IT8423225A1 - Preparati di acido ialuronico insolubili in acqua e procedimento per prepararli - Google Patents

Preparati di acido ialuronico insolubili in acqua e procedimento per prepararli

Info

Publication number
IT8423225A1
IT8423225A1 IT1984A23225A IT2322584A IT8423225A1 IT 8423225 A1 IT8423225 A1 IT 8423225A1 IT 1984A23225 A IT1984A23225 A IT 1984A23225A IT 2322584 A IT2322584 A IT 2322584A IT 8423225 A1 IT8423225 A1 IT 8423225A1
Authority
IT
Italy
Prior art keywords
preparing
procedure
hyaluronic acid
water insoluble
acid preparations
Prior art date
Application number
IT1984A23225A
Other languages
English (en)
Other versions
IT8423225A0 (it
IT1178588B (it
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 IT8423225A0 publication Critical patent/IT8423225A0/it
Publication of IT8423225A1 publication Critical patent/IT8423225A1/it
Application granted granted Critical
Publication of IT1178588B publication Critical patent/IT1178588B/it

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Materials For Medical Uses (AREA)
IT23225/84A 1983-12-15 1984-10-18 Preparati di acido ialuronico insolubili in acqua e procedimento per prepararli IT1178588B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56181883A 1983-12-15 1983-12-15
US59807184A 1984-04-09 1984-04-09

Publications (3)

Publication Number Publication Date
IT8423225A0 IT8423225A0 (it) 1984-10-18
IT8423225A1 true IT8423225A1 (it) 1986-04-18
IT1178588B IT1178588B (it) 1987-09-09

Family

ID=27072762

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23225/84A IT1178588B (it) 1983-12-15 1984-10-18 Preparati di acido ialuronico insolubili in acqua e procedimento per prepararli

Country Status (6)

