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公开(公告)号：US20100152785A1
公开(公告)日：2010-06-17
申请号：US12336404
申请日：2008-12-16
IPC分类号： A61B17/04
CPC分类号： A61B17/7038 , A61B17/7032 , A61B17/7035 , A61B17/8605
摘要： A poly-axial bone fastener assembly having a collar and a bone fastener can be coaxially locked to prevent poly-axial movements of the collar relative to the bone fastener while permitting the collar to rotate about an axis of the bone fastener, thereby combining the functions and advantages of a poly-axial bone screw and a fixed angle bone screw. Some embodiments of a coaxial locking mechanism may include a c-clip with a locking pin, a c-clip with hooks, a split ring with square corners, a pin that spins inside the collar, pins that travel about a neck of the bone fastener, a coaxially locking top that screws into the collar over a head of the bone fastener, and a top nut that threads onto the head of the bone fastener inside the collar to trap a flange of the collar between a shoulder of the bone fastener and the top nut.
摘要翻译： 具有轴环和骨紧固件的多轴骨头紧固件组件可以同轴锁定，以防止套环相对于骨紧固件的多轴向移动，同时允许套环围绕骨紧固件的轴线旋转，从而组合功能 和多轴骨螺钉和固定角骨螺钉的优点。 同轴锁定机构的一些实施例可以包括具有锁定销的c形夹子，具有钩的c形夹子，具有方形拐角的开口环，在套环内部旋转的销，围绕骨紧固件的颈部行进的销 ，一个同轴锁定的顶部，其在所述骨紧固件的头部上螺旋进入所述颈环;以及顶部螺母，所述顶部螺母在所述颈圈内螺纹连接到所述骨紧固件的头部上，以将所述颈环的凸缘捕获在所述骨紧固件的肩部和 顶级螺母
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公开(公告)号：US08603145B2
公开(公告)日：2013-12-10
申请号：US12336404
申请日：2008-12-16
CPC分类号： A61B17/7038 , A61B17/7032 , A61B17/7035 , A61B17/8605
摘要： A poly-axial bone fastener assembly having a collar and a bone fastener can be coaxially locked to prevent poly-axial movements of the collar relative to the bone fastener while permitting the collar to rotate about an axis of the bone fastener, thereby combining the functions and advantages of a poly-axial bone screw and a fixed angle bone screw. Some embodiments of a coaxial locking mechanism may include a c-clip with a locking pin, a c-clip with hooks, a split ring with square corners, a pin that spins inside the collar, pins that travel about a neck of the bone fastener, a coaxially locking top that screws into the collar over a head of the bone fastener, and a top nut that threads onto the head of the bone fastener inside the collar to trap a flange of the collar between a shoulder of the bone fastener and the top nut.
摘要翻译： 具有轴环和骨紧固件的多轴骨头紧固件组件可以同轴锁定，以防止套环相对于骨紧固件的多轴向移动，同时允许套环围绕骨紧固件的轴线旋转，从而组合功能 和多轴骨螺钉和固定角骨螺钉的优点。 同轴锁定机构的一些实施例可以包括具有锁定销的c形夹子，具有钩的c形夹子，具有方形拐角的开口环，在套环内部旋转的销，围绕骨紧固件的颈部行进的销 ，一个同轴锁定的顶部，其在所述骨紧固件的头部上螺旋进入所述颈环;以及顶部螺母，所述顶部螺母在所述颈圈内螺纹连接到所述骨紧固件的头部上，以将所述颈环的凸缘捕获在所述骨紧固件的肩部和 顶级螺母
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3.发明授权公开(公告)号：US09066763B2
公开(公告)日：2015-06-30
申请号：US12183967
申请日：2008-07-31
CPC分类号： A61B17/7091 , A61B17/60 , A61B17/7077 , A61B17/7079 , A61B17/708 , A61B17/7086 , A61B2017/0256
摘要： Embodiments of a surgical instrument disclosed herein can include mechanisms for reduction and distraction as well as compression. Some embodiments of the surgical instrument may comprise a reducer knob having a first passage through which a first shaft of a driver is acceptable, a connecting element coupled to the reducer knob and having a second passage through which the first shaft of the driver is acceptable, a compressor handle coupled to the connecting element at a first end and having a through hole, and a common handle coupled to the compressor handle via the through hole and pivots between the reducer knob and the compressor handle. With embodiments of a surgical instrument disclosed herein, surgical personnel can distract and hold vertebrae in a distracted state and perform a reduction without having to switch or add instruments. Some embodiments disclosed herein can be particularly useful for reducing spondylolisthesis during posterior fixation.
摘要翻译： 本文公开的手术器械的实施例可以包括用于减少和分心以及压缩的机构。 手术器械的一些实施例可以包括具有第一通道的减速器旋钮，驱动器的第一轴可接受的第一通道，连接到减速器旋钮并具有第二通道的连接元件，驾驶员的第一轴可接受第二通道， 在第一端处连接到连接元件并具有通孔的压缩机手柄，以及通过通孔联接到压缩机手柄并且在减速器旋钮和压缩机手柄之间枢转的公共手柄。 利用本文公开的手术器械的实施例，手术人员可以分散并保持处于分心状态的椎骨并且执行减小，而不必切换或添加器械。 本文公开的一些实施方案可特别用于在后固定期间减少脊椎前移。
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4.发明申请公开(公告)号：US20100024487A1
公开(公告)日：2010-02-04
申请号：US12183967
申请日：2008-07-31
CPC分类号： A61B17/7091 , A61B17/60 , A61B17/7077 , A61B17/7079 , A61B17/708 , A61B17/7086 , A61B2017/0256
摘要： Embodiments of a surgical instrument disclosed herein can include mechanisms for reduction and distraction as well as compression. Some embodiments of the surgical instrument may comprise a reducer knob having a first passage through which a first shaft of a driver is acceptable, a connecting element coupled to the reducer knob and having a second passage through which the first shaft of the driver is acceptable, a compressor handle coupled to the connecting element at a first end and having a through hole, and a common handle coupled to the compressor handle via the through hole and pivots between the reducer knob and the compressor handle. With embodiments of a surgical instrument disclosed herein, surgical personnel can distract and hold vertebrae in a distracted state and perform a reduction without having to switch or add instruments. Some embodiments disclosed herein can be particularly useful for reducing spondylolisthesis during posterior fixation.
摘要翻译： 本文公开的手术器械的实施例可以包括用于减少和分心以及压缩的机构。 手术器械的一些实施例可以包括具有第一通道的减速器旋钮，驱动器的第一轴可接受的第一通道，连接到减速器旋钮并具有第二通道的连接元件，驾驶员的第一轴可接受第二通道， 在第一端处连接到连接元件并具有通孔的压缩机手柄，以及通过该通孔连接到压缩机手柄并在减速器旋钮和压缩机手柄之间枢转的公共手柄。 利用本文公开的手术器械的实施例，手术人员可以分散并保持处于分心状态的椎骨并且执行减小，而不必切换或添加器械。 本文公开的一些实施方案可特别用于在后固定期间减少脊椎前移。
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