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| Number | Title | Issue Date |
| 8070822 | Tool for controlling the mutual angle between the parts of an artificial hip joint A method for controlling the mutual angle between the parts of an artificial hip joint during an operation for insertion of the artificial hip joint, is described. The stem of the femoral hip prosthesis is fastened permanently or removable in the usual manner in the... | 12/06/2011 |
| 8048165 | Method and apparatus for removing a bearing A method for removing a bearing that is coupled to a prosthetic implant by a ring includes advancing a distal end of a removal tool in a first direction and into a slit formed in the ring. The ring can be caused to expand radially from engagement with the bearing. T... | 11/01/2011 |
| 7918895 | Method and apparatus for removing a bearing A system for replacing a portion of a shoulder joint can include a tray having an outer surface and an inner surface. The outer surface can be adapted to engage a humeral stem. A bearing can include an outer bearing surface and an inner articulating surface. The out... | 04/05/2011 |
| 7727282 | Method and apparatus for implanting a prosthesis A method and apparatus for implanting various portions of a prosthesis into an anatomy. The instruments can include portions that allow for positive and rigid engagement with a selected prosthesis member to allow for positioning it relative to the anatomy. Further, ... | 06/01/2010 |
| 7572294 | Method and apparatus for removing an acetabular bearing A system for replacing a portion of a hip joint can include a cup having an outer surface and an inner surface. A bearing can include an outer bearing surface and an inner articulating surface. The outer bearing surface can be positioned adjacent to the cup. A ring ... | 08/11/2009 |
| 7455693 | Leaflike shaft of a hip-joint prosthesis for anchoring in the femur Leaflike shaft (1) of a hip-joint prosthesis for anchoring in the femur, according to a towards a distal end (5), with a femur-anchoring section (1a, . . . 1i) having a long axis (A) and with a prosthesis neck (2), wh... | 11/25/2008 |
| 7363838 | Ratcheting torque wrench A method and assembly for tightening a locking element in an orthopedic implant comprises a ratcheting mechanism that includes a shaft portion and a sleeve portion operatively connected over the shaft portion. The assembly further includes a first handle or wrench o... | 04/29/2008 |
| 7344565 | Acetabular component insertion and extraction tool for use therewith, and method of locking an acetabular component to an insertion and extraction tool An acetabular component comprises a thin-walled, partial spherical body having an inner surface defining an articular surface and having angled recesses along an outer surface of the body for releasable engagement with an insertion and extraction tool. An insertion ... | 03/18/2008 |
| 7338497 | Femoral impactor-extractor A femoral impactor-extractor and method includes a body having an elongated passageway extending from a proximal end to a distal end, an elongated post positioned in such passageway for longitudinal movement therein and extending from a threaded proximal end to a di... | 03/04/2008 |
| 7338496 | Method and apparatus for positioning an implant A jig for positioning an implant at an implantation site in a bone. The jig comprises a first end, a second end opposite the first end, an exterior surface, an interior surface operable to receive at least a portion of the implant, and an engagement surface located ... | 03/04/2008 |
| 7316715 | Polyaxial screw for acetabular cup The invention relates to a device which is used for solidly connecting an acetabular cup shell to bone using at least one screw. According to the invention, the screw passes through a hole housing a ring mounted in the shell of the acetabular cup. The ring is mounte... | 01/08/2008 |
| 7297166 | Assembly tool for modular implants and associated method An assembly tool (1) for assembly of a first component (2) of a prosthesis (4) to a second component (6) of the prosthesis (4) for use in joint arthroplasty is provided. The tool (1) includes a first member (8) operab... | 11/20/2007 |
| 7291176 | System for establishing the orientation of a modular implant This invention provides apparatus and a method for assembling a modular hip implant where the desired orientation of the neck component is uniquely determined during the trialing phase of the operation, and that same desired orientation is accurately reproduced duri... | 11/06/2007 |
