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7384430 Low crystalline polymeric material for orthopaedic implants and an associated method  
A component made from a crosslinked polymeric material, wherein the crosslinked polymeric material has a reduced crystallinity is described. An associated method for fabricating such a component is...
7383164 System and method for designing a physiometric implant system  
A system improves the design of artificial implant components for use in joint replacement surgeries. The system includes an anthropometric static image data analyzer, an implant model data...
7381752 Selective, controlled manipulation of polymers  
The present invention provides partial and complete shielding approaches to alter the cross-linking characteristics of irradiated polymers, such as polyethylene. Irradiated polymers and fabricated...
7303585 Endoprosthesis for a shoulder joint  
A rotation-symmetrical articulation chamber is formed in the shaft head of an endoprosthesis. An axial articulation member is disposed in this chamber. The articulation member axis and the axis of...
7297165 Joint prostheses  
Joint prostheses are provided which may be used to replace, for example, knee, elbow or ankle joints. A knee prosthesis comprises a pin and a pivoting member. The pin bridges a gap between a medial...
7291169 Cartilage implant  
A cartilage implant for replacing a portion of the cartilage adjacent to a skeletal joint is presented.
7273499 Modular trial mechanism  
A prosthetic trial for a joint prosthesis includes a stem having a proximal section and a distal section for implantation in a bone. A body includes a channel receiving at least the proximal...
7217294 Acellular matrix implants for treatment of articular cartilage, bone or osteochondral defects and injuries and method for use thereof  
An acellular matrix implant for treatment of defects and injuries of articular cartilage, bone or osteochondral bone and a method for treatment of injured, damaged, diseased or aged articular...
7195645 In vivo joint space measurement device and method  
A joint endoprosthesis system has first and second prosthetic components. The second prosthetic component has a bearing surface. The interface of the bearing surface and the first prosthetic...
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,...
7186362 Methods of improving the wear resistance of prosthetic medical devices  
A prosthetic medical device exhibiting improved wear resistance is fabricated by sealing at least one polyolefinic material in an airtight container and providing an inert atmosphere within the...
7128763 Joint treating method  
A method for treating a non-weight bearing arthritic joint involves resecting at least one of the opposed joint surfaces to expose a cancellous bone surface. A bioresorbable implant is mounted to...
7125193 Modular connection for orthopedic component  
An orthopedic component comprising a first element and a second element, with the first element and the second element being secured to one another with a modular connection, wherein the modular...
7115145 Acetabular component  
An acetabular prosthesis generally consists of an acetabular component and an acetabular shell. The acetabular component includes an acetabular articulating component and an acetabular constraining...
7115143 Orthopedic implant surface configuration  
The present invention is a specialized orthopedic implant having an exterior surface for engaging bone. The surface comprises arrayed projections having at least one forward facing facet directed...
7108719 Joint prosthesis  
In a joint prosthesis with a base piece for anchoring in the bone, a collar piece articulated thereon and defining a collar axis, and a collar extension on the collar piece situated on the collar...
7097662 In-vivo orthopedic implant diagnostic device for sensing load, wear, and infection  
A device for providing in vivo diagnostics of loads, wear, and infection in orthopedic implants having at least one load sensor associated with the implant, at least one temperature sensor...
7087084 Method for replacing a natural facet joint with a prosthesis having an artificial facet joint structure  
A prosthesis replaces all or a portion of a natural facet joint on a vertebral body. The prosthesis has a prosthesis body that accommodates fixation to the vertebral body at or near a pedicle and...
7077867 Prosthetic knee joint having at least one diamond articulation surface  
Prosthetic joints, components for prosthetic joints, superhard bearing and articulation surfaces, diamond bearing and articulation surfaces, substrate surface topographical features, materials for...
7077865 Method of making an intervertebral disc prosthesis  
A system for repairing an intervertebral disc by delivering and curing a biomaterial in situ within the disc. The system includes both a device, having an insertable balloon and related lumen,...
7037342 Implant for reconstruction of joints  
A spacer member ( 1 ) is intended to be placed between the ends of the bones which are to be connected, one end of the spacer member being designed to form a joint surface against one of the bone...
7004975 Coated joint endoprosthesis  
Joint endoprostheses are provides which respectively have a joint part with a metallic core, wherein the metallic core is coated, in regions that roll and/or slide on another joint part during...
6926738 Modular knee joint prosthesis  
A knee joint prosthesis includes a femoral component for engaging the femur having an articular surface and a recess within the articular surface, and a tibial component for engaging the tibia with...
6887276 Modular implant for joint reconstruction and method of use  
Modular orthopedic implants for joint reconstruction and methods of use therein are described that comprise base, body, and stem components. The base receives an articulating portion on a first end...
6875238 Extended life prosthetic joints through thermal management  
A prosthetic joint has two load-bearing surfaces that are slidingly disposed relative to each other and define a region of frictional contact. The joint is thermally managed as heat is removed from...
6827739 Easily assembled provisional orthopaedic implant  
An easily assembled provisional orthopaedic implant having first and second components. The first component may include a stem which can be inserted into an intramedullary canal and may be a...
