Plasma Patents (Class 424/530)
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Publication number: 20080254093Abstract: Methods are described for using compositions containing platelet-rich plasma for the treatment of a variety of tissue lesions. Particularly, delivery of platelet-rich plasma to treat injured cardiac tissue is described.Type: ApplicationFiled: June 17, 2008Publication date: October 16, 2008Applicant: Bioparadox, LLCInventor: Allan Mishra
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Publication number: 20080248081Abstract: Methods are described for using compositions containing platelet-rich plasma for the treatment of a variety of tissue lesions. Particularly, delivery of platelet-rich plasma to cardiac muscle for treatment of chronic dysfunction of cardiac muscle is disclosed.Type: ApplicationFiled: June 17, 2008Publication date: October 9, 2008Applicant: Bioparadox, LLCInventor: Allan Mishra
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Publication number: 20080248083Abstract: Methods are disclosed to promote vascularization of tissue in mammals using an autologous platelet-rich plasma composition. In particular, a method of treating a cardiac tissue lesion is disclosed.Type: ApplicationFiled: June 17, 2008Publication date: October 9, 2008Applicant: Bioparadox, LLCInventor: Allan Mishra
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Publication number: 20080248082Abstract: Methods are described for using compositions containing platelet-rich plasma for the treatment of a variety of tissue lesions. Particularly, delivery of platelet-rich plasma to treat injured cardiac tissue is disclosed.Type: ApplicationFiled: June 17, 2008Publication date: October 9, 2008Applicant: Bioparadox, LLCInventor: Allan Mishra
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Publication number: 20080248084Abstract: Methods are described for using compositions containing platelet-rich plasma for the treatment of a variety of tissue lesions. Particularly, delivery of platelet-rich plasma to treat acute dysfunction of cardiac muscle (heart attack) is disclosed.Type: ApplicationFiled: June 17, 2008Publication date: October 9, 2008Applicant: Bioparadox, LLCInventor: Allan Mishra
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Publication number: 20080166421Abstract: A method of providing autologous conditioned plasma (ACP) for treatment of connective tissue injuries. The method comprises the steps of: (i) providing an apparatus comprising a centrifuge and a double syringe, the double syringe including an inner syringe body and an outer syringe body; (ii) drawing autologous blood into the outer syringe body; (iii) subjecting the autologous blood to at least one centrifugation step to obtain an autologous conditioned plasma (ACP); (iv) removing, with the inner syringe body, at least a portion of autologous conditioned plasma (ACP) from the outer syringe body; and (v) inject ACP for treatment of various cartilage or tendon damage or diseases.Type: ApplicationFiled: December 21, 2007Publication date: July 10, 2008Inventors: Michael Buhr, Werner Siekmann, Stephane Naudin
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Blood product from crocodylian species as a feed supplement for weanling pigs and poultry hatchlings
Publication number: 20080145444Abstract: The present invention is a feed supplement consisting of a blood product from at least one Crocodylian species such as the American alligator (Alligator mississippiensis). The blood product is whole blood, hemolyzed blood, serum or plasma. The feed supplement is a liquid or solid. The feed supplement may be combined with a high nutrient feed or starter diet. The feed composition may contain 0.1% or more by weight of the feed supplement. The feed supplement is fed to weanling pigs or poultry hatchlings to increase their weight and feed intake. It is also expected to promote gut health.Type: ApplicationFiled: December 14, 2006Publication date: June 19, 2008Inventors: Mark E. Merchant, Frederick LeMieux -
Patent number: 7351422Abstract: Proposed is a novel soluble trauma-healing and hemostatic cellulose fiber capable of absorbing and readily dissolving hemorrhaging trauma loci when applied thereto and of promoting the hemostatic action of blood platelets and fibrin and cell adhesion to the trauma site. The coagulation protein-containing soluble trauma-healing and hemostatic cellulose fiber is produced in that after treatment of a natural or regenerated cellulose fiber with an aqueous sodium hydroxide solution, said fiber is carboxymethylated by reaction with a monochloro acetic acid solution for a given time (hours) in such a manner that the degree of partial substitution of the glucose units constituting the cellulose molecule (etherification degree) is 0.5-less than 1.0% and that, furthermore, the coagulation proteins fibrinogen, thrombin, and coagulation factor XIII are imparted by surface application or chemical bonding.Type: GrantFiled: February 22, 2001Date of Patent: April 1, 2008Assignee: Hogy Medical Co., Ltd.Inventors: Yoshio Jo, Motonori Aoshima, Koji Tanabe, Koichi Matsushita, Toshiki Inoue
