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    • 3. 发明授权
    • Alignment guide for use in orthopaedic surgery
    • 骨科手术中使用的对齐指南
    • US5484446A
    • 1996-01-16
    • US265884
    • 1994-06-27
    • Dennis W. BurkeThomas PetersenDavid KruegerRodney L. Bays
    • Dennis W. BurkeThomas PetersenDavid KruegerRodney L. Bays
    • A61B17/56A61B17/15A61F2/46A61B17/17
    • A61B17/154A61B17/155
    • The alignment guide of this invention includes a cam rotatable about the longitudinal axis of the alignment guide as defined by an intramedullary rod. A base plate is pivotally connected to the intramedullary rod and includes a pair of cam followers positioned on opposite sides of the intramedullary rod. In use, as the cam is rotated relative to the rod, the cam followers ride against the cam causing the plate to pivot or angulate relative to the rod. A plurality of indicia are formed on the cam to indicate to the surgeon the relative angle between the plate and the rod. The base plate includes a quick connect mechanism to permit the surgeon to quickly attach a device such as a cutting guide or pinning guide to the base plate. The cutting guide is fixed relative to the base plate such that the cutting guide will be at the same angular orientation as the plate relative to the intramedullary rod.
    • 本发明的对准引导件包括能够围绕由髓内杆限定的对准引导件的纵向轴线旋转的凸轮。 基板枢转地连接到髓内杆,并且包括位于髓内杆的相对侧上的一对凸轮从动件。 在使用中,当凸轮相对于杆旋转时,凸轮从动件抵靠凸轮,导致板相对于杆枢转或成角度。 在凸轮上形成多个标记,以向外科医生指示板和杆之间的相对角度。 基板包括快速连接机构,以允许外科医生将诸如切割引导件或钉扎引导件的装置快速附接到基板。 切割引导件相对于基板固定,使得切割引导件将与板相对于髓内杆处于相同的角度定向。
    • 4. 发明授权
    • Apparatus for cemented implantation of prostheses
    • 用于胶结植入假体的装置
    • US4595006A
    • 1986-06-17
    • US408468
    • 1982-08-16
    • Dennis W. BurkeWilliam H. Harris
    • Dennis W. BurkeWilliam H. Harris
    • A61F2/46
    • A61B17/8825A61B17/8808A61B17/8822A61B17/8827A61B2017/8838
    • Apparatus and method for polymerizing cement under pressurized conditions and for applying the cement under pressure at the appropriate time to a human bone cavity for implantation of a prosthesis, including a stemmed femoral component and an acetabular component. This apparatus alters the physical conditions under which bone cement cures, causing a decrease in cement porosity and thus increasing the resultant cement strength. The apparatus includes a pneumatically actuated gun having a piston for applying pressure to the cement, and applying cement to the bone, a pressurizable housing securable to the gun for containing the cement, and a nozzle having a valve which allows the cement to remain pressurized until application thereof through the nozzle. In one embodiment, one component of a two component polymerizable cement is provided in a sealed bladder secured to the nozzle while the other component is injected into the bladder and mixed with the first component when the cement is ready for use. A vent may be provided in the piston of the pneumatic gun to allow air to escape through the piston to prevent the injection of air into the cement. A sealing gasket may be provided on the end of the nozzle for placement over the open end of the bone cavity so that cement can be applied thereto under pressure.
    • 用于在加压条件下聚合水泥的装置和方法,并且用于在合适的时间在压力下将水泥施加到人骨腔,用于植入假体,包括茎状股骨部件和髋臼部件。 该装置改变骨水泥固化的物理条件,导致水泥孔隙度降低,从而增加所得到的水泥强度。 该设备包括气动致动的枪,其具有用于向水泥施加压力并将骨水泥施加到活塞上的活塞,用于容纳水泥的可固定到枪的可加压壳体,以及具有允许水泥保持加压的阀的喷嘴,直到 通过喷嘴的应用。 在一个实施方案中,双组分可聚合水泥的一个组分设置在固定到喷嘴上的密封囊中,而当水泥准备使用时,将另一组分注入到气囊中并与第一组分混合。 可以在气动枪的活塞中设置排气口,以允许空气通过活塞逸出,以防止空气注入水泥中。 可以在喷嘴的端部设置密封垫圈以放置在骨腔的开口端上,使得水泥可以在压力下施加到其上。
    • 7. 发明授权
    • Apparatus for both tensioning and crimping a surgical wire
    • 用于张紧和压接手术线的装置
    • US5868748A
    • 1999-02-09
    • US689788
    • 1996-08-13
    • Dennis W. Burke
    • Dennis W. Burke
    • A61B17/82A61B17/88
    • A61B17/82A61B17/8861A61B17/8869
    • An apparatus and method for tightening and crimping a surgical wire used for orthopedic purposes. The apparatus of this invention includes a pair of operating handles which are biased apart and which operate a pair of opposed jaws to which they are connected. Disposed on opposite sides of the operating handles are a pair of capstans. The jaws are adapted to hold a crimp member therein without deforming it while opposite ends of a length of wire are passed through the crimping member in opposite directions. Each end of the wire is wrapped about an associated capstan. A ratchet handle simultaneously rotates both capstans to wrap the opposite ends of the wire. Once the desired traction force has been achieved, the jaws are further activated to crimp the crimp member. A ring-shaped crimp member is also disclosed which has a central opening extending along the axis thereof and two parallel channels, one channel being disposed on either side of the central opening.
