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    • 2. 发明授权
    • Deep flexion posterior stabilized knee replacement with bearing translation
    • 深屈曲后稳定膝盖置换带轴承翻译
    • US06797005B2
    • 2004-09-28
    • US10212616
    • 2002-08-02
    • Michael J. Pappas
    • Michael J. Pappas
    • A61F238
    • A61F2/3868A61F2/3886
    • A knee joint prosthesis includes femoral and tibial components, a bearing and a control arm. The bearing includes an inferior surface in sliding bearing engagement with the tibial component and a superior surface in articular bearing engagement with the femoral component. A notch extends into the posterior end of the bearing and a groove extends anteriorly from the notch in the inferior surface of the bearing. The posterior portions of the femoral component define a cam box having medial and lateral walls and a cam extending therebetween. The control arm is slidably engaged in the groove of the bearing and pivotally engage on the tibial component. The control arm further includes a post that extends into the cam box. The post includes a cam surface that engages the femoral cam to generate roll back of the femoral component on the bearing during flexion.
    • 膝关节假体包括股骨和胫骨部件,轴承和控制臂。 轴承包括与胫骨部件接合的滑动轴承中的下表面和与股骨部件的关节轴承接合中的上表面。 凹口延伸到轴承的后端,并且凹槽从轴承的下表面中的凹口向前延伸。 股骨部件的后部限定具有内侧壁和侧壁的凸轮盒以及在它们之间延伸的凸轮。 控制臂可滑动地接合在轴承的凹槽中并枢转地接合在胫骨部件上。 控制臂还包括延伸到凸轮箱中的柱。 该柱包括与股动脉凸轮接合的凸轮表面,以在屈曲期间产生轴承上的股骨部件的回滚。
    • 3. 发明授权
    • Kit for a knee joint prosthesis
    • 膝关节假体套件
    • US06770097B2
    • 2004-08-03
    • US09732036
    • 2000-12-06
    • Vincent Leclercq
    • Vincent Leclercq
    • A61F238
    • A61F2/3868A61F2/3886
    • A kit for a knee joint prosthesis includes a tibia part, a femur part and a meniscus part which is to be arranged between the femur part and the tibia part. The kit enables the assembly of different prosthesis types, namely of prostheses in which the meniscus part is arranged to be immobile relative to the tibia part and of prostheses in which the meniscus part is arranged so as to be movable relative to the tibia part. The kit includes a plurality of guiding elements which are formed in such a manner that the respective guiding element is in engagement with the tibia part and with the meniscus part when the prosthesis is assembled and determines the movability of the meniscus part relative to the tibia part.
    • 用于膝关节假体的套件包括胫骨部分,股骨部分和将被布置在股骨部分和胫骨部分之间的弯月部分。 该套件能够组装不同的假体类型,即其中弯月面部分布置成相对于胫骨部分不可移动的假体,以及假体,其中弯液面部分布置成可相对于胫骨部分移动。 该套件包括多个引导元件,这些引导元件以这样的方式形成,使得相应的引导元件在假牙组装时与胫骨部分和弯月部接合,并且确定弯月面部分相对于胫骨部分的可移动性 。
    • 8. 发明授权
    • Device for lengthening and reshaping bone by distraction osteogenesis
    • 通过牵引成骨术延长和重塑骨骼的装置
    • US06673079B1
    • 2004-01-06
    • US09640140
    • 2000-08-16
    • Alex A. Kane
    • Alex A. Kane
    • A61F238
    • A61B17/663A61B17/68A61B17/8004A61B2017/00539
    • An implantable bone distractor is created which grips both sides of a cut bone by the use of screws and plates, then applies an expansion force between the cut bone edges. This force is applied in order to encourage bone growth in the gap formed between the cut bone edges as they are distracted apart. This force is applied with hydraulic jacks, which are actuated using tubes passing through the skin, allowing the controlled application of force between the cut bone edges from external to the body. The distraction may occur in three-dimensions, with each bone segment being distracted within its own plane. The distraction may be further improved by providing substantially continuous distraction of the bone segments over time, allowing for substantially continuous bone growth.