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Patent number: 7348411Abstract: A process for manufacturing a fibrin membrane from blood plasma that was partially depleted and subjected to coagulation by adding a solution of a physiological coagulating agent, leaving the mixture to stay until forming a gelatinous blood clot, and then dehydrating said blood clot to obtain a fibrous membrane, which is subjected to washing with softening agents and then to drying until obtaining a flexible and mouldable membrane. The membrane so obtained is capable to provide an immediate and complete haemostasis, followed by a whole reabsorption, without risk of adhesions with the neighboring tissues, up to the cicatrisation of the injured tissue. The membrane is mouldable and elastic, and is provided with high mechanical properties. It may be soaked with disinfectant agents, drugs or tissue growth factors.Type: GrantFiled: November 26, 2003Date of Patent: March 25, 2008Inventor: Dorin Olimpiu Petrescu
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Patent number: 7208179Abstract: This invention provides supplemented and unsupplemented tissue sealants as well as methods for their production and use thereof. Disclosed are tissue sealants supplemented with at least one oligonucleotide. The composition may be further supplemented with, for example, one or more analgesics, antimicrobial compositions, anticoagulants, antiproliferatives, anti-inflammatory compounds, cytokines, cytotoxins, drugs, growth factors, interferons, hormones, lipids, demineralized bone or bone morphogenetic proteins, cartilage inducing factors, oligonucleotides polymers, polysaccharides, polypeptides, protease inhibitors, vasoconstrictors or vasodilators, vitamins, minerals, stabilizers and the like.Type: GrantFiled: June 7, 1995Date of Patent: April 24, 2007Assignee: The American National Red CrossInventors: William N. Drohan, Martin James MacPhee, Jeffrey O. Hollinger
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Patent number: 7182744Abstract: An irritant or polymer is dispensed to the inner surface area of an aneurysm to exert a contractile force on the inner surface area of the aneurysm, thereby shrinking the aneurysm. As a result, the artery wall at the aneurysm site is strengthened, the risk of rupture is decreased, and at least a partial cure for the expansion of the arterial wall at the aneurysm site is provided.Type: GrantFiled: April 25, 2003Date of Patent: February 27, 2007Assignee: Medtronic VascularInventors: Sonny Yamasaki, William F. Kaemmerer
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Patent number: 7182962Abstract: The goal of the present invention is to provide substances to prevent diseases by activating inherently possessed functions, for cultured fishes and shellfishes and livestock with tendency of decreased immune function due to densely populated breeding environment, and for humans with tendency of easily lowered immune functions due to complicated social structures and aging. The present invention expresses marked effect in preventing infection and cancer by administrating appropriate dose of swine plasma, swine plasma albumin, peptides isolated from swine plasma and swine plasma albumin, and swine plasma mixture, among others including fine powder of Crustacea (including crust of Crustacea), to activate immune function of Crustacea, Pisces, Aves, Mammals, and humans.Type: GrantFiled: November 3, 2003Date of Patent: February 27, 2007Assignee: APC Company, Inc.Inventors: Tsuneo Hattori, Yukinori Takahashi, Yoshihiro Tachikawa
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Patent number: 7169547Abstract: A therapeutic product formed from a high concentration of white blood cells having a high degree of cell viability. The white blood cells are sequestered from their normal population presence in whole blood by placing the blood into a container and preventing coagulation of the blood, separating the blood into two components, one of which is extremely rich in white blood cells through the use of a reagent and centrifugation, sequestering the white cell concentration, and freezing the white cells.Type: GrantFiled: May 15, 2001Date of Patent: January 30, 2007Assignee: New York Blood Center, Inc.Inventors: Pablo Rubinstein, Philip Henry Coelho, Cladd E. Stevens