| 7261718 | Use of vibration with polymeric bone cements Methods of employing bone defect filling, e.g., polymeric bone cements, are provided. A feature of the subject methods is that vibration is employed in conjunction with the use of the cement, e.g., in preparation of the cement, in preparation of the target site, in ... | 08/28/2007 |
| 7261717 | Methods and devices for delivering orthopedic cements to a target bone site Methods and devices are provided for delivery an orthopedic, e.g., calcium phosphate cement to a target bone site. In practicing the subject methods, a flowable cement composition is delivered to a target bone site in conjunction with vibration. Also provided are th... | 08/28/2007 |
| 7252672 | Use of vibration with orthopedic cements Methods of employing bone defect filling, e.g., orthopedic cements, such as calcium phosphate cements and the like, are provided. A feature of the subject methods is that vibration is employed in conjunction with the use of the cement, e.g., in preparation of the ce... | 08/07/2007 |
| 7229478 | Shoulder prosthesis with anatomic reattachment features Apparatus and methods are disposed for maintaining the proper positioning of a prosthetic implant having proximal and distal ends within a prepared bone cavity during cement injection and curing. First stabilization means, implantable within the bone cavity, minimiz... | 06/12/2007 |
| 7220283 | Prosthesis including a mechanism for attaching a first component to a second component In one embodiment of the present invention a prosthesis including a mechanism for attaching a first component to a second component is provided. In one example (which example is intended to be illustrative and not restrictive), the first component may be a femoral h... | 05/22/2007 |
| 7211113 | Hip prosthesis An endoprosthesis utilizes a biomechanical structure based on the lever model of first degree. Contrary to the widespread practice, the inventive structure has a stem placed inside the femur bone, which is not rigidly attached to this bone. Accordingly, the bone, fo... | 05/01/2007 |
| 7192448 | Arthroplasty devices with resorbable component Arthroplasty devices having improved bone in growth to provide a more secure connection within the body. Different embodiments disclosed include devices having threaded intramedullary components, devices configured to receive bone growth promoting substances, device... | 03/20/2007 |
| 7179297 | Combined bipolar and unipolar trials The present invention is directed to a set of trial prosthesis instrumentation for use in trial fitting of a medical implant such as a femoral hip prosthesis. The two piece set provides a combined bipolar and unipolar trial prosthesis instrumentation and comprises a... | 02/20/2007 |
| 7179259 | Instrument assembly for lateral implant An instrument assembly for inserting a lateral fastener into a lateral bore of a stem body implanted into a bone. The instrument assembly includes an outrigger having an alignment tube extending laterally from the stem body, wherein the outrigger can be coupled with... | 02/20/2007 |
| 7175633 | Orthopedic implant insertion instruments Orthopedic implant insertion instruments for precision guiding of a fracture fixation implant into fractured bone to promote healing are disclosed. The implant insertion instruments comprise an insertion handle for implantation of a first fixation implant, an aiming... | 02/13/2007 |
| 7135044 | Modular prosthesis kits Modular prosthesis kits and systems are disclosed. The kit includes a plurality of stems having a bore therein and a plurality of necks having a tapered distal end adapted to taper lock in the bore of one of the stems. Each neck includes a stem registration element ... | 11/14/2006 |
| 7115131 | Apparatus and method for sculpting the surface of a joint The present invention provides a method and device for restoring individual patient joint kinematics using minimally invasive surgical procedures. The instrumentation of the invention sculpts the articular surface of a first bone that normally articulates in a prede... | 10/03/2006 |
| 7104995 | Method of preparing an acetabulum for receiving a head of a femoral prosthesis A femoral neck fixation prosthesis and method of using same which reduces bone loss and the avoids the other shortcomings of the prior art by allowing the fixation of a stable femoral head replacement while reducing the amount of the femur which must be reamed for t... | 09/12/2006 |
