IL140049A0 - Biomedical polyurethane, its preparation and use - Google Patents

Biomedical polyurethane, its preparation and use

Info

Publication number
IL140049A0
IL140049A0 IL14004999A IL14004999A IL140049A0 IL 140049 A0 IL140049 A0 IL 140049A0 IL 14004999 A IL14004999 A IL 14004999A IL 14004999 A IL14004999 A IL 14004999A IL 140049 A0 IL140049 A0 IL 140049A0
Authority
IL
Israel
Prior art keywords
preparation
biomedical polyurethane
biomedical
polyurethane
diol
Prior art date
Application number
IL14004999A
Other languages
English (en)
Original Assignee
Polyganics Bv
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 Polyganics Bv filed Critical Polyganics Bv
Publication of IL140049A0 publication Critical patent/IL140049A0/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8012—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with diols
    • C08G18/8016—Masked aliphatic or cycloaliphatic polyisocyanates
    • 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
    • A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/507—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials for artificial blood vessels
    • 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
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/56—Porous materials, e.g. foams or sponges
    • 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
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/60—Materials for use in artificial skin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3203—Polyhydroxy compounds
    • C08G18/3206—Polyhydroxy compounds aliphatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
    • C08G18/4269—Lactones
    • C08G18/4277—Caprolactone and/or substituted caprolactone
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
    • C08G18/428—Lactides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2230/00—Compositions for preparing biodegradable polymers

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dermatology (AREA)
  • Transplantation (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dispersion Chemistry (AREA)
  • Vascular Medicine (AREA)
  • Materials For Medical Uses (AREA)
  • Polyurethanes Or Polyureas (AREA)
IL14004999A 1998-06-05 1999-06-04 Biomedical polyurethane, its preparation and use IL140049A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98201868 1998-06-05
PCT/NL1999/000352 WO1999064491A1 (en) 1998-06-05 1999-06-04 Biomedical polyurethane, its preparation and use

Publications (1)

Publication Number Publication Date
IL140049A0 true IL140049A0 (en) 2002-02-10

Family

ID=8233784

Family Applications (2)

Application Number Title Priority Date Filing Date
IL14004999A IL140049A0 (en) 1998-06-05 1999-06-04 Biomedical polyurethane, its preparation and use
IL140049A IL140049A (en) 1998-06-05 2000-12-03 Polyurethane biomedical, its preparation and use

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL140049A IL140049A (en) 1998-06-05 2000-12-03 Polyurethane biomedical, its preparation and use

Country Status (15)