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Patent number: 7125569Abstract: A method for specifically removing or isolating plasmin(ogen) or plasmin in presence of fibrinogen from a mixture containing plasmin(ogen) or plasmin by contacting the mixture with a rigid amino acid wherein the amino group of the amino acid and the carboxylic group of the amino acid are about 6–8 Angstroms, preferably about 7 Angstroms apart and the rigid amino acid is covalently bound to the support via the amino group of the amino acid.Type: GrantFiled: May 20, 2002Date of Patent: October 24, 2006Assignee: Omrix Biopharmaceuticals Inc.Inventors: Israel Nur, Liliana Bar, Malkit Azachi
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Patent number: 7094378Abstract: Methods and apparatuses for treating fluids to inactivate microorganisms which may be present therein, said fluid containing one or more components selected from the group consisting of protein, blood and blood constituents are provided. The methods comprise adjusting the percentage of plasma in said fluid to a desired value; mixing an inactivation-effective, substantially non-toxic amount of an endogenous photosensitizer or endogenously-based derivative photosensitizer to said fluid; exposing said fluid to photoradiation of sufficient wavelength and energy to activate the photosensitizer, whereby said microorganisms are inactivated.Type: GrantFiled: June 15, 2000Date of Patent: August 22, 2006Assignee: Gambro, Inc.Inventors: Raymond Paul Goodrich, Jr., Dennis Hlavinka
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Patent number: 7041302Abstract: The invention relates to compositions, kits, and methods for alleviating cancer (i.e., a tumor) in a human patient. The therapeutic modality effected by the invention involves inducing a type 1 inflammatory response in the tumor tissue, whereby the tumor tissue is diminished or destroyed and the patient develops immune memory that inhibits or prevents recurrence of the tumor.Type: GrantFiled: January 9, 2001Date of Patent: May 9, 2006Assignee: BioTHER CorporationInventor: Eugene Roussel
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Patent number: 7015198Abstract: Materials for soft tissue augmentation in mammals are prepared by cross-linking blood plasma proteins, preferably with a zero-length cross-linking agent. The cross-linked blood plasma proteins can be dialyzed and autoclaved. Such materials are non-antigenic, exhibit decreased allergic response, and have increased longevity with respect to proteolytic attack from natural proteases. The appearance and/or feel of soft tissue defects and/or imperfections in skin can be improved by injecting such materials into an intradermal compartment of a patient's skin.Type: GrantFiled: May 11, 1999Date of Patent: March 21, 2006Assignee: Orentreich Foundation for the Advancement of Science, Inc.Inventors: Norman Orentreich, Rozlyn A. Krajcik
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Patent number: 6899813Abstract: A system for the production of a blood component composition is provided. The system includes a centrifuge having a blood reservoir for receiving and separating a blood sample into multiple components; a dispenser disposed outside of the centrifuge having a first collection chamber containing an activation agent and a second collection chamber containing one or more medicinal agents; means for removing a first portion at least one separated blood component from the centrifuge to the first container and a second portion to the second collection chamber, wherein the first collection chamber activates the first portion and stores the resulting clot and thrombin; a filter for separating the thrombin from the clot; and a nozzle for entraining and mixing the thrombin with the second portion containing the one or more medicinal components.Type: GrantFiled: December 17, 2003Date of Patent: May 31, 2005Assignee: Medtronic, Inc.Inventors: Victor D. Dolecek, Robert F. Baugh, John G. Rivera, William F. McKay, Jeffery C. Marx
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Patent number: 6855489Abstract: Systems and methods treat plasma carrying contaminants and cellular matter that are capable of entraining contaminants. The systems and methods separate cellular matter from the plasma by filtration, thereby removing contaminants entrained within the cellular matter. The system and methods add to the plasma a photoactive material. The systems and methods emit radiation at a selected wavelength into the plasma to activate the photoactive material and thereby eradicate the contaminant that is free of entrainment by cellular matter.Type: GrantFiled: October 13, 2000Date of Patent: February 15, 2005Assignee: Baxter International Inc.Inventors: Robert E. Herman, John Chapman, Chong-Son Sun, Jean M. Mathias, Veronique Mayaudon, Serge de Gheldere, Daniel F. Bischof
