provided with a fastening pin that is inserted in the base of the modelling machine (not shown), characterized in that said prefabricated blocks are provided with a blind hole arranged transversally to the fastening pin, the blind hole being formed from a restraining cylindrical hole provided with a key channel, immediately followed by a conical hole for coupling of a prosthetic component (not shown), arranged in the lower section of the restorer element. |
