SG10202001798RA - A material suitable for use as a vitreous substitute and related methods - Google Patents

A material suitable for use as a vitreous substitute and related methods

Info

Publication number
SG10202001798RA
SG10202001798RA SG10202001798RA SG10202001798RA SG10202001798RA SG 10202001798R A SG10202001798R A SG 10202001798RA SG 10202001798R A SG10202001798R A SG 10202001798RA SG 10202001798R A SG10202001798R A SG 10202001798RA SG 10202001798R A SG10202001798R A SG 10202001798RA
Authority
SG
Singapore
Prior art keywords
material suitable
related methods
vitreous substitute
vitreous
substitute
Prior art date
Application number
SG10202001798RA
Inventor
Xian Jun Loh
Xinyi Su
Zengping Liu
LINGAM Gopal
Veluchamy Barathi Amutha
Hunziker Walter
Original Assignee
Agency Science Tech & Res
Nat Univ Hospital Singapore Pte Ltd
Nat Univ Singapore
Singapore Health Serv Pte Ltd
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 Agency Science Tech & Res, Nat Univ Hospital Singapore Pte Ltd, Nat Univ Singapore, Singapore Health Serv Pte Ltd filed Critical Agency Science Tech & Res
Publication of SG10202001798RA publication Critical patent/SG10202001798RA/en

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
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/52—Hydrogels or hydrocolloids
    • 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
    • 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • 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
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • 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
    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
    • 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
    • A61L2430/16—Materials or treatment for tissue regeneration for reconstruction of eye parts, e.g. intraocular lens, cornea

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Transplantation (AREA)
  • Epidemiology (AREA)
  • Dermatology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
SG10202001798RA 2019-02-28 2020-02-28 A material suitable for use as a vitreous substitute and related methods SG10202001798RA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG10201901837Q 2019-02-28

Publications (1)

Publication Number Publication Date
SG10202001798RA true SG10202001798RA (en) 2020-09-29

Family

ID=69742851

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10202001798RA SG10202001798RA (en) 2019-02-28 2020-02-28 A material suitable for use as a vitreous substitute and related methods

Country Status (5)

Country Link
US (1) US11583612B2 (en)
EP (1) EP3701974A1 (en)
JP (1) JP2020142069A (en)
CN (1) CN111617314B (en)
SG (1) SG10202001798RA (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3701974A1 (en) * 2019-02-28 2020-09-02 Agency for Science, Technology and Research A material suitable for use as a vitreous substitute and related methods
CN113559056A (en) * 2021-08-12 2021-10-29 厦门大学 Ophthalmic thermosensitive in-situ gel preparation containing Reidesvir and preparation method and application thereof
WO2023219567A2 (en) * 2022-05-10 2023-11-16 Agency For Science, Technology And Research A family of thermogelling cationic copolymers containing polyethylenimine and polypropylene glycol
CN114907584A (en) * 2022-05-17 2022-08-16 浙江欧鹿医疗器械有限公司 Polyurethane high-molecular polymer hydrogel and preparation method and application thereof
CN114907540A (en) * 2022-05-17 2022-08-16 浙江欧鹿医疗器械有限公司 Polyurethane high-molecular polymer and preparation method thereof, polyurethane high-molecular polymer hydrogel, kit and application thereof

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9011831B2 (en) * 2004-09-30 2015-04-21 Advanced Cardiovascular Systems, Inc. Methacrylate copolymers for medical devices
US8350087B2 (en) * 2006-04-12 2013-01-08 Agency For Science, Technology And Research Biodegradable thermogelling polymer
KR100838809B1 (en) * 2007-05-03 2008-06-17 성균관대학교산학협력단 Temperature and ph-sensitive block copolymer having excellent gel strength and method of making the same and injectable hydrogles using thereof
WO2011135400A1 (en) * 2010-04-30 2011-11-03 Indian Institute Of Technology Bombay Nanoparticulate in-situ gels as vitreous humor substitutes for ocular diseases
CN102068719A (en) * 2011-01-18 2011-05-25 复旦大学 Adhesion prevention material formed by physical crosslinking hydrogel composition and preparation method and application thereof
CA3144684A1 (en) * 2013-03-05 2014-09-12 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Thermoresponsive hydrogel containing polymer microparticles for noninvasive ocular drug delivery
US20160058698A1 (en) * 2013-04-11 2016-03-03 Commonwealth Scientific And Industrial Research Organisation Composition for controlled delivery of bioactive agents
JP2017502808A (en) * 2014-01-02 2017-01-26 イッサム・リサーチ・ディベロップメント・カンパニー・オブ・ザ・ヘブルー・ユニバーシティ・オブ・エルサレム・リミテッド Ophthalmic viscous surgery tool
CN109481447A (en) * 2014-09-06 2019-03-19 整体生物系统有限责任公司 For realizing the method and biocompatible composition of Sustained drug release in eye
WO2018067702A1 (en) * 2016-10-04 2018-04-12 Massachusetts Institute Of Technology Bottlebrush copolymers and uses thereof
EP3701974A1 (en) * 2019-02-28 2020-09-02 Agency for Science, Technology and Research A material suitable for use as a vitreous substitute and related methods

Also Published As

Publication number Publication date
EP3701974A1 (en) 2020-09-02
US11583612B2 (en) 2023-02-21
US20200276357A1 (en) 2020-09-03
JP2020142069A (en) 2020-09-10
CN111617314A (en) 2020-09-04
CN111617314B (en) 2023-09-19

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