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Class 623/1.42 - Drug delivery


Subclass of Class 623 - Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor
Definition: Subject matter wherein the artificial blood vessel member
No. of patents: 466
Last issue date: 05/29/2012


                    12  
NumberTitleIssue Date
5413597Three-layer vascular prostheses
The invention relates to three-layer vascular prostheses comprising an internal layer 1, a middle layer 2 and an external layer 3 which is characterized in that the middle layer 2 is made from a physiologically non-resorbable, porous material, and the int...
05/09/1995
5411550Implantable prosthetic device for the delivery of a bioactive material
An implantable prosthetic device for sustained release of a bioactive material into a fluid flow pathway of a patient comprises a body adapted for attachment to the fluid flow pathway. The body defines a primary lumen for accommodating fluid flow therethr...
05/02/1995
5405378Device with a prosthesis implantable in the body of a patient
The device comprises a prosthesis designed as a hollow body compressed against the action of restoring spring forces to a cross section reduced relative to an expanded use position, and held in this position by a strippable sheath. After the sheath is str...
04/11/1995
5399352Device for local drug delivery and methods for using the same
A device for the local delivery of a substance into a natural tissue conduit in the mammalian body, having a first clement capable of contacting the lumen of the conduit and a second element which overlays first element, a reservoir being formed between t...
03/21/1995
5376376Resorbable vascular wound dressings
The present invention is related to prostheses, their methods of manufacture and methods for repairing vascular lesions using such prostheses. Natural polymers such as collagen are processed and fabricated to form tubular resorbable vascular wound dressin...
12/27/1994
5370681Polyumenal implantable organ
A polylumenal implantable device comprises a body defining a plurality of capillary lumina. The prosthetic device is suitable for implantation in a patient as an arterial or venous bypass graft or shunt, or intra-organ implant as well as other purposes. T...
12/06/1994
5356433Biocompatible metal surfaces
Metallic surfaces of medical devices or components of medical devices are provided that have enhanced biocompatibility properties. The surfaces are prepared by a two-step procedure including covalently linking an organosilane having amine reactive sites w...
10/18/1994
5314688Local delivery of dipyridamole for the treatment of proliferative diseases
A method of inhibiting cell proliferation in mammals which comprises the local delivery of an inhibitory amount of dipyridamole. Inhibiting cell proliferation is useful for the treatment of proliferative diseases such as vascular restonesis, scleroderma, ...
05/24/1994
5207705Prosthesis of foam polyurethane and collagen and uses thereof
An implantable medical prosthesis is provided having a uniform mixture of foam polyurethane and collagen. The prosthesis can be shaped into an elongated hollow body tube useful for implantation in an animal. Alternatively, the prosthesis can be shaped int...
05/04/1993
5197977Drug delivery collagen-impregnated synthetic vascular graft
A collagen impregnated vascular graft including drug materials complexed with the collagen to be released slowly from the graft following implant. The graft is a porous synthetic vascular graft substrate having collagen fixed to the graft substrate and cr...
03/30/1993
5163952Expandable polymeric stent with memory and delivery apparatus and method
Self-restrained stent for use in a lumen of a vessel of a patient having a body with the vessel therein, comprising a substantially cylindrical member formed of a plastic material having a built-in elastic predetermined diameter and having a memory provid...
11/17/1992
5123917Expandable intraluminal vascular graft
An expandable intraluminal vascular graft includes a flexible cylindrical inner tube having a outer periphery and a plurality of separate scaffold member mounted on the outer periphery of the inner tube. The scaffold members are expandable, ring-like and ...
06/23/1992
5024671Microporous vascular graft
A vascular graft at least partially formed from porous hollow fibers, with at least some of the porous hollow fibers being located adjacent an inner surface of the vascular graft. The vascular grafts of the invention have a relatively small pore size for ...
06/18/1991
4784659Vessel and prosthesis impregnated with diisocyanate crosslinked gelatin
The invention relates to vessel prostheses formed from a porous vascular prosthesis impregnated with diisocyanate crosslinked gelatin for sealing the pores....
11/15/1988
4753652Biomaterial implants which resist calcification
A biomaterial implant into which is incorporated a sustained release polymer containing an anticalcium agent....
06/28/1988
4749585Antibiotic bonded prosthesis and process for producing same
There is disclosed an improved prosthesis coated, respectively, with an ionic surfactant, an antibiotic and/or antithrombiotic agent and treated with an immobilizing ionic exchange compound, to remove un-antibiotic bound ionic surfactant. The drug may be ...
06/07/1988
4740382Antibiotic bonded prosthesis and process for producing same
There is disclosed an improved prosthesis coated, respectively, with a cationic surfactant, an antibiotic compound and treated with an cationic exchange compound, to remove un-antibiotic bound cationic surfactant....
04/26/1988
4619655Plaster of Paris as a bioresorbable scaffold in implants for bone repair
Plaster of Paris is employed to form implants as well as a bioresorbable scaffold for implants and bone repair in animals. In bone repair, the plaster is mixed with a non-bioresorbable calcium source, such as calcium phosphate ceramic, to stimulate bone f...
10/28/1986
4612337Method for preparing infection-resistant materials
An infection-resistant polymeric material, such as polytetrafluoroethylene, for use on or within a human or animal body, for example, in the form of a vascular graft, can be prepared by an improved method which comprises the following sequence of steps: (...
09/16/1986
4563485Injection-resistant materials and method of making same through use of nalidixic acid derivatives
Infection-resistant materials, and methods of preparing same, suitable for use within the interior of a human or animal body in such forms as vascular grafts prostheses, or other implanted devices. The material is rendered infection-resistant by incorpora...
01/07/1986
4553974Treatment of collagenous tissue with glutaraldehyde and aminodiphosphonate calcification inhibitor
A process for the treatment of collagenous tissue to adapt it for use in a prosthetic implant and to promote the growth of endothelial cells thereon after implantation comprising treatment with at least one surfactant prior to fixation, treatment with age...
11/19/1985
4485097Bone-equivalent and method for preparation thereof
A bone-equivalent, useful in the fabrication of prostheses, is disclosed which is prepared from a hydrated collagen lattice contracted by fibroblast cells and containing demineralized bone powder....
11/27/1984
4451568Composition for binding bioactive substances
An acrylic-acid- based photopolymerizable composition is prepared which is capable of binding bioactive substances after being photopolymerized. The composition may be applied as a coating on a carrier substrate, photopolymerized and a bioactive substance...
05/29/1984
4347234Medicinally useful, shaped mass of collagen resorbable in the body
A shaped mass resorbable in the body, comprises collagen and a bioresorbable binding agent for collagen, the binding agent being selected, e.g., from polymers of C2-16 ଱-hydroxyalkanoic acids, polymers of natural amino acids, hydrolyzed c...
08/31/1982
4044404Fibrillar lining for prosthetic device
A lining for a prosthetic device such as an artificial internal organ comprises a mat of fibres prepared by electrostatically spinning an organic material and collecting the spun fibres on a receiver....
08/30/1977
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