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Patent number: 6831157Abstract: Recombinantly produced serum albumin is purified in a series of steps, optionally by incubation with an anion-exchange adsorbent, followed by affinity chromatography employing a hydrophobic solid phase and using a water-soluble lipid anion as desorbens in the aqueous phase. Said immobile phase comprises a carrier coupled to a 2-mercapto or 2-hydroxy alkanoic acid.Type: GrantFiled: December 30, 2002Date of Patent: December 14, 2004Assignee: DSM IP Assets B.V.Inventors: Cornelis Jacobus Van Der Laken, Marcellinus Petrus Johannes Piët
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Patent number: 6830762Abstract: The present relates to an autologous bioadhesive sealant composition or fibrin glue prepared by a two-phase method, wherein all of the blood components for the bioadhesive sealant are derived from a patient to whom the bioadhesive sealant will be applied. A platelet rich plasma and a platelet poor plasma are formed by centrifuging a quantity of anticoagulated whole blood that was previously drawn from the patient. In one embodiment, the platelet rich plasma is divided into two portions. In phase one, a compound that reverses the effect of the anticoagulant is added to the first portion and a clot is allowed to form. The clot is then triturated, and the resulting serum containing autologous thrombin is collected. In phase two, the serum obtained from phase one is mixed with the second portion of the platelet rich plasma to form the bioadhesive sealant of the present invention.Type: GrantFiled: June 18, 2002Date of Patent: December 14, 2004Assignee: Medtronic, Inc.Inventors: Robert F. Baugh, Lisa M. Lim, Julie S. Johnston, John G. Rivera
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Patent number: 6783775Abstract: The present invention relates to a biologically active serum-derived composition of matter (SDF), having a low molecular weight, being electrically charged at acidic pH and having absorption at 280 nm. The molecular weight of said SDF was determined by electron spray mass spectrometry and is of 316 Da. SDF of the present invention or its complex with ceruloplasmin (CP) have several therapeutic properties. For example, SDF or its complex with CP is capable of inducing terminal cell differentiation of leukemic cells, which as a result, may lose their ability to proliferate and their ability for self cell renewal. Further, SDF or the complex with CP is capable of stimulating the proliferation of early, normal progenitor cells and inhibiting enhanced angiogenesis. In addition, SDF or its complex with CP is capable of ex vivo expanding normal stem and progenitor cells.Type: GrantFiled: November 9, 2001Date of Patent: August 31, 2004Assignee: Hadasit Medical Research Services and Development Ltd.Inventors: Tony Peled, Eitan Fibach, Eliezer A. Rachmilewitz
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Patent number: 6770278Abstract: The invention is directed to methods of using Ig compositions to prevent and/or treat humans, livestock and/or domesticated animals suffering from stress induced respiratory disorders. The Ig composition comprises a concentrated amount of one or more immunoglobulins selected from the group consisting of alpha, beta, and gamma globulins. Preferably, the Ig composition comprises other antibodies identified as providing an immune response and/or immune factors such as complement and transfer factors. The Ig composition preferably includes immunoglobulins specific to a variety of antigens. In a preferred method, an equine Ig composition is used to treat exercise induced pulmonary hemorrhage in horses.Type: GrantFiled: June 2, 2000Date of Patent: August 3, 2004Assignee: Central Biomedia, Inc.Inventor: William G. Skelly
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Publication number: 20040146565Abstract: A pharmaceutical composition used as an anti-inflammatory is prepared. The composition comprises a plasma fraction separated from blood plasma and/or in combination with a pharmaceutical carrier. In a preferred method, the plasma fraction is separated from the blood plasma by mixing with from 3% to 10% by weight of the plasma fraction of silica and thereafter centrifuging to allow the plasma fraction to be precipitated out in conjunction with the silica. They are thereafter separated.Type: ApplicationFiled: January 28, 2003Publication date: July 29, 2004Applicant: Lauridsen Group IncorporatedInventors: Ronald E. Strohbehn, Joy M. Campbell, Eric M. Weaver, Jesse Irving Figgins
