| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 623220240 | And an inner insert liner cup | 65 |
| 20080208350 | Acetabular component of total hip replacement assembly - A device for use in surgical procedures involving arthroplasty, the device including a bearing member at least partially receivable within a bone engaging member and a liner positioned at least partially between said bearing member and said bone engaging member. | 08-28-2008 |
| 20090005878 | PROSTHESIS - A preassembled acetabular cup prosthesis comprising an outer shell and a ceramic liner located within the shell, said preassembled unit having been assembled ex-vivo under a controlled force selected to optimise the pre-stressing of the components of the prosthesis. | 01-01-2009 |
| 20090005879 | PROSTHESIS - A preassembled acetabular cup prosthesis comprising an outer shell and a liner located within the shell. | 01-01-2009 |
| 20090210067 | Acetabular Cup Fixation - An acetabular cup system includes an acetabular cup having a wall with an inner surface and an outer surface. The acetabular cup includes a fixation opening through the wall, the fixation opening including a first wall portion adjacent to the inner surface and a second wall portion adjacent to the outer surface. The acetabular cup system also includes a fixation fastener including a head and a shaft with a bone-anchoring portion. The fastener can be inserted though the fixation opening. The head includes a first head portion engageable with the first wall portion and a second head portion engageable with the second wall portion. | 08-20-2009 |
| 20090248168 | PROSTHESIS - An acetabular cup prosthesis having a shell component, a liner component located within the shell component and a filling means located in a space between the shell component and the liner component. | 10-01-2009 |
| 20090259318 | ASYMMETRIC FORMATION OF SOCKETS AND/OR SOCKET INSERTS FOR THE MANIPULATION AND SUPRESSION OF NATURAL FREQUENCIES - A socket or socket insert for a hip joint prosthesis, the shaft of which can be coupled with a ball head which in turn can be inserted in a rotatable manner in the hemispherical recess of the socket insert wherein the shaft can be implanted in the femur and the socket insert can be implanted directly or via a hip socket in the pelvic bone. To avoid squeaking, the socket and/or the socket insert are asymmetrically in their inner or outer geometries. | 10-15-2009 |
| 20090287311 | ASYMMETRIC DESIGN OF HIP SOCKET FOR REDUCING SOCKET DEFORMATIONS - A hip socket for use in a hip joint prosthesis comprising a shaft on which a ball head may be fixed, the ball head may be rotatably inserted in a socket insert and the socket insert may be inserted and fixed in the hip socket the shaft and the hip socket being implantable in the thigh bone and the pelvic bone respectively. Damages to the socket insert and/or limitation of the function of the sliding pair of ball head/socket insert may be avoided by local reduction of the calotte diameter of the socket insert, such that the hip socket has an asymmetrical design with regard to the stiffness and/or geometry thereof in two different directions (x, y) orthogonal to each other and to the symmetry axis (z) of the hip socket. | 11-19-2009 |
| 20100137995 | ACETABULAR SHELL - An acetabular cup assembly for a prosthetic hip joint is disclosed. This assembly includes an outer shell having at least one shell extension, an adaptor having at least one adaptor extension, and an insert. The inclusion of an extension on the outer shell and an extension on the adaptor allows for easier manipulation and implantation of the assembly. | 06-03-2010 |
| 20100179663 | ACETABULAR PROSTHETIC DEVICES - Devices, apparatus, and systems for replacing at least some of the functionality of the natural hip joint and associated methods of implantation are disclosed. In one aspect a prosthetic acetabular cup system is provided. The system includes a metal shell comprising an outer surface for securely engaging a prepared portion of an acetabulum, an opposing inner surface, and at least one snap-fit engagement feature associated with the inner surface. The metal shell has a thickness less than about 1.0 mm between the outer surface and the inner surface. The system also includes a pliable articulating component having an outer surface including at least one snap-fit engagement feature sized and shaped to snap-fittingly engage the at least one snap-fit engagement feature of the metal shell. The pliable articulating component also includes an inner surface for articulatingly receiving a femoral head. The second component has a thickness less than about 3.0 mm. | 07-15-2010 |
| 20100234964 | Acetabular Cup Implant for Artificial Hip Joint Using Shape Memory Alloy - Disclosed is an acetabular cup implant for an artificial hip joint suitable for being fitted to a bone using a shape memory alloy. The acetabular cup implant for an artificial hip joint comprises an acetabular cup formed of a shape memory alloy having a semi-spherical shape with a hollow section, and is capable of expanding upon exposure to a body temperature. A bearing installed in the hollow section of the acetabular cup is suitable for receiving a femoral head to facilitate rotation of a femur. | 09-16-2010 |
