| 摘要 |
A self drilling bone screw (10) comprises a shank (16) provided with a thread (14), a pitch of the thread (14) being in the region of approximately 0.7 to 1.0 mm. A tip angle is selected such that a thread flank (20) of a first flight (22) adjacent to a tip (18) of the bone screw (10) is arranged at a distance of approximately 0.2 to 0.5 mm from the tip (18) of the bone screw (10).
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