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Publication number: 20040088189Abstract: A system and method for treating a biological fluid unit wherein the system ensures proper execution of the treatment by coordinating cooperation among a plurality of components operably connected to the system. The system components include a processor communicating with a memory, a unit identifier, at least one blood component treatment process, and an illumination instrument. The system includes a database stored in and accessible from the memory. The database retains information associated with a blood component, an illumination instrument, and treatment of the blood component utilizing the illumination instrument. A user interface operably connected to the processor includes a graphical screen and a data entry device for communicating information related to the blood component treatment to and from the operator.Type: ApplicationFiled: November 6, 2002Publication date: May 6, 2004Inventors: Edmond A. Veome, Christophe Vermeiren, Chris Noel Fredericks, Samira E. Johnson, Lori Rabe, Savvas Merkouriou, Karen Berthiaume
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Publication number: 20040071786Abstract: Methods and devices for preparing a solid-fibrin web are provided. One method may include drawing blood from a patient, separating plasma from the blood, contacting the plasma with a calcium-coagulation activator and concurrently coagulating and axially centrifuging the plasma to form the solid-fibrin web. The solid-fibrin web may be suitable for regenerating body tissue in a living organism. Devices used in the methods may also be provided.Type: ApplicationFiled: June 26, 2003Publication date: April 15, 2004Inventors: Nicholas A. Grippi, Roberto C. Beretta
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Patent number: 6709413Abstract: The platelet gel manufacturer includes a platelet gel applicator, a controllable platelet receptacle, a controllable coagulant receptacle, and a controllable platelet gel receptacle. The controllable platelet receptacle is fluidly coupled to the closed corporeal system, the controllable coagulant receptacle is fluidly coupled to the controllable platelet gel receptacle, and the controllable platelet gel receptacle is fluidly coupled to the platelet gel applicator. The controllable platelet receptacle is operable to receive the platelet rich plasma obtained from the patient by the closed corporeal system, and controllably deliver the platelet rich plasma to the controllable platelet gel receptacle. The controllable coagulant receptacle is operable to store a coagulant used to produce platelet gel, and controllably deliver the coagulant to the controllable platelet gel receptacle.Type: GrantFiled: September 1, 2000Date of Patent: March 23, 2004Assignee: Riverview HospitalInventors: Nancy Chance, Rochelle Strong
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Patent number: 6695805Abstract: Systems and methods treat plasma carrying contaminants and leukocytes that are capable of entraining contaminants. The systems and methods separate leukocytes from the plasma by filtration, thereby removing contaminants entrained within leukocytes. The systems and methods also add to the plasma a photoactive material and emit radiation at a selected wavelength into the plasma to activate the photoactive material and thereby eradicate the contaminant that is free of entrainment by leukocytes.Type: GrantFiled: May 5, 1998Date of Patent: February 24, 2004Assignee: Baxter International Inc.Inventors: Chong-Son Sun, John Chapman, Daniel F Bischof, Robert E Herman
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Publication number: 20030228371Abstract: Disclosed are compositions and methods for treating ischemia and molecules related to hibernation states.Type: ApplicationFiled: February 5, 2003Publication date: December 11, 2003Inventors: James E. Skinner, Jerry M. Anchin
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Patent number: 6649072Abstract: A novel method for producing an autologous platelet rich blood composition is described. The resulting blood composition is useful in procedures for enhancing bone fusion, hemostasis, and repairing soft tissue in animals.Type: GrantFiled: November 16, 2001Date of Patent: November 18, 2003Inventors: Robert Brandt, Michael Buzenius
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Publication number: 20030190314Abstract: Methods and compositions are disclosed for the dietary modulation of the immune system and gut microbial response in animals. Applicant has identified that oral administration of a supplemental spray dried plasma purified from animal serum can modulate serum IgG levels for treatment in such things as diminished immune capacity, intestinal microbial balance, autoimmune disorders, potentiation of vaccination protocols, and improvement of overall health and weight gain in animals, including humans.Type: ApplicationFiled: February 25, 2003Publication date: October 9, 2003Applicant: The Lauridsen GroupInventors: Joy M. Campbell, Ronald E. Strohbehn, Eric M. Weaver, Barton S. Borg, Louis E. Russell, Francisco Javier Polo Pozo, John D. Arthington, James D. Quigley