| 20100286789 | Acetabular Cup System - A system for replacing a hip joint can include a first acetabular cup formed of a first material and having a first inner diameter and a first thickness. A second acetabular cup can be formed of a second material and having a second inner diameter and a second thickness. A first femoral hip prosthesis can include a first femoral head that is alternately accommodated by either of the first or second acetabular cups. A bearing can be adapted to be interposed between the first femoral head and one of the first or second acetabular cups. The first and second inner diameters can be the same. The first thickness can be less than the second thickness. The first material can be distinct from the second material. | 11-11-2010 |
| 20110009975 | ACETABULAR CUP ASSEMBLY FOR MULTIPLE BEARING MATERIALS - A modular acetabular cup assembly ( | 01-13-2011 |
| 20110015752 | System and Method for Acetabular Cup - An acetabular implant assembly for replacing a portion of the anatomy is provided. The acetabular implant assembly can include a fiber-reinforced polymeric cup having an exterior surface that engages the anatomy and an interior surface. The acetabular implant assembly can also include a metal or ceramic bearing liner, which can be coupled to the interior surface of the with an acetabular implant assembly cup via a taper lock connection. The metal or ceramic bearing liner can have an interior bearing surface. The acetabular implant assembly can include a metal articulating member, which can be movable within the interior bearing surface to replace the articulating portion of the anatomy. | 01-20-2011 |
| 20110015753 | Multiple Bearing Acetabular Prosthesis - An acetabular prosthesis assembly can include an acetabular cup and a first liner. The acetabular cup can have an outer surface, an inner surface and an upper rim extending between the outer surface and the inner surface. The acetabular cup can have a cup connection portion including a groove formed on an upper face of the upper rim. The first liner can have an outer cup engaging surface and a liner connection portion that extends from a flange of the first liner. The liner connection portion can have a finger that is received by the groove formed on the upper face of the acetabular cup that selectively couples the liner connection portion with the cup connection portion in an assembled position. | 01-20-2011 |
| 20110077745 | Prosthesis Implantation Method - A trial implant kit includes a plurality of intermediate components and a plurality of inner components. Each of the plurality of intermediate components has a uniform inner surface, although at least two of the plurality of intermediate components having distinct outer surfaces. Each of the distinct outer surfaces is configured to engage one of a plurality of acetabular shell component geometries. Each of the plurality of inner components has a uniform outer surface portion and a bearing surface, the uniform outer surface portion configured to be received by the uniform inner surface of any of plurality of intermediate components. The bearing surface is configured to engage a femoral head. At least two of plurality of inner components having distinct bearing surface configurations. | 03-31-2011 |
| 20110190901 | Acetabular Prosthetic Devices and Associated Methods - Devices, apparatus, and systems for replacing at least some of the functionality of the natural hip joint and associated methods of implantation are disclosed. In one aspect a prosthetic acetabular cup system is provided. The system includes a metal shell comprising an outer surface for securely engaging a prepared portion of an acetabulum and an opposing inner surface. In some instances, portions of the inner and outer surfaces define an anchoring section that is deformable between an insertion configuration—where the anchoring section projects inwardly from the inner surface—and an anchoring configuration—where the anchoring section projects outwardly from the outer surface to define an anchoring protrusion for engaging the prepared portion of the acetabulum. In some embodiments, the system also includes a pliable articulating component having an outer surface including at least one engagement feature sized and shaped to engage with the metal shell. The pliable articulating component includes an inner surface for articulatingly receiving a femoral head. | 08-04-2011 |
| 20110282460 | Hip joint socket - In order to avoid any metallic wear of the material of the outer shell of a hip joint socket for implantation into the pelvic bone, comprising an outer shell consisting of metal and an insert arranged in it for supporting a joint ball of a femur implant, due to the joint ball sliding past the lower edge of the outer shell it is suggested that the lower edge of the outer shell be covered by a non-metallic material. | 11-17-2011 |
