SG11202111922VA - Novel polysaccharide-based hydrogel scaffolds for wound care - Google Patents

Novel polysaccharide-based hydrogel scaffolds for wound care

Info

Publication number
SG11202111922VA
SG11202111922VA SG11202111922VA SG11202111922VA SG11202111922VA SG 11202111922V A SG11202111922V A SG 11202111922VA SG 11202111922V A SG11202111922V A SG 11202111922VA SG 11202111922V A SG11202111922V A SG 11202111922VA SG 11202111922V A SG11202111922V A SG 11202111922VA
Authority
SG
Singapore
Prior art keywords
wound care
based hydrogel
hydrogel scaffolds
novel polysaccharide
polysaccharide
Prior art date
Application number
SG11202111922VA
Inventor
Chi Zhang
Shiqi Hong
Rajeev Gokhale
Pui Lai Rachel Ee
Jian Yao Ng
Original Assignee
Roquette Freres
Nat Univ Singapore
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 Roquette Freres, Nat Univ Singapore filed Critical Roquette Freres
Publication of SG11202111922VA publication Critical patent/SG11202111922VA/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
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0023—Polysaccharides
    • 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
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0061—Use of materials characterised by their function or physical properties
    • A61L26/008—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
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0028—Polypeptides; Proteins; Degradation products thereof
    • A61L26/0047—Specific proteins or polypeptides not covered by groups A61L26/0033 - A61L26/0042
    • 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
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0052—Mixtures of macromolecular compounds
    • 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
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0061—Use of materials characterised by their function or physical properties
    • A61L26/0066—Medicaments; Biocides
    • 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
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0095—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/12—Unicellular algae; Culture media therefor
    • 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
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/80—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special chemical form
    • A61L2300/802—Additives, excipients, e.g. cyclodextrins, fatty acids, surfactants
SG11202111922VA 2019-05-07 2020-05-07 Novel polysaccharide-based hydrogel scaffolds for wound care SG11202111922VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19305581 2019-05-07
PCT/EP2020/062647 WO2020225336A1 (en) 2019-05-07 2020-05-07 Novel polysaccharide-based hydrogel scaffolds for wound care

Publications (1)

Publication Number Publication Date
SG11202111922VA true SG11202111922VA (en) 2021-11-29

Family

ID=66625892

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202111922VA SG11202111922VA (en) 2019-05-07 2020-05-07 Novel polysaccharide-based hydrogel scaffolds for wound care

Country Status (8)

Country Link
US (1) US20220218868A1 (en)
EP (1) EP3965837A1 (en)
JP (1) JP2022533544A (en)
CN (1) CN113924132B (en)
AU (1) AU2020267858A1 (en)
CA (1) CA3137987A1 (en)
SG (1) SG11202111922VA (en)
WO (1) WO2020225336A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4098286A1 (en) 2021-05-31 2022-12-07 Roquette Freres 3d-bioprinting of cell-laden-collagen gellan gum interpenetrating network hydrogel
CN115590896B (en) * 2022-09-22 2023-07-11 中国药科大学 Application of low molecular dextran bezoar acid and chlorella in preparing medicine for treating skin related diseases

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3143636B2 (en) 1991-09-11 2001-03-07 株式会社サン・クロレラ Method for disrupting chlorella cell wall by cell rupture
CN101590293B (en) * 2008-07-31 2013-06-12 华南理工大学 Method for preparing HA/collagen/chitosan interpenetrating polymer network bracket
CN102532566B (en) * 2011-12-21 2013-09-25 四川大学 Preparation method of interpenetrating network composite hydrogel
KR101269423B1 (en) * 2011-12-22 2013-05-30 오스템임플란트 주식회사 Hydrogel with controllable biodegradation behavior and the manufacturing method thereof
CN102688525B (en) * 2012-05-07 2013-11-27 东南大学 Bio-macromolecular hydrogel and preparation method thereof
ES2648237T3 (en) 2013-04-09 2017-12-29 Association For The Advancement Of Tissue Engineering And Cell Based Technologies & Therapies (A4Tec) Sponge type hydrogel of gellan gum, preparation and biomedical applications thereof
CN103484429A (en) * 2013-09-28 2014-01-01 青岛麦迪赛斯生物科技有限公司 Method for preparing NK (natural killer) cell
CN104004231A (en) * 2014-06-12 2014-08-27 东南大学 Biomacromolecule interpenetrating polymer network hydrogel and preparation method thereof
US20170182209A1 (en) * 2014-06-12 2017-06-29 President And Fellows Of Harvard College Interpenetrating network hydrogels with independently tunable stiffness
CN106488927A (en) 2014-07-18 2017-03-08 罗盖特公司 Method for extracting soluble protein from microalgae biomass
US9968437B2 (en) * 2015-06-22 2018-05-15 Bao Tran 3D printer
GB201512582D0 (en) * 2015-07-17 2015-08-26 Univ Birmingham Wound treatment
CN108309840A (en) * 2018-01-31 2018-07-24 广州丽彦妆生物科技有限公司 A kind of profession repair membrane facial mask liquid and preparation method thereof

Also Published As

Publication number Publication date
EP3965837A1 (en) 2022-03-16
CN113924132B (en) 2023-07-25
JP2022533544A (en) 2022-07-25
CA3137987A1 (en) 2020-11-12
CN113924132A (en) 2022-01-11
WO2020225336A1 (en) 2020-11-12
AU2020267858A1 (en) 2021-11-25
US20220218868A1 (en) 2022-07-14

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