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Patent number: 6610496Abstract: A method for predicting animal growth performance, which includes administering a suitable amount of growth hormone releasing hormone (GHRH) to an animal, observing levels of growth hormone (GH) subsequent to GHRH administration and; predicting growth and fat development in an the animal from observed levels of GH.Type: GrantFiled: July 8, 1999Date of Patent: August 26, 2003Assignee: University of Maryland, College ParkInventors: Geoffrey E. Dahl, Scott M. Barao, Erin E. Connor
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Patent number: 6596180Abstract: A centrifuge system for the formation of an autologous platelet gel wherein all of the blood components for the gel are derived from a patient to whom the gel is to be applied. First a platelet rich plasma and a platelet poor plasma are formed by centrifuging a quantity of anticoagulated whole blood that was previously drawn from the patient. The platelet rich plasma or platelet poor plasma is then automatically drawn out of the centrifuge bag and proportioned into separate chambers in a dispenser. The first portion is activated where a clot is formed and thrombin is obtained. The thrombin is then latter mixed with the second portion to obtain a platelet gel.Type: GrantFiled: April 9, 2001Date of Patent: July 22, 2003Assignee: Medtronic, Inc.Inventors: Robert F. Baugh, Lisa M. Lim, Julie S. Johnston, John G. Rivera, Victor D. Dolecek
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Patent number: 6596318Abstract: A solid formulation of a fibrin tissue adhesive for use in medical procedures is disclosed. The formulation is a mixture containing thrombin and fibrinogen with factor XIII in a pourable solid granule form. The granules are obtained by drying the protein solutions or suspensions in a fluidized bed apparatus. Preferably, the granules have a particle size between 20 and 1,000 um.Type: GrantFiled: April 26, 2001Date of Patent: July 22, 2003Assignee: Glatt Process Technology GmbHInventors: Armin Prasch, Bernhard Luy
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Patent number: 6589526Abstract: A method for the enrichment of dendritic cells from the peripheral blood of a mammal is described. Peripheral blood having mononuclear cells from a mammal is provided. The mononuclear cells are separated from the peripheral blood. The mononuclear cells are separated into a first cell population having substantially lymphocytes and a second cell population having substantially myeloid cells. The myeloid cells are separated into a third cell population having substantially monocytes and a fourth cell population having substantially dendritic cells. Also described are purified dendritic cell populations, vaccine compositions and methods for the treatment of cancer using dendritic cells, and kits useful for the enrichment of dendritic cells from blood.Type: GrantFiled: January 31, 2001Date of Patent: July 8, 2003Assignee: Center for Blood ResearchInventors: Keith D. Crawford, Chester A. Alper
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Patent number: 6579537Abstract: A method of producing a pharmaceutical preparation comprising fibronectin and fibrinogen is disclosed. The method involves admixing into a starting solution of fibrinogen and fibronectin, in a single step, a precipitating composition comprising a polyalkylene glycol and at least one of glycine and &bgr;-alanine which forms a precipitate. Next, the precipitate is collected and a pharmaceutical preparation is prepared from the precipitate. The pharmaceutical preparation has a fibronectin:fibrinogen ratio from about 0.02 to about 0.2.Type: GrantFiled: February 10, 2000Date of Patent: June 17, 2003Assignee: Baxter AktiengesellschaftInventors: Thomas Seelich, Ralf Broermann
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Patent number: 6569420Abstract: The invention concerns a novel human interferon-&egr;, originally designated PRO655, and its variants and derivatives. The novel interferon is related to but distinct from members of the IFN-&agr; family and from IFNs-&bgr; and -&ggr;. Nucleic acid encoding the novel polypeptide, and methods and means for their recombinant production are also included.Type: GrantFiled: July 30, 2001Date of Patent: May 27, 2003Assignee: Genentech, Inc.Inventors: Jian Chen, Paul Godowski, William I. Wood, Dong-Xiao Zhang
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Patent number: 6569465Abstract: A method for chemical modification of mammal urine and mammal blood is disclosed.Type: GrantFiled: September 20, 2001Date of Patent: May 27, 2003Inventors: Boris Breivogel, Horst Kief