| 20110288649 | INTRODUCTION INSTRUMENT - An introduction instrument for inserting a liner into an acetabular shell is disclosed. The instrument includes a suction device which may be selectively released once the liner is appropriately situated in the acetabular shell. Such selective release prevents disruption of the positioning of the liner and/or the acetabular shell. | 11-24-2011 |
| 20120016486 | IMPLANT COMPONENTS AND METHODS - Systems, devices, and methods are provided for orthopedic implants. The implants may include a base member, such as an acetabular shell or an augment, that is configured to couple with an augment, flange cup, mounting member, or any other suitable orthopedic attachment. A cup member that fits within an implantable shell and has mounting members that anchor an implant to a patient's bone or soft tissue may be provided. The cup member may fit within the shell and have an exterior surface configured to mate with a corresponding interior surface of the shell to couple the cup member to the shell. The mounting members may be integral with the cup member, or may be adjustable to provide flexibility to accommodate a specific implant or patient anatomy. | 01-19-2012 |
| 20120089235 | IMPLANT COMPONENTS AND METHODS - Systems, devices, and methods are provided for orthopedic implants. The implants may include a base member, such as an acetabular shell or an augment, that is configured to couple with an augment, flange cup, mounting member, or any other suitable orthopedic attachment. Mounting members include, for example, flanges, blades, hooks, and plates. In some embodiments, the orthopedic attachments may be adjustably positionable about the base member or other attachments, thereby providing modularity for assembling and implanting the device, and various securing and/or locking mechanisms may be used between the components of the implant. | 04-12-2012 |
| 20120136455 | PROSTHETIC HIP IMPLANTS - Prosthetic hip stems and acetabular cups for use in prosthetic hip joints. The hip stem may include a core having a stem portion and a neck portion, a polymer matrix layer substantially covering the stem portion of the core, and a porous metal layer substantially covering the polymer matrix layer. The polymer matrix layer connects the core and the porous metal layer and provides a stiffness for the hip stem which more closely mimics the stiffness of bone than do known hip stems. The hip stems and acetabular cups additionally include a number of improvements adapted for more optimized results with certain types of patient anatomy, such as the anatomy of female patients, for example. | 05-31-2012 |
| 20120185059 | PROVISIONAL LINER SYSTEM - An acetabular cup assembly for use in the replacement of a hip joint, including a shell having a substantially hemispherical outer surface and an inner surface. The inner surface includes a groove extending at least partially around the inner surface. A provisional liner is provided which is receivable within the shell, the liner including a hemispherical cavity and articulation surface for receipt of the femoral head of a femoral prosthesis, and at least one flexible tab portion which engages the groove of the shell in a snap-fit manner. | 07-19-2012 |
| 20130079887 | DEFLECTION RESISTANT ACETABULAR CUP - An acetabular shell for use in hip arthroplasty. The shell includes a first wall having an outer surface, an inner surface, and a rim. The shell further includes a second wall extending from the outer surface of the first wall. The second wall has an outer surface, an inner surface, and a rim. The rim of the second wall is spaced outwardly from the rim of the first wall. | 03-28-2013 |
| 20130131823 | ACETABULAR CUP PROSTHESIS - Provided are acetabular cup implant assemblies that can be used in hip replacement surgery. Example assemblies comprise a shell and a liner. The liner can be positioned within a shell. Optionally, the liner can be rotated relative to the shell until the liner is seated in the shell in a position where the liner and shell can be secured to one another. Waveform-shaped features of the shell and liner can guide the relative rotation of the liner and shell. Also provided are methods of seating a liner in shell of an acetabular cup implant assembly | 05-23-2013 |
| 20130268083 | CUP WITH CROSSLINKED POLYMER LAYER CABLE TIES - This invention related to a method of forming a polymer component and comprises blending polymer particles with antioxidant to form a mixture in which the antioxidant coats the polymer particles, irradiating the polymer particles to cross-link the polymer particles therein and forming the irradiated mixture into a consolidated component. The invention also relates to a method of forming an articular surface for a prosthesis and a prosthesis having a polymer articular bearing surface wherein at least one predetermined portion of the bearing surface is provided with cross-linked polymer bonds. | 10-10-2013 |
