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| Number | Title | Issue Date |
| 7105026 | Modular knee prosthesis A modular prosthetic knee system used to replace the natural knee. The system includes a femoral knee prosthesis and a tibial knee prosthesis. Both prostheses are formed of modular components that are connectable in-vivo to form the prosthetic knee system. The femor... | 09/12/2006 |
| 7033397 | Mobile bearing unicondylar tibial knee prosthesis The present invention provides a mobile unicondylar tibial knee prosthesis for repairing a damaged knee joint. ... | 04/25/2006 |
| 7018381 | Apparatus for removing an osteophyte An apparatus for removing an osteophyte includes an elongated member. A portion of the elongated member includes a blunt end. A burr extends from this portion at a location proximal to the blunt end. An alternative embodiment includes a generally tongue-shaped elong... | 03/28/2006 |
| 7011664 | Resection guide alignment apparatus A resection guide alignment apparatus includes a resection guide, an intramedullary (“IM”) rod coupled to the resection guide, and a locking mechanism. The IM rod has a first end, a second end, and a longitudinal rod axis extending between the first and second e... | 03/14/2006 |
| 6863692 | Implant sleeve and method Several embodiments of an implant sleeve are shown for use with implants inserted through a wound into a surgical site. In some embodiments, the sleeve is useful to protect mating implant components from contamination during insertion through the wound. In other emb... | 03/08/2005 |
| 6238435 | Assembly tool for prosthetic implant An instrument for seating taper junctions of modular implants engages two components and provides a sustained assembly force along the junction axis with great mechanical advantage. In one embodiment the instrument comprises a lever mechanism for generati... | 05/29/2001 |
| 6224605 | Orthopaedic instrumentation assembly and method of using same An orthopaedic instrumentation assembly for preparing a bone to receive an orthopaedic implant includes a rasp which is insertable within an opening in the bone and has an attachment end with a projection extending therefrom. A handle is attached to the p... | 05/01/2001 |
| 6197031 | Threaded drill/IM rod An IM rod has a proximal threaded portion that threads into the bone to increase the stability of the rod. The rod further includes an extended pointed tip for positive slip-free placement of the rod on the bone and an end cutting drill and reaming flutes... | 03/06/2001 |
| 6143030 | Impaction allograft form and method of orthopaedic surgery using same A method of performing orthopaedic surgery on a bone includes the steps of: preparing an allograft form including a plurality of allograft bone particles with a predetermined outside shape (e.g., cylindrical or implant shaped); freezing the allograft form... | 11/07/2000 |
| 6132674 | Method of making an orthopaedic implant having a porous surface A method of forming an orthopaedic implant having a porous surface layer thereon. A mask includes a cut-out configured to receive a portion of the implant therein. The implant is placed within the cut-out and thereby masked. A water soluble binder solutio... | 10/17/2000 |
| 6123729 | Four compartment knee A femoral knee implant includes a fourth compartment of articulation. The superior posterior articulating surface is achieved by first increasing the thickness of the superior posterior condylar portion of the femoral component to widen the superior poste... | 09/26/2000 |
| 6120174 | Apparatus and method for mixing and dispensing bone cement A method and apparatus for mixing bone cement which produces bone cement essentially free of entrained air. The apparatus includes a cartridge having two telescoping cylinders. The outer cylinder receives a cap thereon which hermetically seals the cartrid... | 09/19/2000 |
| 6090146 | Fastener for a modular implant A joint between an implant body component and a stem component provides an initially rigid connection that further remains rigid even if the joint settles upon being loaded. The body and stem have portions comprising a male/female taper junction. A fasten... | 07/18/2000 |
| 6066143 | Pin puller A pin puller has a receiving end which holds the head of a pin securely and a mechanism for multiplying a handle squeezing force. The squeezing force is redirected to axially pull the pin from a bone.... | 05/23/2000 |
| 5993475 | Tissue repair device A biodegradable device for repairing torn meniscal cartilage comprising a shaft and tissue gripping means at both ends. One end is adapted to pierce the tissue and the opposite end is adapted to fit a driver. The central portion of the device is essential... | 11/30/1999 |
| 5989293 | Acetabular cup kit for use during hip replacement surgery An acetabular cup kit for use during hip replacement surgery includes a polar component with a socket for receiving a femoral head of a femoral prosthesis. A metal shell has a cavity which is configured for receiving the polar component therein. The metal... | 11/23/1999 |
| 5957925 | Orthopaedic milling instrument A milling instrument for use in orthopaedic surgery includes an elongate stem for insertion into a prepared intramedullary canal of a bone. A pivotable mill includes a base connected to the stem and a cutting head pivotally connected to the base about a p... | 09/28/1999 |
| 5916221 | Notch/chamfer guide A notch/chamfer guide has chamfer and trochlear recess cutting slots and a notch, corresponding to the intercondylar box of a femoral implant, with a removable notch slot attachment. With the notch slot attachment assembled to the cutting guide adjacent t... | 06/29/1999 |
| 5893488 | Bone cement injector gun A paste injector gun, especially adapted for injecting bone cement, has first and second mechanical advantages. In a first embodiment, the first and second mechanical advantages are produced by two fulcrums engageable during different portions of the trig... | 04/13/1999 |
| 5830216 | Apparatus and method for knee implantation A set of instruments and a surgical technique facilitate precise orientation of the femoral implant. Precision is aided by decoupling the determination of A/P placement, valgus angle, and external rotation into three discrete steps. In this way, a surgeon... | 11/03/1998 |