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Patent number: 6569427Abstract: The present invention relates to hematopoietic stem and progenitor cells of neonatal or fetal blood that are cryopreserved, and the therapeutic uses of such stem and progenitor cells upon thawing. In particular, the present invention relates to the therapeutic use of fetal or neonatal stem cells for hematopoietic (or immune) reconstitution. Hematopoietic reconstitution with the cells of the invention can be valuable in the treatment or prevention of various diseases and disorders such as anemias, malignancies, autoimmune disorders, and various immune dysfunctions and deficiencies. In another embodiment, fetal or neonatal hematopoietic stem and progenitor cells which contain a heterologous gene sequence can be used for hematopoietic reconstitution in gene therapy. In a preferred embodiment of the invention, neonatal or fetal blood cells that have been cryopreserved and thawed can be used for autologous (self) reconstitution.Type: GrantFiled: May 16, 1995Date of Patent: May 27, 2003Assignee: PharmaStem Therapeutics, Inc.Inventors: Edward A. Boyse, Hal E. Broxmeyer, Gordon W. Douglas
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Patent number: 6544727Abstract: Methods and devices for the removal of psoralens and psoralen photoproducts from blood products are described. The methods include contacting a psoralen- and irradiation-treated blood product with a resin capable of adsorbing psoralens and psoralen photoproducts. The removal process is particularly suitable for use with platelet concentrates and plasma because the process does not have a significant adverse effect on clotting factor function. The methods and devices can be incorporated with apheresis systems and other devices and procedures currently used to process blood products for transfusion.Type: GrantFiled: June 7, 1996Date of Patent: April 8, 2003Assignee: Cerus CorporationInventor: Derek J. Hei
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Patent number: 6524622Abstract: A method is designed to control the working time, setting time and the semi-solidification time of a gypsum composition in a bone restoration operation. The method involves a preparation of the gypsum composition by mixing an orthopedic gypsum and an aqueous solution in a weight ratio to form a semisolid substance which is to be injected into a patient under treatment. The aqueous solution contains serum, blood plasma, or whole blood, which is preferably taken from the patient under treatment.Type: GrantFiled: July 17, 2002Date of Patent: February 25, 2003Assignee: Central Medical Technologies Inc.Inventors: Shengfu Lin, Chih-I Lin, Horng Wei Pan, Shao-Wen Wu, Wen-Ching Say
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Patent number: 6509147Abstract: A process and set-up of therapeutic immunomodulation is provided for medicine. Many illnesses (i.e. Sepsis) are, among other things, characterized by a disruption of the immune system. In spite of previous therapies using antibiotics, the mortality rate is still very high. The administration of individual cytokins has not yet resulted in any convincing results. The use of cells in an extra-corporal circulation that can adsorb or self-release immunomodulatory effect substances is a completely new type of complex therapeutic approach to such illnesses, which leads to an improvement in the health of the affected patients.Type: GrantFiled: July 14, 1999Date of Patent: January 21, 2003Assignee: Teraklin AktiengessellschaftInventors: Jens Altrichter, Jens Freytag, Steffen Mitzner, Jan Stange
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Publication number: 20030007957Abstract: A wound care preparation free from bovine-derived activating agents is disclosed for use in wound care, for both topical wounds and surgical wounds. The preparation is isolated by first obtaining an amount of whole blood from the patient and treating the whole blood with one or more anti-clotting agents, subjecting the whole blood to a centrifugation process to obtain an amount of platelet-rich plasma, adding to the platelet-rich plasma an amount of anti-clotting neutralizing agent, and mixing the platelet-rich plasma with a structural matrix to increase viscosity of the preparation. In use, the viscous preparation can be applied directly to a wound or surgery incision and the viscous preparation may be mixed with other wound healing agents, growth matrices, or promoters such as anti-fungal agents, anti-biotic agents, and preservatives.Type: ApplicationFiled: July 3, 2001Publication date: January 9, 2003Inventors: Calvin Britton, Alex Dellinger, Jim Limbird, Carl Keller, Charles Worden
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Patent number: 6500427Abstract: A description is given of a one-component tissue adhesive containing, in aqueous solution, fibrinogen, F XIII, a thrombin inhibitor, prothrombin factors, calcium ions and, where appropriate, a plasmin inhibitor and of a process for the production thereof. This adhesive can be reconstituted from a freeze-dried form with water. It can contain aLL active substances in pasteurized form and is then free of the risk of transmission of hepatitis and HTLV III.Type: GrantFiled: October 20, 1994Date of Patent: December 31, 2002Assignee: Aventis Behring GmbHInventors: Norbert Heimburger, Peter Fuhge, Hansjörg Ronneberger