| 20130297036 | Acetabular Cup - An acetabular cup comprises an outer shell preferably having a first tensile modulus, an inner liner preferably having at least a second tensile modulus which is greater than that of the said first tensile modulus, and at least one reinforcing element which extends from a polar region of the outer shell along a, preferably interior, surface of the outer shell. Preferably, a wall thickness of the outer shell at a region of intersection between a part-spherical portion and a frusto-conical portion of the outer shell is less at the part-spherical portion than at the frusto-conical portion. The reinforcing element has a longitudinal extent which improves the rigidity of the wall at at least the part-spherical portion. | 11-07-2013 |
| 20140074249 | Method And Apparatus To Identify Coordinated Components - A prosthetic system is disclosed that can have a feature for identifying an aspect of the prosthetic member and related instruments. The identification feature can identify cooperating components of the prosthetic system, such as an implant and instruments for use with the implant. | 03-13-2014 |
| 20140180431 | IMPLANT COMPONENTS AND METHODS - Systems, devices, and methods are provided for orthopedic implants. The implants may include a base member, such as an acetabular shell or an augment, that is configured to couple with an augment, flange cup, mounting member, or any other suitable orthopedic attachment. Mounting members include, for example, flanges, blades, hooks, and plates. In some embodiments, the orthopedic attachments may be adjustably positionable about the base member or other attachments, thereby providing modularity for assembling and implanting the device, and various securing and/or locking mechanisms may be used between the components of the implant. | 06-26-2014 |
| 20140188241 | COMPUTER-GUIDED SYSTEM FOR ORIENTING THE ACETABULAR CUP IN THE PELVIS DURING TOTAL HIP REPLACEMENT SURGERY - A method for determining the orientation of a first object in space, wherein the first, object is interactive with a second object, the method, comprising the steps of:
| 07-03-2014 |
| 20140207245 | CUP WITH CROSS-LINKED POLYMER LAYER - This invention relates to a method of forming a polymer component and comprises blending polymer particles with antioxidant to form a mixture in which the antioxidant coats the polymer particles, irradiating the polymer particles to cross-link the polymer particles therein and forming the irradiated mixture into a consolidated component. The invention also relates to a method of forming an articular surface for a prosthesis and a prosthesis having a polymer articular bearing surface wherein at least one pre-determined portion of the bearing surface is provided with cross-linked polymer bonds. | 07-24-2014 |
| 20140303743 | INNER ACETABULAR LINER FOR A DUAL MOBILITY FEMORAL HEAD CONSTRUCT - A dual mobility femoral head construct has a secure acetabular shell received within an acetabular recess formed in a pelvis. An implantable prosthetic device is implantable after a failure of an originally installed articular head insert of an acetabular cup assembly. A hemispherical liner is formed from a cast cobalt-chromium alloy for thinness and elasticity. At least three spacers are annularly displaced about an outer diameter of the hemispherical liner to define a uniform cement thickness with the secure acetabular shell. Web shaped depressions are formed circumferentially in the outer diameter of the hemispherical liner to receive cement to resist lever out forces and to secure the cement bond with the secure acetabular shell. A replacement articular head insert is then received for dual mobility rotational movement in an inner diameter of the hemispherical liner. A femoral head implant is received for articulating movement in the articular head insert. | 10-09-2014 |
| 20140324183 | PROSTHETIC ACETABULAR CUP - A prosthetic acetabular cup comprising a dome-shaped expandable shell having an annular rim portion ( | 10-30-2014 |
| 20140343682 | CONVERTIBLE ACETABULAR BEARING - An acetabular bearing is configured to be convertible between direct connection with the acetabulum of a patient's hip, and connection to an acetabular cup shell or other mounting structure, which is configured to be connected to the acetabulum. | 11-20-2014 |
| 20150045905 | Acetabular Components with Radiological Markers for a Hip Replacement Implant - An acetabular component of a hip replacement implant that is configured to be attached to an acetabulum and to receive a femoral component of the hip replacement implant. The component includes a concave body with a closed end configured to seat against the acetabulum and an open end configured to receive the femoral component. At least one radiological marker is positioned on the body and is visibly distinct from the body on X-ray imaging. The radiological markers may include an elongated shape with a length measured between a first end and a second end. The radiological markers may be shorter than the body such that they do not extend completely around the body and the first and second ends are spaced apart from one another. | 02-12-2015 |
| 623220250 | Adjustable insert liner cup | 2 |
