GB2168067B - Cross-linked gels of hyaluronic acid and method of preparing same - Google Patents

Cross-linked gels of hyaluronic acid and method of preparing same

Info

Publication number
GB2168067B
GB2168067B GB8512072A GB8512072A GB2168067B GB 2168067 B GB2168067 B GB 2168067B GB 8512072 A GB8512072 A GB 8512072A GB 8512072 A GB8512072 A GB 8512072A GB 2168067 B GB2168067 B GB 2168067B
Authority
GB
United Kingdom
Prior art keywords
cross
hyaluronic acid
preparing same
linked gels
gels
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB8512072A
Other languages
English (en)
Other versions
GB2168067A (en
GB8512072D0 (en
Inventor
Endre A Balazs
Adolf Leshchiner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Biomatrix Inc
Original Assignee
Biomatrix 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 Biomatrix Inc filed Critical Biomatrix Inc
Publication of GB8512072D0 publication Critical patent/GB8512072D0/en
Publication of GB2168067A publication Critical patent/GB2168067A/en
Application granted granted Critical
Publication of GB2168067B publication Critical patent/GB2168067B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0014—Skin, i.e. galenical aspects of topical compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/731—Cellulose; Quaternized cellulose derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/735—Mucopolysaccharides, e.g. hyaluronic acid; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
    • C08B37/0072—Hyaluronic acid, i.e. HA or hyaluronan; Derivatives thereof, e.g. crosslinked hyaluronic acid (hylan) or hyaluronates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Birds (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Dermatology (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
GB8512072A 1984-12-06 1985-05-13 Cross-linked gels of hyaluronic acid and method of preparing same Expired GB2168067B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/678,895 US4582865A (en) 1984-12-06 1984-12-06 Cross-linked gels of hyaluronic acid and products containing such gels

Publications (3)

Publication Number Publication Date
GB8512072D0 GB8512072D0 (en) 1985-06-19
GB2168067A GB2168067A (en) 1986-06-11
GB2168067B true GB2168067B (en) 1989-06-07

Family

ID=24724742

Family Applications (4)

Application Number Title Priority Date Filing Date
GB8512072A Expired GB2168067B (en) 1984-12-06 1985-05-13 Cross-linked gels of hyaluronic acid and method of preparing same
GB8618720A Expired GB2181148B (en) 1984-12-06 1986-07-31 Products comprising cross-linked gels of hyaluronic acid
GB8618719A Expired GB2181147B (en) 1984-12-06 1986-07-31 Cross-linked gels of hyaluronic acid
GB8817772A Expired GB2205848B (en) 1984-12-06 1988-07-26 Method of preparing cross-linked gels of hyaluronic acid

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB8618720A Expired GB2181148B (en) 1984-12-06 1986-07-31 Products comprising cross-linked gels of hyaluronic acid
GB8618719A Expired GB2181147B (en) 1984-12-06 1986-07-31 Cross-linked gels of hyaluronic acid
GB8817772A Expired GB2205848B (en) 1984-12-06 1988-07-26 Method of preparing cross-linked gels of hyaluronic acid

Country Status (9)

Country Link
US (1) US4582865A (OSRAM)
JP (2) JPS61138601A (OSRAM)
AU (2) AU569157B2 (OSRAM)
CA (1) CA1230186A (OSRAM)
DE (2) DE3546811C2 (OSRAM)
FR (1) FR2574414B1 (OSRAM)
GB (4) GB2168067B (OSRAM)
IT (1) IT1187737B (OSRAM)
SE (2) SE460792B (OSRAM)

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* Cited by examiner, † Cited by third party
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AU4304585A (en) 1986-06-12
JPS61138601A (ja) 1986-06-26
SE8503486L (sv) 1986-06-07
AU569157B2 (en) 1988-01-21
AU7217387A (en) 1987-08-27
FR2574414B1 (fr) 1987-07-03
DE3520008A1 (de) 1986-06-19
GB2181148A (en) 1987-04-15
AU572419B2 (en) 1988-05-05
JPH0637575B2 (ja) 1994-05-18
JPH0430961B2 (OSRAM) 1992-05-25
GB2205848A (en) 1988-12-21
GB2181148B (en) 1989-06-07
GB8618719D0 (en) 1986-09-10
FR2574414A1 (fr) 1986-06-13
SE8503486D0 (sv) 1985-07-15
US4582865A (en) 1986-04-15
SE8901672D0 (sv) 1989-05-10
DE3546811C2 (OSRAM) 1993-09-02
CA1230186A (en) 1987-12-08
GB2168067A (en) 1986-06-11
GB8817772D0 (en) 1988-09-01
SE460792B (sv) 1989-11-20
GB8512072D0 (en) 1985-06-19
GB2181147A (en) 1987-04-15
IT1187737B (it) 1987-12-23
SE8901672L (sv) 1989-05-10
SE501828C2 (sv) 1995-05-22
IT8522089A0 (it) 1985-09-09
JPH02138346A (ja) 1990-05-28
GB8618720D0 (en) 1986-09-10
DE3520008C2 (OSRAM) 1991-10-10
GB2181147B (en) 1989-06-07
GB2205848B (en) 1989-05-24

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