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Class 623/925 - Natural


Subclass of Class 623 - Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor
Definition: Subject matter relating to an artificial body member made
No. of patents: 16
Last issue date: 08/08/2006


NumberTitleIssue Date
7087082Bone implants with central chambers
A bone fusion implant for repair or replacement of bone includes a hollow body formed from at least two bone fragments which are configured and dimensioned for mutual engagement and which are coupled together. The hollow body may be formed of autograft, allograft, o...
08/08/2006
RE38614Intervertebral allograft spacer
An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is a piece of allogenic bone conforming in size and shape with a portion of an end plate of a vertebra. The implant has a wedge-shaped profile to restore disc height and the natural c...
10/05/2004
6712850Porous tissue scaffolds for the repair and regeneration of dermal tissue
The present invention is a synthetic, biocompatible, bioabsorbable, porous foam tissue scaffolds possessing physicochemical properties suitable for use in the repair and regeneration of dermal tissue and to methods of preparing the foam scaffold. ...
03/30/2004
6666892Multi-formed collagenous biomaterial medical device
The invention involves a submucosa tissue that has the capability of being shape formed or shape configured. The submucosa involves a purified form of submucosa tissue. Optionally, the submucosa can be packaged in such a manner to permit sterility or main...
12/23/2003
6428561Biocompatible glue
Use of one or more saccharides, for example one or more non-toxic mono-, di-, tri-, oligo- or polysaccharides, in the manufacture of a biocompatible glue for adhering a first structure to a surface of a second structure. The biocompatible glue can be adap...
08/06/2002
6368356Medical devices comprising hydrogel polymers having improved mechanical properties
The invention provides a means of boosting the mechanical performance of shaped shaped medical devices comprising polymer hydrogels, such as stents, so that they may be more easily inserted into or removed from the body. In one aspect, the invention provi...
04/09/2002
6302909Calcification-resistant biomaterials
The invention involves a bioprosthetic article including a biocompatible material having at least one bound exogenous storage structure, the storage structures having collectively greater than about 0.5 mg metal cations per gram of biocompatible material....
10/16/2001
6277397Collagen material and process for producing the same
The present invention relates to a collagen material comprising a laminate in which a collagen ultra-fine fibrous non-woven fabric-like multi-layer structure is sandwiched between non-fibrous collagen layers, a thread-like material containing said collage...
08/21/2001
6258125Intervertebral allograft spacer
An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is a piece of allogenic bone conforming in size and shape with a portion of an end plate of a vertebra. The implant has a wedge-shaped profile to restore disc height and th...
07/10/2001
6206931Graft prosthesis materials
A graft prostheses (11), materials and method for implanting, transplanting, replacing, or repairing a part of a patient. The graft prosthesis includes a purified, collagen-based matrix structure removed from a submucosa tissue source. The submucosa tissu...
03/27/2001
6126686Artificial vascular valves
A method for preparing vascular valves from submucosal tissue is described. Both bicuspid and tricuspid valve constructs are described. The bicuspid constructs can be formed with or without a supporting stent. The tricuspid constructs are formed by fixing...
10/03/2000
5882354Close vascularization implant material
A device for implantation in a host having a material at an interface between the host and the device, said material having a conformation which results in growth of vascular structures by the host close to the interface....
03/16/1999
5336615Genetically engineered endothelial cells exhibiting enhanced migration and plasminogen activator activity
Genetically engineered endothelial cells which exhibit enhanced cell migration and enhanced urokinase-type plasminogen activator (u-PA) activity are provided. The cells are modified by incorporation of the coding sequence for the c-src gene so that the ce...
08/09/1994
5263992Biocompatible device with covalently bonded biocompatible agent
The biocompatibility of biomaterials having solid surfaces is improved through coating the same with biocompatible agents. The method for modifying the solid surface to improve biocompatibility employs molecules of a biocompatible agent and a chemical lin...
11/23/1993
4965110Electrostatically produced structures and methods of manufacturing
A tubular fibrous structure having smaller diameter fibers randomly oriented and larger diameter fibers and/or bundles of fibers circumferentially oriented. The structure includes elongated voids also generally circumferentially oriented....
10/23/1990
4863974Bone growth matrix and process for making it
The present invention provides for a bone growth material for filling in defects or hollow portions of bones to be ingrown by and coalesce with bone tissues wherein the bone growth material is comprised of expanded PTFE and calcium phosphate....
09/05/1989
 
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