| 5772031 | Package for an elongated medical product A package includes a cavity having a series of cavity slots transverse to the cavity's longitudinal axis. These slots permit a pair of stop plugs to be positioned to receive products of different lengths. Each stop plug has four lateral lugs for engaging ... | 06/30/1998 |
| 5752963 | Suture anchor driver An improved suture anchor driver includes a handle and an extending elongated shaft adapted for passing through arthroscopic portals. The distal end of the shaft engages the suture anchor. The shaft is cannulated to allow passage of a suture from the anch... | 05/19/1998 |
| 5735866 | Adjustable length saw blade A saw blade has two portions that are adjustable relative to one another in order to vary the overall length of the saw blade. A hub portion includes a hub adapted to engage a saw. Opposite the hub is an engagement end. A blade portion carries cutting tee... | 04/07/1998 |
| 5702482 | Implant fixation stem An implant fixation stem has a distal portion with a controlled stiffness. In one embodiment the deflection in response to a given force is equal to other similarly designed stems to give a surgeon consistent implantation feedback regardless of implant si... | 12/30/1997 |
| 5638997 | Bone cement injector gun A paste injector gun, especially adapted for injecting bone cement, has first and second mechanical advantages corresponding to different portions of the trigger stroke. The first mechanical advantage is greater than the second such that the first facilit... | 06/17/1997 |
| 5609638 | Reinforced polyethylene for articular surfaces An articular component has a fibrous structure wherein the fibers are oriented normal to the articular surface. Wear debris reduction is attributed to the increased strength of fibers over bulk material and to the abrasion resistance associated with abrad... | 03/11/1997 |
| 5599333 | Suction adapter A suction adapter couples a fluid drain tube to a suction canister for fluid collection while maintaining the drain tube at atmospheric pressure for optimal draining flow rate. The suction adapter further allows the surgeon to easily apply suction to the ... | 02/04/1997 |
| 5597384 | Color coding for implant selection A coding scheme associates multiple codes with one or more of the components of a prosthetic implant system in order to indicate the compatibility among the mating components. It is thus possible for operating room personnel to quickly and accurately sele... | 01/28/1997 |
| 5573548 | Suture anchor A suture anchor comprises a shaft having a proximal and a distal end. A screw thread extends from the shaft and spirals from the proximal to the distal end. A cross-hole is formed through the shaft and the screw thread near the proximal end. The cross-hol... | 11/12/1996 |
| 5571187 | Implant having a metallic porous surface An implant comprises a plastic body and a metallic, porous surface securely fixed to the body. The porous surface is attached to the body by infiltration of the body into the porous surface such that the body and porous surface interdigitate. A filler mat... | 11/05/1996 |
| 5571197 | Knee position indicator A tibial knee component includes reference marks to which a surgeon can reference the location of the point of contact between the tibial component and a femoral knee component. In one embodiment of the invention, the femoral component also includes refer... | 11/05/1996 |
| 5549685 | Augmentation for an orthopaedic implant An augment for an orthopaedic implant contains a countersunk through hole. A fixation means interacts with the countersink to produce both downward and lateral forces on the augment. As the fixation means is tightened, it abuts one side of the countersink... | 08/27/1996 |
| 5512610 | Bone cement composition A bone cement composition has adjustable rheological properties, high strength, and produces a uniform radiological image. The cement is characterized by controlled retention and release of additives incorporated in beads included in the dry component of ... | 04/30/1996 |
| 5509377 | Hay feeder A hay feeder comprising a container for holding hay and having an open top to provide access to the hay. A wire mesh float rests on top of the hay. As hay is removed from the container the float moves down with the diminishing level of the hay. The wire m... | 04/23/1996 |
| 5507829 | Set of fixation stems having similar stiffness An implant fixation stem has a distal portion with a controlled stiffness. In one embodiment the deflection in response to a given force is equal to other similarly designed stems to give a surgeon consistent implantation feedback regardless of implant si... | 04/16/1996 |
| 5499970 | Debridement tip The debridement tip of the instant invention provides efficient cleaning action and is capable of handling excessive amounts of debris. It also is able to track irregular debridement sites such as canals and gutter wounds. It furthermore visually indicate... | 03/19/1996 |
| 5486180 | Apparatus for milling bone An apparatus is provided for milling bone. The apparatus includes a template having a reference surface for controlling depth of cut and a track for guiding the cutter in two dimensions to cut a planar surface.... | 01/23/1996 |
| 5462550 | Alignment guide and method An alignment guide comprises a guide block locator having surfaces for engaging a prepared femur and establishing a specific position relative to an intercondylar slot in the femur. The guide block locator contains an aperture for directing a guide block ... | 10/31/1995 |
| 5454784 | Control valve for a fluid set An irrigation system contains a safety relief valve and a safety relief valve control valve. The safety relief valve control valve acts to modulate the operation of the safety relief valve when there is flow from an outflow port. By this mechanism high fl... | 10/03/1995 |
| 5443518 | Knee position indicator A tibial knee component includes reference marks to which a surgeon can reference the location of the point of contact between the tibial component and a femoral knee component. In one embodiment of the invention, the femoral component also includes refer... | 08/22/1995 |