    • 一种用于紧固和压接用于矫形目的的外科用电线的装置和方法。 本发明的装置包括一对操作手柄,它们被分开并且操作一对相对的夹爪,它们被连接到它们上。 在操作手柄的相对两侧设置一对绞盘。 钳口适于将压接构件保持在其中而不使其变形,同时一段线的相对端部沿相反方向穿过压接构件。 电线的每一端围绕相关的绞盘缠绕。 棘轮手柄同时旋转两个绞盘以包裹线的相对端。 一旦实现了所需的牵引力,则夹爪进一步被启动以压接卷曲构件。 还公开了一种环形压接构件,其具有沿其轴线延伸的中心开口和两个平行的通道,一个通道设置在中心开口的两侧。
    • 9. 发明授权
    • Femoral milling instrumentation for use in total knee arthoroplasty with
optional cutting guide attachment
    • 股骨切割仪用于全膝关节置换术,可选择切割导向器附件
    • US5743915A
    • 1998-04-28
    • US823740
    • 1997-03-25
    • Kim C. BertinDennis W. BurkeGregory C. StalcupRodney Bays
    • Kim C. BertinDennis W. BurkeGregory C. StalcupRodney Bays
    • A61B17/16A61B17/14A61B17/15A61B17/17A61B17/56A61F2/28A61F2/46A61B17/58
    • A61B17/17A61B17/155A61B17/1764A61B17/1675A61B2017/1602
    • The milling instrumentation of this invention provides a milling guide connected to the femur for accommodating a milling device. The milling instrumentation includes an alignment guide which is used by the surgeon to set a femoral bracket or base on the medial and lateral sides of the exposed femur adjacent its distal end. Once the brackets are set, the alignment guide is removed and a milling guide is connected to the bases. The milling guide establishes a series of reference planes each including a slot. A powered milling device having a burr connected thereto is guided by the slots along the reference planes to accurately mill away a portion of the bone. The milling device includes a bobbin-shaped tip which positively engages the slots to ensure that the milling device is held substantially perpendicular to the reference planes of the milling guide. If necessary, other instrumentation may be connected to the femoral bases which would form a common connection point for the additional instruments thereby ensuring alignment between the various instruments. Optionally, a one piece cutting guide may be connected to the bases to allow resection of the bone by a standard oscillating saw blade. The cutting guide includes a plurality of slots such that all the cuts required for the femur can be made with one cutting guide without reorienting the guide.
    • 本发明的铣削装置提供了连接到股骨的铣削引导件,用于容纳铣削装置。 铣削仪器包括对准引导件,其被外科医生用于将股骨托架或基部设置在暴露的股骨的靠近其远端的内侧和外侧上。 一旦设置了支架,则取下对准导板,并将铣削导轨连接到基座。 铣削引导件建立了一系列参考平面,每个参考平面包括一个槽。 具有连接到其上的毛刺的动力铣削装置由沿着参考平面的狭槽引导,以精确地磨碎骨的一部分。 铣削装置包括一个线轴形的尖端,其正好与槽接合,以确保铣削装置基本上垂直于铣削导向器的参考平面。 如果需要,其他仪器可以连接到股骨基座,这将形成用于附加仪器的公共连接点,从而确保各种仪器之间的对准。 可选地,单件切割引导件可以连接到基部以允许通过标准摆动锯片切除骨骼。 切割引导件包括多个狭槽,使得股骨所需的所有切口可以由一个切割引导件制成,而不会使引导件重新定向。
    • 10. 发明授权
    • Apparatus for crimping a surgical wire
    • 用于压接手术线的装置
    • US5720747A
    • 1998-02-24
    • US488047
    • 1995-06-07
    • Dennis W. Burke
    • Dennis W. Burke
    • A61B17/82A61B17/88A61B17/56
    • A61B17/8861A61B17/82A61B17/8869
    • An apparatus and method for tightening and crimping a surgical wire used for orthopedic purposes. The apparatus of this invention includes a pair of operating handles which are biased apart and which operate a pair of opposed jaws to which they are connected. Disposed on opposite sides of the operating handles are a pair of capstans. The jaws are adapted to hold a crimp member therein without deforming it while opposite ends of a length of wire are passed through the crimping member in opposite directions. Each end of the wire is wrapped about an associated capstan. A ratchet handle simultaneously rotates both capstans to wrap the opposite ends of the wire. Once the desired traction force has been achieved, the jaws are further activated to crimp the crimp member. A ring-shaped crimp member is also disclosed which has a central opening extending along the axis thereof and two parallel channels, one channel being disposed on either side of the central opening.
    • 一种用于紧固和压接用于矫形目的的外科用电线的装置和方法。 本发明的装置包括一对操作手柄,它们被分开并且操作一对相对的夹爪,它们被连接到它们上。 在操作手柄的相对两侧设置一对绞盘。 钳口适于将压接构件保持在其中而不使其变形,同时一段线的相对端部沿相反方向穿过压接构件。 电线的每一端围绕相关的绞盘缠绕。 棘轮手柄同时旋转两个绞盘以包裹线的相对端。 一旦实现了所需的牵引力,则夹爪进一步被启动以压接卷曲构件。 还公开了一种环形压接构件,其具有沿其轴线延伸的中心开口和两个平行的通道,一个通道设置在中心开口的两侧。