| 20100070046 | Foldable Prosthetic Implant Element - The present invention seeks to provide improved joint implants and methods relating to joint implantation. An embodiment is described wherein an implant is constructed of a resilient material which may be deformed to facilitate implantation and final fixation at the joint. | 03-18-2010 |
| 20120150311 | METHOD AND APPARATUS FOR ACETABULAR RECONSTRUCTION - A trial system for a prosthesis is described. The prosthesis can include an acetabular prosthesis generally for implantation in an acetabulum and the surrounding pelvis. The acetabular prosthesis includes an acetabular cup having a substantially concave inner surface and a substantially convex outer surface. One trial shell or a collection of trial shells are provided to trial a range of motion of the hip joint before implanting a shell prosthesis into the acetabular prosthesis. | 06-14-2012 |
| 623220260 | One cup includes flexible wall | 3 |
| 20100191345 | PROSTHETIC ELEMENT AND RELATIVE METHOD TO MAKE IT - A prosthetic element including a cap made of metal material. At least part of the cap is a lattice that makes a plurality of open and intercommunicating cavities. | 07-29-2010 |
| 20110218639 | CUP SHEATH TO PREVENT SOFT TISSUE IMPINGEMENT - An acetabular cup and sheath assembly comprises a sheath and an acetabular cup. The sheath is configured to receive the acetabular cup within the sheath. The sheath and acetabular cup together are configured to pass through a surgical wound toward an implantation site. The sheath further comprises a penetration structure for passing the acetabular cup through the sheath when the acetabular cup is proximately close to an implantation site. | 09-08-2011 |
| 20130073051 | Multiple Bearing Acetabular Prosthesis - An acetabular prosthesis assembly can include an acetabular cup and a first liner. The acetabular cup can have an outer surface to contact a subject and an inner surface to engage the first liner. The first liner can have an outer cup engaging surface that couples with the acetabular cup in an assembled position. | 03-21-2013 |
| 623220280 | Including locking means between cups | 26 |
| 20080255672 | ORTHOPEDIC IMPLANT - An orthopedic implant is disclosed and can include a first component and a second component that can be installed in the first component. The orthopedic implant can further include a seal that can be installed between the first component and the second component. The seal can substantially prevent debris from the second component from migrating through the first component. | 10-16-2008 |
| 20100131073 | Multiple Bearing Acetabular Prosthesis - A prosthesis to replace a portion of the anatomy, such as the acetabulum, can include a first portion. A second prosthesis portion can be positioned relative to the shell to provide the bearing surface to articulate with a femoral head prosthesis or femoral head. The second prosthesis portion can include a connection portion to engage a connection portion in the shell. | 05-27-2010 |
| 20100234965 | INSERT FOR ACETABULAR CUP - An insert for an acetabular cup includes an insertion body having an external surface shaped to be able to be coupled with a mating seating of the acetabular cup. The insert includes at least a friction element positioned on the external surface to determine a predefined friction with the surface of the seating, so that, during use, the friction element prevents the relative rotation of the insertion body and the acetabular cup. | 09-16-2010 |
| 20110295381 | Bimetal acetabular component construct for hip joint prosthesis - This invention provides for a novel orthopedic prosthesis, specifically a prosthetic acetabular component for a prosthetic total hip joint, that comprises two constructs, one being a metal base construct that engages the bone and the other being a polyethylene bearing construct that attaches to the metal base construct and articulates with a femoral stem prosthetic component on the opposing side of the joint. The metal base construct is composed of two different metals, one of which engages the bone surface and the other of which engages the polyethylene bearing construct. Each of these metals is selected so that its characteristics are well suited to its particular function. More particularly, the first metal (i.e., the one that engages the bone surface) is selected so as to provide a superior bone-engaging face, while the second metal (i.e., the one that engages the polyethylene bearing construct) is selected so as to provide a superior polyethylene-engaging face. By combining the different material characteristics of two different metals in the metal bone construct, it is possible to simultaneously form a superior bone-engaging face and a superior polyethylene-engaging face. | 12-01-2011 |
| 20120143344 | UNIVERSAL LINER - The present invention relates to universal liner assemblies for use during hip joint replacement surgeries. The universal liners allow the surgeon a greater degree of selection of liners and shells, without being tied to typical liner/shell connections based on material connection constraints. | 06-07-2012 |
