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    • 44. 发明申请
    • KEEPER FOR IMPLANT AND ITS ASSEMBLY, AND KEEPER-FIXING METHOD
    • 植入物及其组装保持器和保持固定方法
    • US20140141387A1
    • 2014-05-22
    • US14119691
    • 2012-05-22
    • Akira Kikuchi
    • Akira Kikuchi
    • A61C19/02
    • A61C19/02A61C8/005A61C8/0059A61C8/0068A61C8/0069A61C8/0074A61C8/0081A61C13/235
    • A keeper for an implant comprising (a) a keeper body made of a soft-magnetic material, which comprises a recess for receiving a head of an abutment having a female thread, and a female thread extending along a center axis to have communication with the recess and having a larger nominal diameter than that of the female thread of the abutment; and (b) a stepped screw member comprising a small-diameter screw portion threadably engageable with the female thread of the abutment, and a large-diameter screw portion threadably engageable with the female thread of the keeper body; the keeper body being strongly fixed to the abutment by the stepped screw member, when the keeper body is rotated in a threadably engaging direction, after the female thread of the abutment threadably engages the small-diameter screw portion, and after the female thread of the keeper body threadably engages the large-diameter screw portion.
    • 一种用于植入物的保持器,包括(a)由软磁材料制成的保持器主体,其包括用于接收具有阴螺纹的邻接头的凹部和沿着中心轴延伸以与所述内螺纹连通的阴螺纹 并且具有比基台的内螺纹的公称直径更大的公称直径; 和(b)阶梯螺纹部件,其包括可与所述基台的内螺纹螺纹接合的小直径螺纹部,以及与所述保持体的内螺纹螺纹接合的大直径螺纹部; 当保持器主体沿着螺纹接合方向旋转时,保持器主体通过阶梯螺钉部件牢固地固定到邻接部上,在接头的内螺纹螺纹接合小直径螺钉部分之后,并且在内螺纹 保持体与大直径螺纹部螺纹接合。