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    • 92. 发明公开
    • 정형외과용 판 시스템 및 이의 이용 방법
    • ORTHOPEDIC板系统及其使用方法
    • KR1020070111498A
    • 2007-11-21
    • KR1020077019234
    • 2006-02-18
    • 알핀스파인 엘엘씨
    • 엔자인,마이클디.혹스,데이비드티.
    • A61B17/58A61B17/80A61B17/86
    • A61B17/8038A61B17/7059A61B17/8047A61B17/861
    • An orthopedic bone fixation device (100) for stabilizing a plurality of bone segments includes a bone plate (110) and a screw assembly (120). The bone plate (110) includes a body defining at least one thru-bore (230), wherein the thru-bore (230) is defined to include a central cavity, the central cavity having a middle diameter (350), an entry diameter (330), and an exit diameter (340), the middle diameter (350) being larger than both the entry diameter (330) and the exit diameter (340). Further, the screw assembly (120) is configured to be coupled to the bone plate (110), wherein the screw assembly (120) includes a bone screw (220) having a head section (410), a thread section (400), and a central bore (440), an expandable ring (210) coupled to the head section (410), and a pin (200) at least partially disposed in the central bore (440), wherein the pin (200) includes a varying outer profile that engages the expandable ring (210) to vary an outer diameter (540) of the expandable ring (210) to lock the screw assembly (120) in the thru-bore (230).
    • 用于稳定多个骨段的矫形骨固定装置(100)包括骨板(110)和螺钉组件(120)。 骨板(110)包括限定至少一个通孔(230)的主体,其中所述通孔(230)被限定为包括中心腔,所述中心腔具有中直径(350),入口直径 (330)和出口直径(340),所述中间直径(350)大于所述入口直径(330)和所述出口直径(340)两者。 此外,螺钉组件(120)构造成联接到骨板(110),其中螺钉组件(120)包括具有头部(410),螺纹部分(400)的骨螺钉(220) 以及连接到所述头部(410)的中心孔(440),可膨胀环(210)和至少部分地设置在所述中心孔(440)中的销(200),其中所述销(200)包括变化 外部轮廓接合可膨胀环(210)以改变可膨胀环(210)的外径(540)以将螺钉组件(120)锁定在通孔(230)中。