    • 创建一种植入式骨牵引器,其通过使用螺钉和板夹住切割骨的两侧,然后在切割的骨边缘之间施加扩张力。 施加该力以便在切割的骨边缘之间形成的间隙中促进骨骼生长,因为它们被分开。 该力被应用于使用穿过皮肤的管子致动的液压千斤顶,允许从外部到身体在切割的骨边缘之间受控地施加力。 牵引可能发生在三维上,每个骨段在其自身的平面内分散注意力。 通过随时间提供骨段的基本上连续的牵引,允许基本上连续的骨生长,可以进一步改善牵引。
    • 9. 发明授权
    • Knee implant
    • 膝关节植入
    • US06558427B2
    • 2003-05-06
    • US09866218
    • 2001-05-25
    • Vincent LeclercqBernhard Gyssler
    • Vincent LeclercqBernhard Gyssler
    • A61F238
    • A61F2/3868
    • A knee prosthesis has a medial condyle (1) and a lateral condyle (5), the running surfaces (2) of which and the counter-surfaces A, B of which that lie on a tibia platform (3) are sections of spherical surfaces with radii R1, R2, with their center M1′ and M2′ forming in their vertical projection onto the counter-surfaces A, B the points M1, M2. The lateral counter-surface B belongs to a lateral meniscus part (7) which, guided on a plane (13) of the tibia platform, is pivotal with the point M2 on a circular arc with radius R3 about the point M1, with the radius R3 corresponding to the distance a of the centers M1′, M2′.
    • 膝关节假体具有内髁(1)和外侧髁(5),其行进面(2)和位于胫骨平台(3)上的对置面A,B是球面的部分 具有半径R1,R2,其中心M1'和M2'在其垂直投影中形成在对面A,B上的点M1,M2。 横向对置面B属于在胫骨平台的平面(13)上引导的外侧弯液面部分(7),其中点M2以围绕点M1的半径为R3的圆弧枢转,半径 R3对应于中心M1',M2'的距离a。
    • 10. 发明授权
    • Methods and tools for femoral resection in primary knee surgery
    • 原发性膝关节手术中股骨切除术的方法和工具
    • US06558391B2
    • 2003-05-06
    • US09746800
    • 2000-12-23
    • Stuart L. Axelson, Jr.Michael J. McGovernReese K. Meyers
    • Stuart L. Axelson, Jr.Michael J. McGovernReese K. Meyers
    • A61F238
    • A61B17/155
    • Femoral resection tools of the present invention include a posterior condyle alignment guide, an IM rod with an adjustable valgus bushing assembly, left and right external rotation plates, an anterior sizing boom having a stylus and a pair of medial/lateral drill guide assemblies (in one embodiment of the invention the drill guide assemblies are the combination of medial/lateral extension arms and attached (detachable) proximal positioning fixtures; in another embodiment, the proximal positioning fixtures are not part of the drill guide assembly per se), a plurality of self-tapping screws, proximal positioning fixtures (apart from any positioning fixtures that may be integrated into a drill guide assembly), and different size cutting guide blocks, each adapted to fit over the proximal positioning fixtures. Methods for utilizing the aforementioned tools so that five resections can be performed are also described.
    • 本发明的股骨切除工具包括后髁定位引导件,具有可调外翻套管组件的IM杆,左右外旋转板,具有触针的前定尺臂和一对内侧/外侧钻子引导器组件(在 本发明的一个实施例,钻子引导器组件是内侧/外侧延伸臂和附接(可拆卸)近端定位夹具的组合;在另一个实施例中,近侧定位夹具不是钻子引导器组件本身的一部分),多个 自攻螺钉,近端定位夹具(除了可以集成到钻子引导器组件中的任何定位夹具之外)以及不同尺寸的切割引导块,每个适配器适于安装在近端定位夹具上。 还描述了利用上述工具使得可以执行五个切除的方法。