| 7097646 | Collapsible acetabular reamer A method and apparatus for performing minimally invasive hip surgery to implant an acetabular shell into the acetabulum. A collapsible acetabular reamer is moveable between an expanded position and a collapsed position. In the expanded position, the reamer reams the... | 08/29/2006 |
| 7074224 | Modular tapered reamer for bone preparation and associated method A kit (400) for use in performing joint arthroplasty is provided. The kit (400) includes a trial (12) and a reamer (2). The reamer (2) is for preparing a cavity (4) in the intramedullary canal (8) of a long bone (8... | 07/11/2006 |
| 7037311 | Tool for gripping an orthopedic implant A tool for gripping an orthopedic implant having a recess. The tool includes a plurality of engagement members which extend freely from the tool body to their free ends. An elongate biasing member having a radially enlarged portion at its distal end is positioned al... | 05/02/2006 |
| 7022141 | Alignment device for modular implants and method An instrument (200) for at least one of replicating and measuring the angular orientation of a first component (54) of a prosthesis (51) to a second component (52) of the prosthesis (51) for use in joint arthroplasty. The instrumen... | 04/04/2006 |
| 7001333 | Surgical retractor system The present invention provides an improved surgical retractor system useful for holding tissue away from a surgical site during a medical or dental procedure. In one embodiment, the surgical retractor system is comprised of a tubular member, such as a cannula, and a... | 02/21/2006 |
| 6991655 | Computer assisted insertion of an artificial hip joint A system and a method for ensuring correct insertion of the components of a femoral prosthesis, i.e. a prosthesis stem with a ball head and a cup with recess for receipt of the ball head, is described. The system comprises a tool for controlling the mutual angle bet... | 01/31/2006 |
| 6918914 | Minimally invasive adjustable acetubular reamer An acetabular reamer including a reaming head having arcuately-shaped segments generally symmetrically distributed about a center point. The arcuately-shaped segments are extendable or retractable about the center point to create a variable dimensioned recess in an ... | 07/19/2005 |
| 6911045 | Bio-implant insertion instrument The present invention is directed to an impact-absorbing member for use with an implant insertion instrument and the placement of an implant in a recipient's body. Preferably, the implant is a spinal implant for insertion into the intervertebral space. The impact-ab... | 06/28/2005 |
| 6908486 | Modular acetabular anti-protrusio cage and porous ingrowth cup combination A modular acetabular anti-protrusio cage and acetabular cup combination includes an acetabular cup having a bone ingrowth-promoting surface and a shaped anti-protrusio cage having one or more fixation flanges. The acetabular cup is attached to acetabular bone, and t... | 06/21/2005 |
| 6905515 | Junction for a modular implant The present invention provides an improved junction for modular implant components. ... | 06/14/2005 |
| 6884264 | System and methods for reducing interfacial porosity in cements The present invention provides a system and a method for reducing pores, or air pockets, that form at the interface between the material used to attach or adhere the surface of a component, such as a prosthesis, to a site. A preferred embodiment of the invent... | 04/26/2005 |
| 6840959 | Pelvic prosthesis plus methods and tools for implantation A pelvic prosthesis includes a ball socket and two substantially parallel fanned wings extending upward from the socket. A stabilizing hump is located directly above the socket and extends between and substantially perpendicular to the fanned wings. Each wing is pro... | 01/11/2005 |
| 6755865 | Joint prosthesis and method for placement A prosthesis for replacement of a ball and socket joint in the human body. The prosthetic components comprise a plurality of separate parts which may be inserted through a hole in the femur of the patient and assembled and attached to the prepared acetabulum of the ... | 06/29/2004 |
| 6746487 | Intramedullary trial fixation device An intramedullary fixation device for use in securing a trial in the medullary canal of a bone to determine the offset and orientation of a prosthetic implant for replacement of a joint articulating surface of the bone is disclosed. The fixation device comprises a b... | 06/08/2004 |
