BR112013007740A2 - métodos para processamento de microesferas, microesferas processadas por tais métodos e seus usos - Google Patents

métodos para processamento de microesferas, microesferas processadas por tais métodos e seus usos

Info

Publication number
BR112013007740A2
BR112013007740A2 BR112013007740A BR112013007740A BR112013007740A2 BR 112013007740 A2 BR112013007740 A2 BR 112013007740A2 BR 112013007740 A BR112013007740 A BR 112013007740A BR 112013007740 A BR112013007740 A BR 112013007740A BR 112013007740 A2 BR112013007740 A2 BR 112013007740A2
Authority
BR
Brazil
Prior art keywords
methods
microspheres
processing
processed
polymeric
Prior art date
Application number
BR112013007740A
Other languages
English (en)
Other versions
BR112013007740B1 (pt
Inventor
Oscar Rodriguez
Roberto Candelaria
Original Assignee
Scion Cardio Vascular Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Scion Cardio Vascular Inc filed Critical Scion Cardio Vascular Inc
Publication of BR112013007740A2 publication Critical patent/BR112013007740A2/pt
Publication of BR112013007740B1 publication Critical patent/BR112013007740B1/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/16—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
    • A61L27/3641—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix characterised by the site of application in the body
    • A61L27/3666—Epithelial tissues other than skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00—Drugs for disorders of the urinary system
    • A61P13/02—Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P19/00—Drugs for skeletal disorders
    • A61P19/04—Drugs for skeletal disorders for non-specific disorders of the connective tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F16/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F16/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an alcohol radical
    • C08F16/04—Acyclic compounds
    • C08F16/06—Polyvinyl alcohol ; Vinyl alcohol
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F18/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F18/02—Esters of monocarboxylic acids
    • C08F18/04—Vinyl esters
    • C08F18/08—Vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2400/00—Materials characterised by their function or physical properties
    • A61L2400/06—Flowable or injectable implant compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2400/00—Materials characterised by their function or physical properties
    • A61L2400/12—Nanosized materials, e.g. nanofibres, nanoparticles, nanowires, nanotubes; Nanostructured surfaces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2430/00—Materials or treatment for tissue regeneration
    • A61L2430/34—Materials or treatment for tissue regeneration for soft tissue reconstruction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2430/00—Materials or treatment for tissue regeneration
    • A61L2430/36—Materials or treatment for tissue regeneration for embolization or occlusion, e.g. vaso-occlusive compositions or devices

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Transplantation (AREA)
  • Dermatology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Epidemiology (AREA)
  • Polymers & Plastics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Vascular Medicine (AREA)
  • Botany (AREA)
  • Urology & Nephrology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Cardiology (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Medicinal Preparation (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

métodos para processamento de microesferas, microesferas processadas por tais métodos e seus usos a presente invenção se refere a um método de fabricação para processamento de microesferas poliméricas que são suspensas em um líquido. a inveção também proporciona micoresferas poliméricas produzidas pelo método que podem ser usadas em ajustes médicos como enchimentos de tecido, agente para aumento do volume de tecidos, agentes de embolização e / ou como agentes de liberação de fármacos
BR112013007740-9A 2010-09-29 2011-09-28 microesferas poliméricas, e seu método de produção BR112013007740B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38778910P 2010-09-29 2010-09-29
US61/387,789 2010-09-29
PCT/US2011/053644 WO2012050879A2 (en) 2010-09-29 2011-09-28 Methods for processing microspheres, microspheres processed thereby, and uses thereof

Publications (2)

Publication Number Publication Date
BR112013007740A2 true BR112013007740A2 (pt) 2016-06-07
BR112013007740B1 BR112013007740B1 (pt) 2021-01-12

Family

ID=45890031

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013007740-9A BR112013007740B1 (pt) 2010-09-29 2011-09-28 microesferas poliméricas, e seu método de produção

Country Status (5)

Country Link
US (1) US8658214B2 (pt)
KR (1) KR20130124322A (pt)
CN (1) CN103124762B (pt)
BR (1) BR112013007740B1 (pt)
WO (1) WO2012050879A2 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112013007740B1 (pt) 2010-09-29 2021-01-12 Scion Cardio-Vascular, Inc. microesferas poliméricas, e seu método de produção
WO2014152488A2 (en) 2013-03-15 2014-09-25 Dreher Matthew R Imageable embolic microsphere
US10780246B2 (en) 2014-09-12 2020-09-22 Callisyn Biomedical, Inc. Vascular microcatheter
US10071181B1 (en) 2015-04-17 2018-09-11 Teleflex Innovations S.À.R.L. Resorbable embolization spheres
CN107899063A (zh) * 2017-12-11 2018-04-13 湖南英氏营养品股份有限公司 一种抑菌剂及其制备方法、抑菌纸尿裤及其制备方法
CN108686259B (zh) * 2018-07-12 2020-11-24 中国人民解放军总医院 用于血管内栓塞x线下可显影的载药微球及其制备方法
CN110468096A (zh) * 2019-07-31 2019-11-19 同济大学 一种牙周膜细胞微球的制备方法
CN113198041B (zh) * 2021-04-27 2022-05-13 四川大学 具有内放射治疗性能的可视化单分散栓塞微球及其制备方法
CN114392385B (zh) * 2022-01-26 2022-11-01 科睿驰（深圳）医疗科技发展有限公司 一种提高聚乙烯醇栓塞微球力学性能的制备方法及聚乙烯醇栓塞微球
CN115141388B (zh) * 2022-06-23 2023-04-11 杭州协合医疗用品有限公司 一种聚乙烯醇微球及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981625A (en) * 1988-03-14 1991-01-01 California Institute Of Technology Monodisperse, polymeric microspheres produced by irradiation of slowly thawing frozen drops
US7105158B1 (en) * 1992-11-16 2006-09-12 The Corporation Of Mercer University Methods of administering microencapsulated materials for immune modulated diseases
FR2784580B1 (fr) * 1998-10-16 2004-06-25 Biosepra Inc Microspheres de polyvinyl-alcool et procedes de fabrication de celles-ci
US7094369B2 (en) 2002-03-29 2006-08-22 Scimed Life Systems, Inc. Processes for manufacturing polymeric microspheres
US7931918B2 (en) * 2004-09-14 2011-04-26 The University Of Hong Kong Collagen-based microspheres and methods of preparation and uses thereof
US20080274161A1 (en) * 2005-05-18 2008-11-06 Muratoglu Orhun K Hydrogels and hydrogel particles
BR112013007740B1 (pt) 2010-09-29 2021-01-12 Scion Cardio-Vascular, Inc. microesferas poliméricas, e seu método de produção

Also Published As

Publication number Publication date
KR20130124322A (ko) 2013-11-13
CN103124762B (zh) 2016-03-16
BR112013007740B1 (pt) 2021-01-12
US8658214B2 (en) 2014-02-25
US20120082733A1 (en) 2012-04-05
WO2012050879A3 (en) 2012-06-07
WO2012050879A2 (en) 2012-04-19
CN103124762A (zh) 2013-05-29

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/09/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 12A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2742 DE 25-07-2023 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.