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7390498 Method of forming bone with porous βtricalcium phosphate granules  
A porous β-tricalcium phosphate material for bone implantation is provided. The multiple pores in the porous TCP body are separate discrete voids and are not interconnected. The pore size diameter...
7357941 Method of delivering a bioactive agent with porous β-tricalcium phosphate granules  
A porous β-tricalcium phosphate material for bone implantation is provided. The multiple pores in the porous TCP body are separate discrete voids and are not interconnected. The pore size diameter...
7250550 Synthetic bone substitute material  
The invention includes a synthetic bone substitute material suitable for use as a replacement for cancellous bone in a bone graft composition, the material comprising a reticulated framework of...
7169317 Implant surface preparation  
The surface of a device that is surgically implantable in living bone is prepared. The device is made of titanium with a native oxide layer on the surface. The method of preparation comprises the...
7060287 Tissue augmentation material and method  
A permanent, biocompatible material for soft tissue augmentation. The biocompatible material comprises a matrix of smooth, round, finely divided, substantially spherical particles of a...
6977095 Process for producing rigid reticulated articles  
A process for producing a rigid reticulated article involves coating a reticulated substrate which has open, interconnected porosity with a first dispersion comprising a ceramic or metal powder to...
6969474 Implant surface preparation  
The surface of a device that is surgically implantable in living bone is prepared. The device is made of titanium with a native oxide layer on the surface. The method of preparation comprises the...
6949251 Porous β-tricalcium phosphate granules for regeneration of bone tissue  
A porous β-tricalcium phosphate material for bone implantation is provided. The multiple pores in the porous TCP body are separate discrete voids and are not interconnected. The pore size diameter...
6872403 Polymethylmethacrylate augmented with carbon nanotubes  
An augmented synthetic resin is provided. That resin includes carbon nanotubes dispersed in a polymethylmethacrylate matrix. The method of preparing this synthetic resin includes the mixing and...
6777001 Method of production of ceramics  
Spherical-shape ceramics obtained by dropping starting ceramics into a low temperature medium or composite spherical-shape ceramics having a composite layer obtained by applying a hydrothermal...
6720028 Impregnated ceramic core and method of making  
An impregnated fired, porous ceramic core for use in an investment casting shell mold in the casting of molten metals and alloys is strengthened by impregnating the core with an aqueous emulsion of...
6599961 Polymethylmethacrylate augmented with carbon nanotubes  
An augmented synthetic resin is provided. That resin includes carbon nanotubes dispersed in a polymethylmethacrylate matrix. The method of preparing this synthetic resin includes the mixing and...
6558612 Process for producing spherical biocompatible ceramic particles  
A permanent, biocompatible material for soft tissue augmentation. The biocompatible material comprises a matrix of smooth, round, finely divided, substantially spherical particles of a...
6540784 Artificial bone implants  
A process for making bone implants from calcium phosphate powders is disclosed. This process involves selectively fusing layers of calcium powders that have been coated or mixed with polymer...
6432437 Soft tissue augmentation material  
A permanent, biocompatible material for soft tissue augmentation. The biocompatible material comprises a matrix of smooth, round, finely divided, substantially spherical particles of a...
6306297 Packing material for liquid chromatography and process for producing the same  
Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a...
6183515 Artificial bone implants  
A process for making bone implants from calcium phosphate powders is disclosed. This process involves selectively fusing layers of calcium powders that have been coated or mixed with polymer...
6116911 Bone substitute for training and testing  
A bone substitute that drills and cuts like bone for use in training and testing comprising an inner core of a foamable polymer or other soft material and an outer shell of a polymer such as an...
5885540 Reactive tricalcium phosphate compositions  
Methods for producing a room temperature stable, phase pure α-C 3 P product, and compositions derived therefrom, are provided. In the subject method, a tricalcium phosphate source is heated to a...
5879362 Surgical instrument of a ceramic material and process for forming same  
In the case of a surgical instrument for performing an operation, the surgical instrument is intended to consist of a ceramic material, preferably in one piece.
5827287 High strength internal bone fixation devices and process for forming same  
Processes are set forth for forming high strength thermoplastic polymer bone fixation devices used, for example, in orthopedic surgery, where "strength" is quantified in terms of a given device's...
5730598 Prosthetic implants coated with hydroxylapatite and process for treating prosthetic implants plasma-sprayed with hydroxylapatite  
An implant and a process for treating the same wherein the implant has a highly pure coating of crystalline hydroxylapatite (HA). The implant is initially coated with HA using a plasma spraying...
5709742 Reactive tricalcium phosphate compositions  
Methods for producing a room temperature stable, phase pure α-C 3 P product, and compositions derived therefrom, are provided. In the subject method, a tricalcium phosphate source is heated to a...
5683667 Reactive tricalcium phosphate compositions  
Methods for producing a room temperature stable, phase pure α-C 3 P product, and compositions derived therefrom, are provided. In the subject method, a tricalcium phosphate source is heated to a...
