| 摘要 |
<p>The taper (2) where the threaded section of the implant (1) begins and the position of the straight cutting edge of the apical end (3) can be adjusted, thus making the thread more effective and improving the initial implant position. The holder casing (7) incorporates a hexagonal abutment (8, 9) and the shaft incorporates an O-ring seal (14). <IMAGE></p> |
