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    • 36. 发明专利
    • Tapping screw for bone
    • 骨头螺丝
    • JP2009201882A
    • 2009-09-10
    • JP2008049349
    • 2008-02-29
    • Manii Kkマニー株式会社
    • FUKUCHI TOSHIHARU
    • A61B17/58
    • A61B17/8635A61B17/8625
    • PROBLEM TO BE SOLVED: To provide a tapping screw for a bone, enabling the timing of the completion of tightening of the screw to be easily judged. SOLUTION: The tapping screw for a bone to be used for fixing a bone with a plate in a surgical operation is provided, wherein the pitches of screw threads in a distal end screw part 13 and a straight threaded part 12 are 0.6-0.75 mm, the root diameter D of the straight threaded part 12 is 0.85-1.4 mm, and the thickness S of the shortest part in an unthreaded part 14 is ≤0.12 mm. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供用于骨头的自攻螺钉,能够容易地判断螺钉的紧固的完成时机。 提供了一种用于在手术操作中用于固定骨头的骨头的自攻螺钉,其中前端螺纹部分13和直螺纹部分12中的螺纹的间距为0.6- 0.75mm,直螺纹部12的根径D为0.85〜1.4mm,无螺纹部14的最短部的厚度S为≤0.12mm。 版权所有(C)2009,JPO&INPIT