6818020 Non-oxidizing polymeric medical implant  
A medical implant made of polymeric material having an increased oxidation resistance is formed by a method including the steps of placing a resin powder in a sealed container. A substantial...
6818019 Joint prosthesis  
In a joint prosthesis the head cap is connected via a collar piece to the shaft piece which may be anchored in the bone. The collar piece is coupled to the shaft piece by a joint head in a...
6811568 Artificial joint  
The present invention provides an artificial joint which can be rapidly, securely and easily fixed while being suited to an inner surface of a bone marrow hole by a novel structure absolutely...
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...
6786933 Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices  
A medical prosthesis for use within a body which is formed of radiation treated ultra high molecular weight polyethylene having substantially no detectable free radial. Preferred prosthesis...
6783550 Prosthesis and methods for unicompartmental and total knee arthroplasty  
A knee joint prosthesis, comprising at least one femoral component and at least one tibial component. The femoral component having a first portion adapted for fixable attachment to a distal end of...
6783549 Modular humeral head resurfacing system  
A two piece humeral component for use in shoulder arthroplasty which is adapted to be implanted into a humerus and engaged by a glenoid component of a scapula. The humeral component includes a body...
6774155 Method for treating polymer materials and products produced therefrom  
The invention is directed to methods for fabricating devices from polymer precursors, along with devices so fabricated. The methods of the invention include the steps of plasma treating a polymer...
6773461 Constrained prosthetic knee with rotating bearing  
A constrained prosthetic knee having a modular hinge post and a rotating bearing. A cannulated hinge post is rotatably connected to the femoral component of the knee prosthesis so that a hinge post...
6726727 Cross-linked ultra-high molecular weight polyethylene for medical implant use  
The present invention relates to the prevention and decrease of osteolysis produced by wear of the ultrahigh molecular weight polyethylene (UHMWPE). Methods are disclosed for the isolation of wear...
6695619 Orthopaedic demonstration aid  
An orthopaedic skeletal joint demonstration aid for demonstrating the fitting to a skeletal joint of additional different versions of an orthopaedic prosthesis in different surgical techniques...
6686437 Medical implants made of wear-resistant, high-performance polyimides, process of making same and medical use of same  
A medical implant having at least a portion thereof made of a formable, pyromellitic, dianhydride (PMDA)-free, non-halogenated, aromatic polyimide is disclosed. Further disclosed are a process of...
6685743 Plasma-assisted surface modification of polymers for medical device applications  
The surface of a high molecular weight polymer such as high molecular weight polyethylene is modified in a localized manner by treatment with a plasma gas. The treatment produces a variety of...
6677415 Method of compression moulding of polymer powder and product produced  
A process of compression moulding an article from a polymer powder comprising; a) applying a polymer powder to a mould; b) compacting the polymer powder by the application of a pressure P; c)...
6676704 Prosthetic joint component having at least one sintered polycrystalline diamond compact articulation surface and substrate surface topographical features in said polycrystalline diamond compact  
Prosthetic joints, components for prosthetic joints, superhard bearing and articulation surfaces, diamond bearing and articulation surfaces, substrate surface topographical features, materials for...
6673114 Multi modular trialing system and instrumentation  
Methods, instrumentation and devices for humeral implant positioning, including an improved trialing system utilizing an adjustment instrument and orientation indicia.
6652592 Segmentally demineralized bone implant  
This application provides a novel unitary bone implant having at least one rigid, mineralized bone segment, which may be machined to include threads, grooves, a driver head, perforations, a recess,...
6652586 Prosthetic devices employing oxidized zirconium and other abrasion resistant surfaces contacting surfaces of cross-linked polyethylene  
Orthopedic implants which includes the components of zirconium or zirconium-based alloys having surfaces coated with oxidized zirconium or alternatively, other orthopedic implants comprising...
6645251 Surfaces and processes for wear reducing in orthopaedic implants  
Artificial implants having reduced area to provide reduced wear are provided. The reduced area is particularly located at areas where greatest wear is exhibited. In a particular embodiment of a...
6641615 Acetabulum spacing device  
A spacing device for supporting a joint adjacent to diseased bone or missing bone tissue, comprising a support piece and a semi-resilient pad. The pad is shaped to cradle and support the healthy...
6626949 Diamond coated joint implant  
A joint implant, which is not itself a femoral component for a conventional hip joint replacement prosthesis having a diamond or diamond like coated ball, has a diamond or diamond like coated...
6610096 Prosthetic implants having enhanced utility  
A prosthetic implant system connected to the tissue of a living organism. The system contains a first device for measuring the mechanical strain in the implant in an area thereof which is not...
6610095 Prosthetic joint having substrate surface topographical featurers and at least one diamond articulation surface  
Prosthetic joints, components for prosthetic joints, superhard bearing and articulation surfaces, diamond bearing and articulation surfaces, substrate surface topographical features, materials for...
6558794 Ceramic particulate reinforced orthopedic implants  
Material compositions for use in orthopedic implants comprising blends of ultra high molecular weight polyethylene (UHMWPE) and hard ceramic powders prepared by blending powdered UHMWPE and the...
Matches 1 - 50 out of 156 1 2 3 4 >