Matches 1 - 24 out of 24


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...
8128704 Femoral trochlea prostheses  
Various embodiments of femoral trochlea prostheses useable in a knee joint. The knee joint includes a patella and a distal femur with a femoral trochlea, or patello-femoral groove. In one...
8008365 Crosslinking of polyethylene for low wear using radiation and thermal treatments  
The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a...
8003709 Crosslinking of polyethylene for low wear using radiation and thermal treatments  
The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a...
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...
7615054 Bicompartmental knee implant and method  
An improved method of performing surgery on a joint in a patient's body, such as a knee, includes making an incision in a knee portion of one leg while a lower portion of the one leg is extending...
7544209 Patello-femoral prosthesis  
A patello-femoral prosthesis is provided for replacing the engagement surfaces between the patella and the femur. The prosthesis is configured to cover the trochlear groove and extend into the...
7429346 Method of forming a temporary prosthetic joint using a disposable mold  
An orthopedic implant device and method is disclosed. Specifically, a knee mold system is disclosed, including elastic tibial and femoral molds, each of which may be configured and dimensioned as a...
7258701 Systems and methods for compartmental replacement in a knee  
A knee replacement system provides a knee implant that may be used to more accurately replicate the diameter of a natural knee. In one embodiment, a patellofemoral component is connected to the...
6916341 Device and method for bicompartmental arthroplasty  
Disclosed is a device and method of bicompartmental arthroplasty of the knee. The device permits arthroplasty of the medial or lateral and patellofemoral compartments of the knee while leaving the...
6800670 Crosslinking of polyethylene for low wear using radiation and thermal treatments  
The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a...
6589283 Elongated femoral component  
The invention relates to a knee joint prosthesis system adapted to replace the articulating knee portion of a femur and a tibia. The knee joint prosthesis system includes a first femoral component...
6132468 Arthroscopic replacement of cartilage using flexible inflatable envelopes  
A flexible "scaffold" envelope is disclosed which can be used to replace damaged cartilage in knees, shoulders, or other joints of a mammalian body. Designed for use in arthroscopic surgery, the...
5658344 Tibial insert reinforcement pin  
A knee prosthesis includes a femoral component, a patella insert, a tibial bearing insert, a tibial tray and a reinforcement pin. The reinforcement pin is constructed such that it includes a ribbed...
5593450 Oval domed shaped patella prosthesis  
An improved knee prosthesis disclosed that includes a patella for positioning in a trochlear groove formed by two condyles of a femoral component. The novel patella of the disclosure has an...
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,...
4888021 Knee and patellar prosthesis  
A prosthetic knee joint is provided having an extended position, an intermediate position, and a flexed position. The motion of the joint includes a minor segment from the extended position to the...
4344192 Full dual element prosthesis designed for the femoro-patellar joint  
Full dual element prosthesis designed for the femoro-patellar joint. This invention pertains to a full dual element prosthesis for the femoro-patellar joint, and including a dissymmetrical patellar...
4151615 Prosthetic patello-femoral joint  
A prosthetic patello femoral joint includes a patellar and a femoral component designed to replace the articular surfaces of this joint in normal relationship with each other and with the patella...
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...
4007495 Patello-femoral prothesis  
A patello-femoral prosthesis comprising a patellar prosthesis and a femoral prosthesis which are connected to each other for relative sliding movement. The connecting means comprises a keyhole...
3964106 Three-part total knee prosthesis  
A prosthesis that replaces the articulating surfaces of the knee joint with mechanical devices which are designed to reproduce its function. A portion of the lower end of the femur is removed and...
3878566 Patello-femoral prosthesis  
Prosthesis means for replacing the articulating surfaces of the patello-femoral joint. The prosthesis means includes a femoral component for attachment to the patellar facet of the femur and...
3806961 PHOSTHETIC PATELLA IMPLANT  
The implant includes an annular sector having a guide groove for implanting in the femur and a slidable member for implanting in the patella which member has a manner of arcuate shape for sliding...
Matches 1 - 24 out of 24