| 20130085576 | SELF CENTERING, ANTI-SEIZING ACETABULAR LINER - A liner adapted for insertion into an acetabular shell for use in hip arthroplasty. The liner includes a concave inner surface adapted to engage a femoral head. The liner also includes an outer surface adapted to engage the acetabular shell and a rim that extends between the inner surface and the outer surface. The outer surface includes a locking section extending from the rim, a composite-curved section extending from the locking section at a first transition point, and a dome section extending from the composite-curved section, wherein at the first transition point, the composite-curved section is tangential to the locking section. | 04-04-2013 |
| 20130218287 | Joint Socket and Method for Producing a Joint Socket - The present invention relates to a joint socket ( | 08-22-2013 |
| 20130245781 | ACETABULAR CUP ASSEMBLY FOR MULTIPLE BEARING MATERIALS - A modular acetabular cup assembly ( | 09-19-2013 |
| 20140039638 | Method And Apparatus For Acetabular Reconstruction - A trial system for a prosthesis is described. The prosthesis can include an acetabular prosthesis generally for implantation in an acetabulum and the surrounding pelvis. The acetabular prosthesis includes an acetabular cup having a substantially concave inner surface and a substantially convex outer surface. One trial shell or a collection of trial shells are provided to trial a range of motion of the hip joint before implanting a shell prosthesis into the acetabular prosthesis. | 02-06-2014 |
| 20140214171 | SELF-CENTERING, ANTI-SEIZING ACETABULAR LINER - A liner adapted for insertion into an acetabular shell for use in hip arthroplasty. The liner includes a concave inner surface adapted to engage a femoral head. The liner also includes an outer surface adapted to engage the acetabular shell and a rim that extends between the inner surface and the outer surface. The outer surface includes a locking section extending from the rim, a composite-curved section extending from the locking section at a first transition point, and a dome section extending from the composite-curved section, wherein at the first transition point, the composite-curved section is tangential to the locking section. | 07-31-2014 |
| 20140336777 | Bearing Fixation - Disclosed is a method of engaging a bearing liner within a shell member with an integrated projection portion. The integrated projection portion may deform a selected amount during positioning of the bearing liner within the shell. The shell may include a complementary engaging portion. | 11-13-2014 |
| 20150351918 | HYBRID ACETABULAR BEARING FOR ARTIFICIAL HIP - The invention features acetabular components for an artificial hip. The invention also features methods and tools for assembling a hip prosthesis that includes the acetabular components of the invention. | 12-10-2015 |
| 20160089242 | REVISION HIP IMPLANTS AND PROSTHESIS SYSTEMS - Revision hip implants and prosthesis systems include femoral heads, cups, screws, bridges, and segmental prostheses for revision surgeries. | 03-31-2016 |
| 20160106542 | Acetabular Prosthesis - Acetabular prosthesis comprising an acetabular cup, an acetabular insert, able to be stably coupled inside the acetabular cup and configured to receive an articulation head and a centering unit configured to guide and center the insertion and stable positioning of the acetabular insert in the acetabular cup. The centering unit comprises a centering hole provided in the acetabular cup and a centering pin provided on the acetabular insert and which develops along a centering axis, configured to be inserted in the centering hole. The centering pin is provided with an external lateral surface that has an undulating development along the centering axis. | 04-21-2016 |
| 20160158017 | SELF-CENTERING, ANTI-SEIZING ACETABULAR LINER - A liner adapted for insertion into an acetabular shell for use in hip arthroplasty. The liner includes a concave inner surface adapted to engage a femoral head. The liner also includes an outer surface adapted to engage the acetabular shell and a rim that extends between the inner surface and the outer surface. The outer surface includes a locking section extending from the rim, a composite-curved section extending from the locking section at a first transition point, and a dome section extending from the composite-curved section, wherein at the first transition point, the composite-curved section is tangential to the locking section. | 06-09-2016 |
| 623220290 | Locking ring | 11 |
| 20080221699 | 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 can be selectively disposed between the cup and the bearing. The ring can define an annular body having a slit formed therein. A removal tool can define a proximal end and a distal end. The distal end can define a ring engaging surface and a bearing engaging surface. The ring engaging surface can be adapted to engage the ring at the slit such that the ring expands radially from a locked position away from engagement with the bearing to an unlocked position. The bearing engaging surface can be adapted to engage the bearing and urge the bearing away from the cup. | 09-11-2008 |
