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Invention Publication
CN102014801A 可扩展椎间间隔装置 有权

可扩展椎间间隔装置
Abstract:
提供一种可扩展椎间间隔物(10)，其包括一对反向面对的端板元件(20，40)和内部元件，所述内部元件包括一个或多个竖直延伸的布置的C形夹具部件(70)的叠堆，所述C形夹具部件径向围绕一个或多个从端板之一向内突出的凸起(30)，其中所述凸起和C形夹具部件的尺寸和构造被设计为允许可扩展椎间间隔物渐增地扩展。
Abstract(English):

An expandable interbody spacer (10) is provided that includes a pair of oppositely facing endplate components (20, 40) and an interior component that includes one or more vertically extending stacks of arranged C-clip members (70) radially surrounding one or more bosses (30) protruding interiorly from one of the endplates, wherein the size and configuration of the bosses and the c-clip members are designed to allow the incremental expansion of expandable interbody spacer.

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