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
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
US4937270A (en) * 1987-09-18 1990-06-26 Genzyme Corporation Water insoluble derivatives of hyaluronic acid
US5527893A (en) * 1987-09-18 1996-06-18 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
US6610669B1 (en) 1987-09-18 2003-08-26 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
US6174999B1 (en) * 1987-09-18 2001-01-16 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
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
AU611072B2 (en) * 1988-12-29 1991-05-30 Chang, Ann Lois 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
US5529987A (en) * 1993-08-04 1996-06-25 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
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
EP1607429A3 (en) * 1995-06-06 2006-01-04 C.R.Bard, Inc. Process for the preparation of aqueous dispersions of particles of water-soluble polymers
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
WO2003089476A1 (en) * 2002-04-17 2003-10-30 Genzyme Corporation Cross-linked hyaluronate compounds
US7387836B2 (en) 2002-04-17 2008-06-17 Genzyme Corporation Aziridine compounds and their use in medical devices
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
KR101244519B1 (ko) 2004-03-17 2013-03-18 젠자임 코포레이션 항점착 분무
US7858107B2 (en) 2004-09-10 2010-12-28 Medtronic Xomed, Inc. Flexible bioresorbable hemostatic packing and stent having a preselectable in-vivo residence time
FR2882366B1 (fr) 2005-02-18 2008-04-18 Coletica Sa Polymere reticule de carbohydrate, notamment a base de polysaccharides et/ou de polyols
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
KR101294451B1 (ko) 2005-08-04 2013-08-07 데이진 가부시키가이샤 셀룰로오스 유도체
FR2918377B1 (fr) 2007-07-05 2010-10-08 Estelle Piron Gel co-reticule de polysaccharides
ES2381417T3 (es) 2007-09-28 2012-05-28 Shiseido Company, Ltd. Polvo de ácido hialurónico reticulado hinchable y procedimiento para fabricarlo
FR2924615B1 (fr) 2007-12-07 2010-01-22 Vivacy Lab Hydrogel cohesif biodegradable.
AU2013232382B2 (en) 2012-03-12 2018-02-01 Colorado State University Research Foundation Glycosaminoglycan and synthetic polymer materials for blood-contacting applications
US10266684B2 (en) 2012-03-12 2019-04-23 Colorado State University Research Foundation Glycosaminoglycan and synthetic polymer materials for blood-contacting applications
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
GB8420560D0 (en) 1984-09-19
AU551628B2 (en) 1986-05-08
DE3434104C2 (it) 1991-06-20
IT8423225A0 (it) 1984-10-18
CA1238043A (en) 1988-06-14
DE3434104A1 (de) 1985-08-29
GB2151244B (en) 1987-01-07
GB2151244A (en) 1985-07-17
IT1178588B (it) 1987-09-09
AU3337984A (en) 1985-06-20
FR2556728B1 (fr) 1987-06-26
FR2556728A1 (fr) 1985-06-21

Similar Documents

Publication Publication Date Title
IT8423225A1 (it) Preparati di acido ialuronico insolubili in acqua e procedimento per prepararli
IT1149274B (it) Cementi solubili in acidi e metodi per impiegarli
GB2168067B (en) Cross-linked gels of hyaluronic acid and method of preparing same
IT1183674B (it) Procedimento di fermentazione per produrre acido ialuronico
FI884297A0 (fi) Veteen liukenemattomia polypeptidejä
IT8349143A0 (it) Acido ialuronico ottenuto per mezzodi filtrazione molecolare sprovvisto di attivita' infiammatoria e sua utilizzazione terapeutica
ES538639A0 (es) Exteres mixtos de b -ciclodextrina solubles en agua
GB2135008B (en) Expandable connector and method of using same to form curved structural framework
BR8803422A (pt) Processo de preparacao de copolimeros em blocos
IT8548836A0 (it) Perfezionamento nei dentifrici in gel e procedimento di preparazione
ZA887282B (en) Human cell lines of epithelial lung adenocarcianoma origin,human proteins and methods
GB8828254D0 (en) Method of healing wounds in horses
IT7869923A0 (it) Granulato di acido silicico precipitate e procedimento per la sua preparazione
IL73606A0 (en) Method of improving joint function in an animal using hyaluronic acid
DK158844C (da) Saltsyrepraeparater og anvendelse heraf
BR8207524A (pt) Processo de preparacao de copolimeros em blocos
ES539210A0 (es) Procedimiento para producir preparados de agentes antihelminticos dificilmente solubles en agua
IT1194519B (it) Procedimento per la preparazione di dioli vicinali solubili in acqua
IT1173079B (it) Procedimento per la purificazione di polieteri e/o copolieteri almeno limitatamente solubili in acqua
IT8246877A0 (it) Procedimento di vinificazione e impianto per attuarlo
IT1176853B (it) Procedimento per ottenere una formulazione a rilascio controllato di componenti solubili in acqua
EP0321428A3 (en) Use of glycerol ethers in dermatological diseases
ZA847975B (en) Beta-elemonic acid and pharmaceutical preparations
IT8748032A0 (it) Derivati di acido benzoico quali agenti anti-iperlipemici e procedimento di preparazione
IT1171936B (it) Procedimento ed apparecchiatura per realizzare la bicchieratura di tubi in materiale termoplastico

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971027