Country Link
US (1) US6784273B1 (de)
EP (2) EP1093483B1 (de)
JP (1) JP4335448B2 (de)
AT (1) ATE254636T1 (de)
AU (1) AU756740B2 (de)
BR (1) BR9910968B1 (de)
CA (1) CA2334110C (de)
DE (1) DE69912956T2 (de)
ES (1) ES2212602T3 (de)
ID (1) ID28196A (de)
IL (2) IL140049A0 (de)
NO (1) NO332315B1 (de)
NZ (1) NZ508907A (de)
WO (1) WO1999064491A1 (de)
ZA (1) ZA200007439B (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE526106C2 (sv) * 2002-06-20 2005-07-05 Artimplant Ab Linjär blockpolymer samt fiber, film, poröst material och implantat innefattande polymeren
EP1382628A1 (de) * 2002-07-16 2004-01-21 Polyganics B.V. Bioabbaubare phasenseparierte segmentierte oder Blockcopolyester
US20060216267A1 (en) * 2002-08-20 2006-09-28 Kovacs Stephen G Hydrophobic elastomeric polymer chemistry device for inhibiting the growth of onychomycosis and urushiol-induced allergic contact dermatitis
CA2502781A1 (en) * 2002-10-23 2004-09-16 The Biomerix Corporation Aneurysm treatment devices and methods
CA2512896C (en) 2003-01-09 2012-10-16 Polyganics B.V. Biodegradable absorbent foam for packing antrums or other cavities of the human or animal body comprising a phase-separated polymer
WO2004074342A1 (en) * 2003-02-19 2004-09-02 Orteq B.V. Method for the preparation of new segmented polyurethanes with high tear and tensile strengths and method for making porous scaffolds
EP1633275B1 (de) 2003-05-15 2017-11-29 Biomerix Corporation Retikulüre elastomere matrizen, ihre herstellung und verwendung in implantierbaren vorrichtungen
US7763077B2 (en) 2003-12-24 2010-07-27 Biomerix Corporation Repair of spinal annular defects and annulo-nucleoplasty regeneration
DE602005025648D1 (de) * 2004-07-21 2011-02-10 Stichting Tech Wetenschapp Polyacylurethane auf basis von diisocyanaten und polyesterpolyolen
US20060135725A1 (en) * 2004-12-21 2006-06-22 Scimed Life Systems, Inc. New balloon materials
WO2006100844A1 (ja) * 2005-03-18 2006-09-28 Mitsui Chemicals, Inc. 生分解性を有する水環境応答型ポリマー、その製造方法および水崩壊性材料
CN101522743B (zh) * 2006-09-29 2012-02-22 富特罗股份有限公司 生产聚丙交酯-氨基甲酸酯共聚物的方法
EP2131919A4 (de) * 2007-04-02 2010-10-20 Georgia Tech Res Inst Implantierbre vorrichtung zur kommunikation mit biologischem gewebe
US8182647B2 (en) 2007-07-23 2012-05-22 Cohera Medical, Inc. Hydrophilic biodegradable adhesives
US20090035350A1 (en) * 2007-08-03 2009-02-05 John Stankus Polymers for implantable devices exhibiting shape-memory effects
US8771725B2 (en) * 2007-10-12 2014-07-08 Chesson Laboratory Associates, Inc. Poly(urea-urethane) compositions useful as topical medicaments and methods of using the same
US20090123519A1 (en) * 2007-11-12 2009-05-14 Surmodics, Inc. Swellable hydrogel matrix and methods
US20090226531A1 (en) * 2008-03-07 2009-09-10 Allergan, Inc. Methods and composition for intraocular delivery of therapeutic sirna
US9259515B2 (en) * 2008-04-10 2016-02-16 Abbott Cardiovascular Systems Inc. Implantable medical devices fabricated from polyurethanes with grafted radiopaque groups
EP2291206A2 (de) * 2008-05-19 2011-03-09 Orteq B.V. Polyurethanschaum zur verwendung in medizinischen implantaten
US8801801B2 (en) * 2009-04-03 2014-08-12 Biomerix Corporation At least partially resorbable reticulated elastomeric matrix elements and methods of making same
US9309347B2 (en) 2009-05-20 2016-04-12 Biomedical, Inc. Bioresorbable thermoset polyester/urethane elastomers
JP5820370B2 (ja) 2009-05-20 2015-11-24 アーセナル メディカル， インコーポレイテッド 医療用移植片
US8992601B2 (en) 2009-05-20 2015-03-31 480 Biomedical, Inc. Medical implants
US20110319987A1 (en) 2009-05-20 2011-12-29 Arsenal Medical Medical implant
GB2475778B (en) * 2009-05-20 2013-03-13 Arsenal Medical Inc Medical implant
NL2002931C2 (en) 2009-05-27 2010-11-30 Polyganics Bv HEMOSTATIC FOAMS.
WO2012097381A1 (en) 2011-01-14 2012-07-19 Biomerix Corporation At least partially resorbable reticulated elastomeric matrix elements and methods of making same
GB201110601D0 (en) * 2011-06-23 2011-08-03 Controlled Therapeutics Scotland Ltd Improved bioresorbable
