Matches 1 - 46 out of 46
Match Document Document Title
7323013 Differential porosity prosthetic hip system  
A prosthetic femoral implant for use in a hip joint, as a ball and socket type joint, is disclosed. The implant includes a modular neck having a variety of adjustable positions to adjust the...
7258810 In-situ oxidized textured surfaces for prosthetic devices and method of making same  
A textured surface and oxidation layer coating on a metallic material is accomplished through the chemical and/or electrochemical etching of the surface to modify the surface texture and an in-situ...
7244275 Orthopedic implant surface configuration with a projection having a back cut  
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...
7087540 Resorbable bone replacement and bone formation material  
The invention relates to a resorbable bone replacement and bone formation material (augmentation material) based on porous β-tricalcium phosphate (β-TCP).
7052518 Artificial bone and tissue engineering carrier  
An artificial bone comprising a calcium phosphate-based ceramic porous body having a plurality of pores which are three-dimensionally distributed throughout an entire region of the porous body...
7018418 Textured surface having undercut micro recesses in a surface  
Textured surface having micro recesses such that the outer surface overhangs the micro recesses. Embodiments of the textured surface include sharp edges for promoting bone deposition and growth...
7014661 Transcutaneous prosthesis  
A transcutaneous prosthesis is disclosed comprising a first component ( 1 ) shaped for implantation into a bone ( 2 ), a second component ( 4 ) intended for location between the bone ( 2 ) and the...
6840960 Porous implant system and treatment method  
A porous implant system includes a gradient source adapted for transferring a gradient to an interface connected to an implant at a patient situs. The gradient source is controlled by a...
6802867 Orthopedic implant  
Disclosed is an orthopedic implant suitable for arthroplasty procedures. The orthopedic implant includes a first plate, a second plate, an axial support between the first plate and the second plate...
6800093 Device for spinal fusion  
A spinal implant replaces excised tissue removed during spine surgery. This implant includes fasteners which firmly attach it to vertebrae adjacent to excised tissue so as to transmit tension and...
6793678 Prosthetic intervertebral motion disc having dampening  
An articulating motion disc having a core member that expands laterally in response to an axial load to mimic the shock absorbing function of a natural intervertebral disc.
6726725 Prosthetic devices employing contacting oxidized zirconium surfaces  
Orthopedic implants comprising components of zirconium or zirconium-based alloys having surfaces coated with oxidized zirconium contacting other surface-coated oxidized zirconium are disclosed....
6660041 Hollow rasp for preparing a tubular bone  
The invention relates to a hollow rasp for preparing a tubular bone in which a post-shaped endoprosthesis is inserted. A manipulating instrument can be proximally coupled to the rasp. The rasp...
6602293 Polymeric composite orthopedic implant  
An orthopedic implant comprising a thermoplastic polymer or a composite comprising, in one embodiment, polyetheretherketone reinforced with 10% by volume of glass fibers, with an elastic modulus...
6599322 Method for producing undercut micro recesses in a surface, a surgical implant made thereby, and method for fixing an implant to bone  
A surgical implant having a datum surface for engaging tissue. Embodiments of the surgical implant include a recess in an original datum surface having a sharp undercut ovoid configuration and a...
6558422 Structures having coated indentations  
In one aspect the present invention provides indented structures that each include (a) a body defining a plurality of indentations, substantially all of the plurality of indentations including a...
6554867 Surface structure for intraosseous implant  
The intraosseous implant intended to be fitted in a bone is provided on the surface with a specific roughness, the implant surface having depressions ( 1 ) with a depth (c) of about 20 μm to about...
6547564 Bone implant having circumferentially oriented roughness  
Implant ( 10 ) having a shaft which is adapted in use to be embedded in bone tissue and which has an outer surface provided with a circumferentially-oriented roughness. The...
6511509 Textured bone allograft, method of making and using same  
The present invention is directed to a textured bone allograft for implantation in a patient, having one or more textured bone surfaces, and methods of making and using the textured bone graft. The...
6447550 Method of surface oxidizing zirconium alloys and resulting product  
An oxide coating is formed on zirconium or zirconium alloys of refined microstructure by a process comprising at least the step of inducing an appropriate altered surface roughness such that...
6391059 Membrane with tissue-guiding surface corrugations  
A resorbing, flexible implant in the form of a continuous macro-porous sheet ( 42 ) is disclosed. The implant is adapted to protect biological tissue defects, especially bone defects in the...
6387693 Method for producing cartilage tissue and implants for repairing enchondral and osteochondral defects as well as arrangement for carrying out the method  
Cartilage tissue and implants comprising tissue are produced in vitro starting from cells having the ability to form an extracellular cartilage matrix. Such cells are brought into a cell space ( 1...