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Publication number: 20020177585Abstract: The use of a pharmaceutical formulation in treating coronary arteriosclerosis and a two-component pharmaceutical formulation. The pharmaceutical formulation contains peroxidic species or reaction products resulting from oxidation of an alkene, such as geraniol, by an oxygen-containing oxidizing agent, such as ozone; a penetrating solvent, such as dimithyl sulfoxide; a dye containing a chelated metal, such as hematoporphyrin; and an aromatic redox compound, such as benzoquinone.Type: ApplicationFiled: March 30, 2001Publication date: November 28, 2002Inventors: Robert F. Hofmann, Robert H. Carpenter
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Patent number: 6485753Abstract: A method for diagnosing vascular endothelial injury, which comprises measuring the serotonin level in a plasma sample.Type: GrantFiled: August 15, 2001Date of Patent: November 26, 2002Assignee: Tosoh CorporationInventors: Yuji Hirowatari, Hakuo Takahashi, Katsuko Hara
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Patent number: 6482223Abstract: Wound closure methods and apparatus are provided which utilize blood fluid by activating the clotting cascade of blood fluid outside the body within a substantially enclosed sterile container then introducing the blood fluid to the wound site to complete clotting. Methods and apparatus for providing ways of inhibiting anti-coagulating agents and slowing fibrin clot degradation are also disclosed. Kits for practicing the invention singularly or in combination with and/or associated with preferred procedures are also disclosed. The present invention provides improved methods of creating hemostasis or control of bleeding at the site of wounds, particularly wounds created in arteries during procedures employing percutaneous access. The invention preferably includes the steps of acquiring an aliquot of a patient's blood, i.e.Type: GrantFiled: June 1, 2000Date of Patent: November 19, 2002Assignee: Closys CorporationInventors: Karol L. Nowakowski, James E. Olson, Edward T. Joseph, Daniel G. Ericson
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Patent number: 6479052Abstract: Provided is, among other things, a method of adhering cells to a target surface which is a tissue surface of a mammal or such a tissue surface coated with a biodegradable polymer sheet, comprising: coating the target surface with a mixture of a first component comprising a non-polymeric fibrin-related protein and a second component effective for converting the fibrin-related protein to fibrin polymer; and spraying a suspension of the cells onto the coated target surface, wherein the mixed two components have formed a fibrin polymer with a tack effective to adhere the cells.Type: GrantFiled: December 2, 1999Date of Patent: November 12, 2002Assignee: Bristol-Myers Squibb CompanyInventors: Julian M. Marshall, Ian Grant, Stewart A. Cederholm-Williams
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Patent number: 6468733Abstract: The invention concerns a method for elimination of viruses from a biological preparation wherein initially enveloped viruses are eliminated by a solvent-detergent step, then the solvent-detergents are removed by a resin composed of silicon beads and finally the preparation is nanofiltered.Type: GrantFiled: April 27, 2001Date of Patent: October 22, 2002Assignee: Omrix Biopharmaceuticals Inc.Inventors: Israel Nur, Liliana Bar
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Patent number: 6444228Abstract: In general, the present invention relates to a two-phase method for forming an autologous bioadhesive sealant composition or fibrin glue wherein all of the blood components for the bioadhesive sealant are derived from a patient to whom the bioadhesive sealant will be applied. First, a platelet rich plasma and a platelet poor plasma are formed by centrifuging a quantity of anticoagulated whole blood that was previously drawn from the patient. The platelet rich plasma and platelet poor plasma are then divided into two portions. To the first portion, which is used in phase-one, a compound that reverses the effect of the anticoagulant is added, and a clot is allowed to form. The clot is then triturated and the resulting serum, containing autologous thrombin, is collected. The serum obtained from phase-one is then mixed with the second portion of the platelet rich plasma or platelet poor plasma, used in phase-two, to form the bioadhesive sealant of the present invention.Type: GrantFiled: April 20, 1998Date of Patent: September 3, 2002Assignee: Medtronic, Inc.Inventors: Robert F. Baugh, Lisa M. Lim, Julie S. Johnston, John G. Rivera