EP2838577B1 (de) 2012-04-02 2019-02-27 SurModics, Inc. Hydrophile polymerbeschichtungen für medizinische artikel mit einem visualisierungsteil
WO2014159722A1 (en) * 2013-03-12 2014-10-02 Carol Livermore-Clifford Deterministic manufacturing process for creating 3d living tissues based on 2d directed assembly and origami techniques
EP2842583A1 (de) 2013-08-29 2015-03-04 Ella-CS, s.r.o. Biologisch abbaubare und biologisch erodierbare Polyurethane, Verfahren zu ihrer Herstellung und Verwendung
WO2015087741A1 (ja) * 2013-12-09 2015-06-18 株式会社ダイセル ラクトン重合体の製造方法
CN117357712A (zh) 2015-02-27 2024-01-09 聚合物器官 Ip 股份有限公司 药物洗脱泡沫及其生产
NL2016526B1 (en) * 2016-03-31 2017-11-02 Polyganics Ip B V Improved biomedical polyurethanes
NL2016527B1 (en) * 2016-03-31 2017-11-02 Polyganics Ip B V Tissue-adhesive biomedical materials.
NL2016524B1 (en) 2016-03-31 2017-10-17 Polyganics Ip B V Tissue-adhesive material
WO2019035357A1 (ja) * 2017-08-17 2019-02-21 東レ株式会社 ポリエステルコポリマーおよびその製造方法
NL2019652B1 (en) * 2017-09-29 2019-04-08 Polyganics Ip B V Tissue-adhesive sealant device
CN111712269B (zh) 2017-12-20 2022-06-28 史赛克欧洲运营有限责任公司 生物医用泡沫
EP4260821A3 (de) 2018-12-20 2023-11-22 Stryker European Operations Limited Schädelbasisverschlusssysteme und -verfahren
NL2022710B1 (en) 2019-03-11 2020-09-18 Polyganics Ip B V Tissue-adhesive hydrogels
JP2022530364A (ja) 2019-04-16 2022-06-29 ストライカー・ユーロピアン・オペレーションズ・リミテッド 副鼻腔ステント並びに患者の副鼻腔内でステントを展開させるシステム及び方法
NL2023358B1 (en) 2019-06-21 2021-02-01 Polyganics Ip B V Dopamine-functionalized polymers
CN112220968B (zh) * 2020-12-09 2021-03-26 中国科学院化学研究所 一种长期替代型组织工程半月板支架的光固化3d打印制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE553746A (de) * 1955-12-27
JPS5113879A (en) * 1974-07-26 1976-02-03 Idemitsu Kosan Co Kaishitsutanpakuno seizohoho
US4284506A (en) * 1979-12-26 1981-08-18 Nl Industries, Inc. Biomedical devices
NL8202894A (nl) * 1982-07-16 1984-02-16 Rijksuniversiteit Polyesterhoudend filamentmateriaal.
US4543405A (en) * 1984-10-01 1985-09-24 Ppg Industries, Inc. High solids polyurethane polyols and coating compositions thereof
IL82834A (en) * 1987-06-09 1990-11-05 Yissum Res Dev Co Biodegradable polymeric materials based on polyether glycols,processes for the preparation thereof and surgical artiicles made therefrom
NL8703115A (nl) * 1987-12-23 1989-07-17 Groningen Science Park Biodegradeerbare polyurethanen, daarop gebaseerde voortbrengselen, en polyesterpolyol prepolymeren.
US4892920A (en) * 1988-11-21 1990-01-09 Air Products And Chemicals, Inc. Process for the preparation of cyclohexanediisocyanate containing polyisocyanate prepolymers and polyurethanes having high temperature performance
IL90193A (en) * 1989-05-04 1993-02-21 Biomedical Polymers Int Polurethane-based polymeric materials and biomedical articles and pharmaceutical compositions utilizing the same
US5703193A (en) * 1996-06-03 1997-12-30 Uniroyal Chemical Company, Inc. Removal of unreacted diisocyanate monomer from polyurethane prepolymers
SE510868C2 (sv) * 1997-11-03 1999-07-05 Artimplant Dev Artdev Ab Formkroppar för användning som implantat i humanmedicin samt förfarande för framställning av sådana formkroppar

Also Published As

Publication number Publication date
DE69912956D1 (de) 2003-12-24
NO20006180D0 (no) 2000-12-05
ATE254636T1 (de) 2003-12-15
EP1093483A1 (de) 2001-04-25
BR9910968A (pt) 2001-02-13
IL140049A (en) 2008-03-20
EP1093483B1 (de) 2003-11-19
ES2212602T3 (es) 2004-07-16
JP2002517577A (ja) 2002-06-18
CA2334110C (en) 2011-09-20
AU756740B2 (en) 2003-01-23
CA2334110A1 (en) 1999-12-16
NO332315B1 (no) 2012-08-27
WO1999064491A1 (en) 1999-12-16
ZA200007439B (en) 2001-08-08
BR9910968B1 (pt) 2009-05-05
AU4293299A (en) 1999-12-30
ID28196A (id) 2001-05-10
US6784273B1 (en) 2004-08-31
NO20006180L (no) 2001-01-22
NZ508907A (en) 2004-12-24
DE69912956T2 (de) 2004-11-11
EP1308473A1 (de) 2003-05-07
JP4335448B2 (ja) 2009-09-30

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