| 20080255673 | Bearing Shell - A bearing shell made of plastic material is provided for a ball and socket joint for mounting a ball and socket joint pivot mounted rotatably and pivotably in the bearing shell with at least two shell parts | 10-16-2008 |
| 20090192626 | Constraining ring inserter - A hand held instrument is provided in one embodiment in a kit for use in positioning a constraining ring of an acetabular liner system and includes a shaft including a first coupling member, and a plurality of heads, each of the plurality of heads including (i) a base configured to couple with the first coupling member and (ii) a pair of resilient gripper arms, each of the pair of resilient gripper arms defining a constraining ring reception area having a size different from the constraining ring reception area defined by the pair of gripper arms of each of the other of the plurality of heads. | 07-30-2009 |
| 20090287312 | ACETABULAR CUP CONVERSION RING - An acetabular implant for hip replacement surgery includes a shell component and first and second alternative bearing components interchangeably engageable with the shell component to provide a choice in bearing materials. The shell component has an engagement mechanism suitable for locking engagement with the first alternative shell component. A conversion ring is lockingly engageable with the shell component to adapt the shell component to provide an engagement mechanism suitable for locking engagement with the second alternative shell component. | 11-19-2009 |
| 20100161072 | Prosthetic Liner - A prosthetic liner includes a convex exterior surface, a concave interior surface and a rim portion connecting the interior surface and the exterior surface. The liner includes a plurality of recesses and a plurality of fingers. Each of the plurality of recesses is formed in the exterior surface of the liner without extending to the interior surface of the liner. The plurality of fingers is positioned in the plurality of recesses and each of the plurality of fingers is connected to the exterior surface and extends toward the rim portion. The plurality of fingers may be resiliently moveable in the plurality of recesses. The plurality of fingers may be integral with the exterior surface of the liner. The rim portion may define a plane into which at least one of the plurality of fingers extends. | 06-24-2010 |
| 20100262257 | Joint Prosthesis for a Human Body and Associated Method - The object of the present invention is a joint prosthesis for a human body including: a spherical head ( | 10-14-2010 |
| 20110087335 | ACETABULAR CUP CONVERSION RING - An acetabular implant for hip replacement surgery includes a shell component and first and second alternative bearing components interchangeably engageable with the shell component to provide a choice in bearing components. The shell component has a shell component engagement mechanism suitable for engaging the first alternative bearing component. A conversion ring is also engageable with the shell component, so that a shell component/conversion ring assembly provides a second shell component engagement mechanism suitable for engagement with the second alternative bearing component. | 04-14-2011 |
| 20120191212 | CEMENT SHROUD FOR USE WITH CEMENTED PROSTHETIC IMPLANT - A shroud for protecting exterior portions of a prosthetic implant from adhesive and a method for utilizing the same. The shroud includes a hub, a rim, and at least one bridge connecting the hub and the rim. The rim of the shroud may be sized to cover substantially the same area as a guard of the implant. The method of utilizing the shroud involves securing the shroud to the prosthetic implant. A quantity of adhesive is provided, and the prosthetic implant is secured thereto. The shroud is removed from the implant, and then the guard is secured to the implant. | 07-26-2012 |
| 20130123932 | Acetabular Cup Prosthesis And Method Of Forming The Prosthesis - An acetabular cup prosthesis comprising an acetabular cup having a rim and comprising a metal band applied around the outer circumference of the acetabular cup prosthesis and adjacent to said rim. | 05-16-2013 |
| 20130231751 | MONOPOLAR CONSTRAINED ACETABULAR COMPONENT - The present invention provides monopolar acetabular liners ( | 09-05-2013 |
| 20150305872 | MAINTAINING PROPER MECHANICS THA - A prosthetic hip joint comprising: (a) a femoral component including a femoral head; and, (b) an acetabular component including an acetabular cup and an acetabular cup insert, the acetabular cup insert sized to receive the femoral head, where the femoral head is sized to have a spherical center that matches a spherical center of a patient's native femoral head, where the acetabular cup is sized to have a cavity with a spherical center that matches a spherical center of a cavity of a patient's native acetabulum and, where the femoral head center of the femoral component is concentric with the center of the cavity of the acetabular cup. | 10-29-2015 |