5651884 Packing material for liquid chromatography  
Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a...
5651882 Packing material for liquid chromatography and process for producing the same  
Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a...
5639402 Method for fabricating artificial bone implant green parts  
Bone implants are made from calcium phosphate powders by selectively fusing layers of calcium powders that have been coated or mixed with polymer binders. The calcium powder mixture may be formed...
5580623 Storage stable partially neutralized acid compositions and uses  
Methods and compositions are provided for preparing storage stable partially neutralized acid compositions. The partially neutralized acid compositions are amenable to prolonged periods of storage....
5571493 Reactive tricalcium phosphate compositions and uses  
Methods for producing a room temperature stable, phase pure α-C 3 P product, and compositions derived therefrom, are provided. In the subject method, a tricalcium phosphate source is heated to a...
5569442 Reactive tricalcium phosphate compositions and uses  
Methods for producing a room temperature stable, phase pure α-C 3 P product, and compositions derived therefrom, are provided. In the subject method, a tricalcium phosphate source is heated to a...
RE35340 Packing material for liquid chromatography  
Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a...
5458643 Artificial intervertebral disc  
A prosthesis used for a damaged bone, an artificial articular cartilage or an artificial intervertebral disc being characterized in that the prosthesis is a composite body comprising polyvinyl...
5441635 Packing material for liquid chromatography  
Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a...
5342557 Process for preparing polymer particles  
A process is provided for preparing particles of polymer by heating the polymer having an inherent viscosity not exceeding about 0.6 dl/g when measured at a temperature of about 30° C. in...
5314478 Artificial bone connection prosthesis  
A prosthesis used for a damaged bone, an artificial articular cartilage or an artificial intervertebral disc being characterized in that the prosthesis is a composite body comprising polyvinyl...
5266248 Method of producing hydroxylapatite base porous beads filler for an organism  
A method of producing a hydroxylapatite base porous beads filler for an organism, including mixing hydroxylapatite powder having particle sizes not larger than 125 μm, in an amount ranging from 40...
5258044 Electrophoretic deposition of calcium phosphate material on implants  
The invention features a method for preparing coated implants. The method includes the steps of: (a) providing a gel of amorphous calcium phosphate having a calcium to phosphorous ratio of 0.5 to...
5152973 Synthesis of submicron powders under reduced oxygen pressure  
The invention process provides a metal oxide, or oxides of more than one more metal, wherein the oxides have a mean particle size less than 1 micron. The oxides are made by steps including (1)...
5143662 Process for preparing particles of bioabsorbable polymer  
A process is provided for preparing bioabsorbable polymer particles employing rotary atomization.
5137534 Method for producing dental and medical bone prosthesis and bone prosthesis produced thereby  
A method for producing a dental and medical bone prosthesis comprising the step of: adding an aqueous acidic solution of an organic or inorganic acid, such as phosphoric acid, citric acid, or...
5102983 Process for preparing foamed, bioabsorbable polymer particles  
A process is provided for preparing foamed, bioabsorbable polymer particles employing a freeze-drying operation.
5098842 Medium, apparatus and method for cell separation  
A sintered hydroxycalcium apatite body having an average particle size of 50-2,000 μm is used to form a packing in a cell separating column for use in separating groups or populations of cells...
5064436 Bone prosthetic material  
A bone prosthetic material composed of calcium phosphate group granules which have open cells with an average pore size of 0.01-(10 μm) 2 over a surface density of at least one per 10 μm 2 . The...
5047031 In situ calcium phosphate minerals method  
Calcium phosphate minerals are formed by using phosphoric acid substantially free of uncombined water in conjunction with a calcium source, normally as any combination of carbonate, phosphate and...
5039408 Packing material for liquid chromatography  
Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a...
5034059 Composition comprising octacalcium phosphate crystals and polypeptide  
Octacalcium phosphate and hydroxyapatite are provided, where octacalcium phosphate is produced as novel single crystals and organized polycrystalline structures that are non-dense. The crystals...
5030611 Porous ceramics material  
A porous ceramics material produced by the process comprising the steps of (i) mixing two or more ceramics in such a manner that at least one of the ceramics is different in sinterability from the...
5017518 Process for producing calcium phosphate ceramics having porous surface  
A process for producing calcium phosphate ceramics having a porous surface is described, which comprise the steps of: a) preparing untreated calcium phosphate ceramics, which comprises a mixture...
5011495 Unique bone regeneration tricalcium phosphate  
Although many materials have been used for osseous wound repair, no agent rrently available provides the surgeon with a predictable level of bone regeneration. Because they do not elicit elicit...
4902649 Hard tissue substitute composition  
A composition for use in forming a hard tissue substitute comprising (A) a powder ingredient mainly comprised of Ca n +2 (PO 4 ) 2 O n -1, where n is from 1.9 to 4.9 and (B) an aqueous solution of...
Matches 1 - 50 out of 58 1 2 >