Country Link
AU (1) AU551628B2 (it)
CA (1) CA1238043A (it)
DE (1) DE3434104A1 (it)
FR (1) FR2556728B1 (it)
GB (1) GB2151244B (it)
IT (1) IT1178588B (it)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582865A (en) * 1984-12-06 1986-04-15 Biomatrix, Inc. Cross-linked gels of hyaluronic acid and products containing such gels
US4713448A (en) * 1985-03-12 1987-12-15 Biomatrix, Inc. Chemically modified hyaluronic acid preparation and method of recovery thereof from animal tissues
US4851521A (en) * 1985-07-08 1989-07-25 Fidia, S.P.A. Esters of hyaluronic acid
US5202431A (en) * 1985-07-08 1993-04-13 Fidia, S.P.A. Partial esters of hyaluronic acid
IT1198449B (it) * 1986-10-13 1988-12-21 F I D I Farmaceutici Italiani Esteri di alcoli polivalenti di acido ialuronico
US5527893A (en) * 1987-09-18 1996-06-18 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
US6174999B1 (en) * 1987-09-18 2001-01-16 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
US6610669B1 (en) 1987-09-18 2003-08-26 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
US4937270A (en) * 1987-09-18 1990-06-26 Genzyme Corporation Water insoluble derivatives of hyaluronic acid
US5017229A (en) * 1990-06-25 1991-05-21 Genzyme Corporation Water insoluble derivatives of hyaluronic acid
AU619760B2 (en) * 1987-12-10 1992-02-06 Genzyme Biosurgery Corporation Hylan preparation and method of recovery thereof from animal tissues
US4888016A (en) * 1988-02-10 1989-12-19 Langerman David W "Spare parts" for use in ophthalmic surgical procedures
WO1990007648A1 (en) * 1988-12-29 1990-07-12 Chang, Victor, Peter Diaphragm pump
IT1260154B (it) * 1992-07-03 1996-03-28 Lanfranco Callegaro Acido ialuronico e suoi derivati in polimeri interpenetranti (ipn)
US5550112A (en) * 1992-12-30 1996-08-27 Patent Biopharmaceutics, Inc. Hyaluronic acid-urea pharmaceutical compositions and uses
US5624915A (en) * 1993-08-04 1997-04-29 Patent Biopharmaceutics, Inc. Hyaluronic acid-urea pharmaceutical compositions and uses
US5531716A (en) * 1993-09-29 1996-07-02 Hercules Incorporated Medical devices subject to triggered disintegration
US6294202B1 (en) 1994-10-06 2001-09-25 Genzyme Corporation Compositions containing polyanionic polysaccharides and hydrophobic bioabsorbable polymers
WO1996039464A1 (en) * 1995-06-06 1996-12-12 C.R. Bard, Inc. Process for the preparation of aqueous dispersions of particles of water-soluble polymers and the particles obtained
US6214331B1 (en) 1995-06-06 2001-04-10 C. R. Bard, Inc. Process for the preparation of aqueous dispersions of particles of water-soluble polymers and the particles obtained
US6060534A (en) 1996-07-11 2000-05-09 Scimed Life Systems, Inc. Medical devices comprising ionically and non-ionically crosslinked polymer hydrogels having improved mechanical properties
US6368356B1 (en) 1996-07-11 2002-04-09 Scimed Life Systems, Inc. Medical devices comprising hydrogel polymers having improved mechanical properties
PT939086E (pt) * 1998-02-27 2004-07-30 Stichting Hippomedics Processo para produzir o acido hialuronico reticulado
GB9902652D0 (en) * 1999-02-05 1999-03-31 Fermentech Med Ltd Process
US6521223B1 (en) * 2000-02-14 2003-02-18 Genzyme Corporation Single phase gels for the prevention of adhesions
US7387836B2 (en) 2002-04-17 2008-06-17 Genzyme Corporation Aziridine compounds and their use in medical devices
US20050222081A1 (en) * 2002-04-17 2005-10-06 Gianolio Diego A Cross-linked hyaluronate compounds
AU2003901834A0 (en) 2003-04-17 2003-05-01 Clearcoll Pty Ltd Cross-linked polysaccharide compositions
GB2408741B (en) * 2003-12-04 2008-06-18 Ind Tech Res Inst Hyaluronic acid derivative with urethane linkage
US8313765B2 (en) 2003-12-04 2012-11-20 Industrial Technology Research Institute Biodegradable hyaluronic acid derivative, biodegradable polymeric micelle composition and pharmaceutical or bioactive composition
EP1742692A4 (en) 2004-03-17 2012-06-27 Genzyme Corp ANTI-ADHERENCE SPRAY
US7858107B2 (en) 2004-09-10 2010-12-28 Medtronic Xomed, Inc. Flexible bioresorbable hemostatic packing and stent having a preselectable in-vivo residence time
GB2423252B (en) * 2005-02-18 2007-10-17 Engelhard Lyon Cross-linked polymer of carbohydrate, notably based on polysaccharides, and/or on oligosaccharides and/or on polyols
FR2882366B1 (fr) 2005-02-18 2008-04-18 Coletica Sa Polymere reticule de carbohydrate, notamment a base de polysaccharides et/ou de polyols
ES2440240T3 (es) 2005-08-04 2014-01-28 Teijin Limited Derivado de celulosa
FR2918377B1 (fr) 2007-07-05 2010-10-08 Estelle Piron Gel co-reticule de polysaccharides
US8691957B2 (en) 2007-09-28 2014-04-08 Shiseido Company, Ltd. Swellable crosslinked hyaluronan powder and method for producing the same
FR2924615B1 (fr) 2007-12-07 2010-01-22 Vivacy Lab Hydrogel cohesif biodegradable.
US10266684B2 (en) 2012-03-12 2019-04-23 Colorado State University Research Foundation Glycosaminoglycan and synthetic polymer materials for blood-contacting applications
ES2856830T3 (es) * 2012-03-12 2021-09-28 Univ Colorado State Res Found Glicosaminoglicano y materiales poliméricos sintéticos para aplicaciones en contacto con la sangre
ITMI20131193A1 (it) * 2013-07-16 2015-01-17 Ira Srl Acido ialuronico reticolato, processo per la sua preparazione ed applicazioni in ambito estetico
ITUA20161822A1 (it) * 2016-03-18 2017-09-18 Indena Spa Composizioni utili nella prevenzione e/o nel trattamento di patologie del cavo orale, delle prime vie aeree e dell’esofago

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE361320B (it) * 1972-03-14 1973-10-29 Exploaterings Ab Tbf
US4152170A (en) * 1975-06-18 1979-05-01 Sumitomo Chemical Company, Ltd. Cross-linked pullulan
GB1515963A (en) * 1975-07-15 1978-06-28 Massachusetts Inst Technology Crosslinked collagen-mucopolysaccharide composite materials

Also Published As

Publication number Publication date
DE3434104A1 (de) 1985-08-29
IT8423225A0 (it) 1984-10-18
AU3337984A (en) 1985-06-20
DE3434104C2 (it) 1991-06-20
IT1178588B (it) 1987-09-09
GB2151244A (en) 1985-07-17
AU551628B2 (en) 1986-05-08
FR2556728A1 (fr) 1985-06-21
FR2556728B1 (fr) 1987-06-26
GB2151244B (en) 1987-01-07
GB8420560D0 (en) 1984-09-19
CA1238043A (en) 1988-06-14

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971027