Matches 1 - 27 out of 27


Match Document Document Title
8142509 Patellar components  
Embodiments of the present invention provide patellar component designs that are optimally shaped to help reduce shear force and accommodate slight implantation error. Further, they help lessen...
8092544 Implantable patella component having a thickened superior edge  
An orthopaedic implant includes a patella component having a posterior bearing surface configured to articulate with the femoral condyles of a femur, and an anterior surface having a number of pegs...
7972383 Implantable patella component having a thickened superior edge  
An orthopaedic implant includes a patella component having a posterior bearing surface configured to articulate with the femoral condyles of a femur, and an anterior surface having a number of pegs...
7878989 Knee prostheses  
A total knee prosthesis comprises a femoral component and a patellar component. The femoral component has a patellar flange into which is built a twist or roller coaster configuration. The patellar...
7691149 Porous titanium modular revision patella system  
A patellar implant includes a posterior portion and an anterior portion. The posterior portion may define an articulating surface and a first retaining feature. The anterior portion may define a...
6709460 Patellar bearing implant  
A patellar bearing having extended, rounded contours on the superior and inferior edges of its articulating surface.
6602292 Mobile bearing patella prosthesis  
An implantable patellar prosthesis accommodates variations in placement of the prosthesis relative to the patella without limiting use of the prosthesis. The prosthesis utilizes a base component...
6589248 Patellar alignment device  
A patellar alignment device for determining the position of a patella prosthesis. The device comprises two components—a baseplate and a mobile component which is preferably magnetically attached t...
6315798 Prosthetic implant attachment surface  
A metal backing for inclusion in the manufacture of a prosthetic component having a plastic bearing element on an upper surface and has a bottom surface portion with elements for attachment to a...
6146423 Patella replacement apparatus  
A patella replacement device consists of a porous metal insert which is surrounded by a metallic ring which is press-fit to a portion of the insert. The porous insert has cement accommodating...
5723016 Implantable prosthetic patellar components  
An implantable prosthetic patellar component comprises a patellar part (1) having one side (1a) adapted to be secured to the inner surface of a natural patella (10), and a femoral part (3) having...
5702465 Patella prosthesis having rotational and translational freedom  
A patellar prosthesis includes an articulation component having a prosthetic articulation surface and a base component for fixation to resected patellar bone. Each of the articulation and base...
5609644 Prosthetic patello femoral joint assembly  
A prosthetic patello femoral joint assembly comprises a patella mounting component on which is located a movable mobile bearing component. A first side of the bearing component is shaped to engage...
5609640 Patella prostheses  
A patella prosthesis is a mushroom shaped member whose head (1) is symmetrical or contoured to correspond to a human patella. The stem (2) is for insertion in a drilling in the resectioned surface...
5522901 Implant for replacing a rear patella part  
An implant to replace a rear patella part is provided, which comprises a prosthesis part imitating the patella part and a metal attachment part fixed in the prosthesis part, with which the implant...
5358529 Plastic knee femoral implants  
A knee prosthesis includes plastic femoral and metallic (or ceramic) tibial components. The plastic femoral knee component articulates against a polished metal (e.g. cobalt alloy, titanium alloy,...
5326361 Total knee endoprosthesis with fixed flexion-extension axis of rotation  
The invention is a total knee endoprosthesis with a fixed flexion-extension axis throughout all degrees of flexion and extension of the knee. The endoprosthesis has a femoral component with spaced...
5314480 Patellar components  
A patellar component 91) for use in conjunction with a prosthetic knee joint of the type comprising a femoral component and a tibial component comprises a metal disc (2) embedded within an...
5246460 Prosthetic patellar components  
A prosthetic patellar component is provided which has a fixation part adapted to be secured to the bone of the patella and an articulation part defining a surface for replacing the femoral facet of...
5236462 Metal-backed patellar prosthesis  
A two-piece patellar prosthesis for use in combination with a prepared patella has a plastic component with a dome, a body portion and a central post and a second metal component engaged to the...
5181924 Patella prosthesis  
The invention shows a patella prosthesis, which consists of an artificial slide member (2) made from polyethylene with sliding surface (3), with the slide member (2) being mounted on the rear of...
5019104 Patellar prosthesis and method of making the same  
A composite metal/plastic patellar prosthesis for implantation in the human body to replace the articulating surface of the patella is provided. The prosthesis includes a polymeric articulating...
4470158 Joint endoprosthesis  
Joint endoprosthesis for the total replacement of degenerate joints such as the ankle, knee, elbow, wrist and finger. When embodied as an ankle endoprosthesis (10), the device comprises a tibial...
4353135 Patellar flange and femoral knee-joint prosthesis  
A patellar flange for a knee joint prosthesis comprising a curved base and a pair of condylar runners, one of said condylar runners being attached to each lateral side of the base and extending...
4240162 Endoprosthetic patellar device  
An endoprosthetic device for replacing the patellar articular surface is provided in multi-part constructional form and comprises: a first part adapted for securement in the posterior region of the...
4041550 Artificial patella and method of repairing a natural patella  
An artificial patella for use in the human body in place of a natural patella which has been damaged beyond repair. The artificial patella comprises a rigid wafer-like member having a contour...
3927423 Patellar implant and method  
A patellar implant replaces the damaged underlying cartilage of the patella. The implant, formed of silicone rubber, is contoured to fit into a depression formed in the resected posterior surface...
Matches 1 - 27 out of 27