ATE295745T1 - Hyaluronsäure-gel, verfahren zur dessen herstellung und hyaluronsäure-gel enthaltendes medizinisches material - Google Patents

Hyaluronsäure-gel, verfahren zur dessen herstellung und hyaluronsäure-gel enthaltendes medizinisches material

Info

Publication number: ATE295745T1
Authority: AT; Austria
Prior art keywords: hyaluronic acid; acid gel; production; material containing; medical material
Prior art date: 1997-08-22

Application number

AT98936706T

Other languages

English (en)

Inventor

Yoshiaki Miyata

Akio Okamoto

Masatoshi Kawada

Kazuhiro Oshima

Masamichi Hashimoto

Kazuhiko Arai

Tomio Sawada

Original Assignee

Denki Kagaku Kogyo Kk

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.)

1997-08-22

Filing date

1998-08-07

Publication date

2005-06-15

1998-08-07 Application filed by Denki Kagaku Kogyo Kk filed Critical Denki Kagaku Kogyo Kk

2005-06-15 Application granted granted Critical

2005-06-15 Publication of ATE295745T1 publication Critical patent/ATE295745T1/de

Links

KIUKXJAPPMFGSW-DNGZLQJQSA-N (2S,3S,4S,5R,6R)-6-[(2S,3R,4R,5S,6R)-3-Acetamido-2-[(2S,3S,4R,5R,6R)-6-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](O[C@H]3[C@@H]([C@@H](O)[C@H](O)[C@H](O3)C(O)=O)O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](C(O)=O)O1 KIUKXJAPPMFGSW-DNGZLQJQSA-N 0.000 title abstract 4
229920002674 hyaluronan Polymers 0.000 title abstract 4
229960003160 hyaluronic acid Drugs 0.000 title abstract 4
239000012567 medical material Substances 0.000 title 1
239000007864 aqueous solution Substances 0.000 abstract 2
230000007935 neutral effect Effects 0.000 abstract 2

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
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
- C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
- C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
- 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
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
- 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
- A61L27/20—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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
- A61L31/042—Polysaccharides
- 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

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
General Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Animal Behavior & Ethology (AREA)
Epidemiology (AREA)
Organic Chemistry (AREA)
Polymers & Plastics (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Engineering & Computer Science (AREA)
Biochemistry (AREA)
Molecular Biology (AREA)
Hematology (AREA)
Dermatology (AREA)
Oral & Maxillofacial Surgery (AREA)
Transplantation (AREA)
Heart & Thoracic Surgery (AREA)
Surgery (AREA)
Vascular Medicine (AREA)
Materials For Medical Uses (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

AT98936706T 1997-08-22 1998-08-07 Hyaluronsäure-gel, verfahren zur dessen herstellung und hyaluronsäure-gel enthaltendes medizinisches material ATE295745T1 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP22673497		1997-08-22
JP11756498		1998-04-27
PCT/JP1998/003536 WO1999010385A1 (en)	1997-08-22	1998-08-07	Hyaluronic acid gel, process for producing the same and medical material containing the same

Publications (1)

Publication Number	Publication Date
ATE295745T1 true ATE295745T1 (de)	2005-06-15

Family

ID=26455658

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT98936706T ATE295745T1 (de)	1997-08-22	1998-08-07	Hyaluronsäure-gel, verfahren zur dessen herstellung und hyaluronsäure-gel enthaltendes medizinisches material

Country Status (11)

Country	Link
US (2)	US6387413B1 (de)
EP (1)	EP1005874B1 (de)
JP (1)	JP3359909B2 (de)
KR (1)	KR100374666B1 (de)
CN (1)	CN1101405C (de)
AT (1)	ATE295745T1 (de)
AU (1)	AU742675B2 (de)
CA (1)	CA2301018C (de)
DE (1)	DE69830240T2 (de)
NZ (1)	NZ502815A (de)
WO (1)	WO1999010385A1 (de)

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US5616568A (en) *	1993-11-30	1997-04-01	The Research Foundation Of State University Of New York	Functionalized derivatives of hyaluronic acid
ATE295745T1 (de)	1997-08-22	2005-06-15	Denki Kagaku Kogyo Kk	Hyaluronsäure-gel, verfahren zur dessen herstellung und hyaluronsäure-gel enthaltendes medizinisches material

1998
- 1998-08-07 AT AT98936706T patent/ATE295745T1/de active
- 1998-08-07 EP EP98936706A patent/EP1005874B1/de not_active Expired - Lifetime
- 1998-08-07 CN CN98808365A patent/CN1101405C/zh not_active Expired - Lifetime
- 1998-08-07 DE DE69830240T patent/DE69830240T2/de not_active Expired - Lifetime
- 1998-08-07 NZ NZ502815A patent/NZ502815A/en not_active IP Right Cessation
- 1998-08-07 US US09/463,993 patent/US6387413B1/en not_active Expired - Lifetime
- 1998-08-07 KR KR10-2000-7001812A patent/KR100374666B1/ko not_active Expired - Fee Related
- 1998-08-07 WO PCT/JP1998/003536 patent/WO1999010385A1/ja not_active Ceased
- 1998-08-07 AU AU85616/98A patent/AU742675B2/en not_active Ceased
- 1998-08-07 JP JP2000507710A patent/JP3359909B2/ja not_active Expired - Fee Related
- 1998-08-07 CA CA002301018A patent/CA2301018C/en not_active Expired - Fee Related
2002
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Also Published As

Publication number	Publication date
KR100374666B1 (ko)	2003-03-04
US6387413B1 (en)	2002-05-14
US6790461B2 (en)	2004-09-14
DE69830240D1 (de)	2005-06-23
WO1999010385A1 (en)	1999-03-04
CA2301018A1 (en)	1999-03-04
KR20010023185A (ko)	2001-03-26
AU742675B2 (en)	2002-01-10
JP3359909B2 (ja)	2002-12-24
DE69830240T2 (de)	2005-10-13
EP1005874B1 (de)	2005-05-18
CN1267308A (zh)	2000-09-20
NZ502815A (en)	2002-03-01
CN1101405C (zh)	2003-02-12
US20020098244A1 (en)	2002-07-25
AU8561698A (en)	1999-03-16
EP1005874A1 (de)	2000-06-07
CA2301018C (en)	2006-06-20
EP1005874A4 (de)	2001-02-07

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