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    • 19. 发明授权
    • Mobile bearing unicompartmental knee
    • 移动轴承单室膝盖
    • US06946001B2
    • 2005-09-20
    • US10357264
    • 2003-02-03
    • Adam SanfordToby FarlingVincent WebsterRobert HodorekScott LazarScott J. Steffensmeier
    • Adam SanfordToby FarlingVincent WebsterRobert HodorekScott LazarScott J. Steffensmeier
    • A61L27/00A61F2/38A61L27/04A61L27/06A61L27/14
    • A61F2/3868A61F2002/3895
    • An orthopedic knee component for implanting within a single compartment of a human knee includes, in a first embodiment a tibial tray having a superior surface having a plurality of tabs disposed along an exterior edge thereof, a bearing component having a superior surface adapted to articularly engage a femoral knee prosthesis and a circumferential groove disposed therearound with which the tabs of the tibial tray cooperatively engage such that the bearing component is movable relative to the tibial tray. In a second embodiment, an orthopedic knee component for implanting within a single compartment of a human knee includes: a tibial tray in supporting engagement with a bearing component, wherein the bearing component includes a superior surface adapted to articularly engage a femoral knee prosthesis and a pair of slots disposed along the superior surface of the bearing component, the femoral component having a pair of rails extending from the articulating surface thereof such that the rails can slidingly engage the slots, and such that the bearing component is movable relative to the tibial tray.
    • 用于植入在人类膝盖的单个隔室内的矫形膝盖部件包括在第一实施例中的具有上表面的胫骨托,其具有沿其外部边缘设置的多个突片,轴承部件,具有适合于特别接合 股骨膝关节假体和围绕其设置的周向凹槽,胫骨托的突出部通过该周向槽协作地接合,使得轴承部件相对于胫骨托盘可移动。 在第二实施例中,用于植入在人膝盖的单个隔室内的整形外科膝部部件包括:与支承部件支撑接合的胫骨托,其中所述支承部件包括适于与股骨膝关节假体相关联的上表面, 沿着轴承部件的上表面设置的一对狭槽,股骨部件具有从其关节表面延伸的一对轨道,使得轨道可滑动地接合狭槽,并且使得轴承部件相对于胫骨托盘可移动 。