6344061 Device for incorporation and release of biologically active agents  
The invention provides an implantable device coated with a layer of calcium phosphate and optionally one or more biologically active substances such as growth factors, lipis, (lipo)polysaccharides,...
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...
6217615 Arthroplasty process for securely anchoring prostheses to bone, and arthroplasty products therefor  
A synovial prosthetic member includes a body having an articulating surface and an anchor surface, the articulating surface being configured for articulation with another articulating surface of a...
6200346 Metal implant with anchoring surface  
A surface for a metal implant has a coarse structure of elevations and depressions, with the surface being permeated by a network of protruding ribs which form nodes and interstices or meshes...
6149689 Implant as bone replacement  
An implant is provided as a bone replacement having an open-meshed, three-dimensional structure which at least partially covers its surface and which is constructed from particles which are...
6069295 Implant material  
The invention provides a nanotechnology process for implant surface treatment for producing an implant article. The nanotechnology process comprises subjecting a non-porous material to a mechanical...
6010336 Living body-supporting member and preparation process thereof  
A living body-supporting member having a surface layer with multiple pores regularly arranged therein, in which the porous portions constituting the living body-supporting member are made of...
6008432 Metallic texture coated prosthetic implants  
A layer of material is interposed between a metallic texture coating and the substrate of a component of a prosthetic implant, the layer being bonded to the substrate and, in turn, receiving the...
6008431 Bone prosthesis with protected coating for penetrating bone intergrowth  
A bone prosthesis has a growth enhancement coating recessed in and protected by its surface topography. The topographic features define gaps under a few millimeters which are readily spanned by new...
6008430 Three-dimensional prosthetic articles and methods for producing same  
A three-dimensional porous mesh structure is prepared from a two-dimensional sheet form having a unique arrangement of main and secondary troughs on a first surface, and openings extending...
5944721 Method for repairing fractured bone  
A method for repairing fractured bone. The method includes the steps of reducing the fracture, securing a fixation device to the bone through at least one hole formed in the bone in order to...
5826586 Methods for producing medical implants with roughened, particulate-free surfaces  
Many medical implants have roughened surfaces that promote cell, bone or tissue adhesion as well as the adhesion of bone cement, for better affixing of the implants in the body. The roughened...
5728159 Serrated bone graft  
A serrated bone graft section for graft in a patient includes a body portion cut from elongate cortical bone, the body portion having a sidewall portion, the body portion having substantially...
5716412 Implantable article with ablated surface  
An implantable article includes a textured bone engaging surface having a surface texture pattern formed by a plurality of furrows separated by ridges that are integral with the base material from...
5665121 Preformed mantle  
A prosthesis having attachment portion for insertion into or attachment to a patient's bone without bone cement. Parts of the attachment portion on the prosthesis are attached to the bone are...
5645593 Prosthesis component  
A prosthesis component having a surface intended, in use, to come into contact with bone tissue, wherein at least part of the external surface is textured to provide an array of lands or peaks (12,...
5507815 Random surface protrusions on an implantable device  
An attachment surface for an implantable device has a random irregular pattern formed through a repetitive masking and chemical milling process. Surface material is removed from the implant surface...
5358533 Sintered coatings for implantable prostheses  
A sinterable coating for an implantable prosthesis is provided having 1) interstices into which tissue or bone can grow, and 2) increased surface roughness which provides enhanced initial press-fit...
5222983 Implantable prosthesis  
The shaft surface of a cementlessly implantable prosthesis is provided with a large number of holes which are formed as blind or pocket holes. Each hole is surrounded by a bulb in the form of a...
5108434 Longitudinally grooved shaft prosthesis  
A prosthesis includes an elongated shaft terminating in a proximal end and a distal end. The shaft has a center axis and an outer surface provided with grooves having side walls forming an...
5002575 Bone implant prosthesis  
A bone implant prosthesis having an outer stress-free surface and a subsurface carried generally beneath and parallel to the outer surface for bearing tensile stresses. The prosthesis of the...
4865603 Metallic prosthetic devices having micro-textured outer surfaces  
A prosthesis for implantation in bone is provided which comprises a metal body having an outer surface at least a portion of which includes: (a) a plurality of first recesses, each of the first...
4851008 Bone implant prosthesis with substantially stress-free outer surface  
A bone implant prosthesis having an outer stress-free surface and a subsurface carried generally beneath and parallel to the outer surface for bearing tensile stresses. The prosthesis of the...
4355428 Surgical prosthesis with grainy surface  
The invention relates to a process for manufacture of parts having a grainy surface and to parts obtained by this process. The process comprises making a rough wax pattern of the desired part,...
Matches 1 - 46 out of 46