DE69332120T2 - Verwendung von mit polysacchariden überzogenen superparamagnetischen oxid-kolloiden - Google Patents
Verwendung von mit polysacchariden überzogenen superparamagnetischen oxid-kolloidenInfo
- Publication number
- DE69332120T2 DE69332120T2 DE69332120T DE69332120T DE69332120T2 DE 69332120 T2 DE69332120 T2 DE 69332120T2 DE 69332120 T DE69332120 T DE 69332120T DE 69332120 T DE69332120 T DE 69332120T DE 69332120 T2 DE69332120 T2 DE 69332120T2
- Authority
- DE
- Germany
- Prior art keywords
- polysaccharides
- covered
- oxide colloids
- superparamagnetic oxide
- superparamagnetic
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
- H01F1/445—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids the magnetic component being a compound, e.g. Fe3O4
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/06—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations
- A61K49/18—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes
- A61K49/1806—Suspensions, emulsions, colloids, dispersions
- A61K49/1809—Micelles, e.g. phospholipidic or polymeric micelles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/06—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations
- A61K49/18—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes
- A61K49/1818—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles
- A61K49/1821—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles
- A61K49/1824—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles
- A61K49/1827—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle
- A61K49/1851—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with an organic macromolecular compound, i.e. oligomeric, polymeric, dendrimeric organic molecule
- A61K49/1863—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with an organic macromolecular compound, i.e. oligomeric, polymeric, dendrimeric organic molecule the organic macromolecular compound being a polysaccharide or derivative thereof, e.g. chitosan, chitin, cellulose, pectin, starch
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Power Engineering (AREA)
- Immunology (AREA)
- Molecular Biology (AREA)
- Dispersion Chemistry (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1993/007682 WO1995005669A1 (en) | 1993-08-12 | 1993-08-12 | Synthesis of polysaccharide covered superparamagnetic oxide colloids |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69332120D1 DE69332120D1 (de) | 2002-08-22 |
DE69332120T2 true DE69332120T2 (de) | 2003-02-27 |
Family
ID=22236855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69332120T Expired - Lifetime DE69332120T2 (de) | 1993-08-12 | 1993-08-12 | Verwendung von mit polysacchariden überzogenen superparamagnetischen oxid-kolloiden |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0713602B1 (de) |
JP (1) | JP3854631B2 (de) |
DE (1) | DE69332120T2 (de) |
WO (1) | WO1995005669A1 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5691423A (en) * | 1992-08-24 | 1997-11-25 | The United States Of America As Represented By The Department Of Health And Human Services | Polysaccharide-bound nitric oxide-nucleophile adducts |
US6986942B1 (en) | 1996-11-16 | 2006-01-17 | Nanomagnetics Limited | Microwave absorbing structure |
DE19808079A1 (de) * | 1998-02-20 | 1999-08-26 | Schering Ag | Hydroxyethylstärke-Konjugate, Verfahren zu ihrer Herstellung und diese enthaltende pharmazeutische Mittel |
US6361759B1 (en) | 1998-05-26 | 2002-03-26 | Wisconsin Alumni Research Foundation | MR signal-emitting coatings |
US6896874B2 (en) * | 1998-05-26 | 2005-05-24 | Wisconsin Alumni Research Foundation | MR-signal emitting coatings |
US7871597B2 (en) | 1999-04-09 | 2011-01-18 | Amag Pharmaceuticals, Inc. | Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents |
US7082326B2 (en) | 2000-03-31 | 2006-07-25 | Amersham Health As | Method of magnetic resonance imaging |
FR2808026B1 (fr) * | 2000-04-25 | 2002-06-14 | Alexandre Laurent | Biomateriau a base de polymere hydrophile presentant un signal specifique en imagerie par resonance magnetique et procede de preparation d'un tel biomateriau |
JP3728411B2 (ja) * | 2001-09-18 | 2005-12-21 | ソニー株式会社 | 磁性粒子の作製方法、磁性粒子および磁性材料 |
JP2005531647A (ja) * | 2002-04-11 | 2005-10-20 | カルボマー インク | 新規なイメージングプローブ |
JP2005531648A (ja) * | 2002-04-11 | 2005-10-20 | カルボマー インク | 生体適合性物質およびプローブ類 |
GB2393728A (en) * | 2002-10-04 | 2004-04-07 | Nanomagnetics Ltd | Magnetic nanoparticles |
WO2005087367A1 (ja) * | 2004-03-15 | 2005-09-22 | Hitachi Maxell, Ltd. | 磁性複合粒子およびその製造方法 |
US8457712B2 (en) | 2005-12-30 | 2013-06-04 | Wisconsin Alumni Research Foundation | Multi-mode medical device system and methods of manufacturing and using same |
US8532742B2 (en) | 2006-11-15 | 2013-09-10 | Wisconsin Alumni Research Foundation | System and method for simultaneous 3DPR device tracking and imaging under MR-guidance for therapeutic endovascular interventions |
JP5353004B2 (ja) * | 2007-01-05 | 2013-11-27 | 国立大学法人東京工業大学 | 球形フェライトナノ粒子の製造方法 |
US20080208039A1 (en) | 2007-02-28 | 2008-08-28 | Wisconsin Alumni Research Foundation | System and method of performing therapeutic endovascular interventions |
KR101125232B1 (ko) * | 2009-09-29 | 2012-03-21 | 서울대학교산학협력단 | 초상자성 산화철 나노입자 탑재 고분자 미세구의 제조 방법 |
DE102011112898A1 (de) * | 2011-09-08 | 2013-03-14 | Charité - Universitätsmedizin Berlin | Nanopartikuläres Phosphatadsorbens basierend auf Maghämit oder Maghämit/Magnetit, dessen Herstellung und Verwendungen |
EP3849619A1 (de) | 2018-09-10 | 2021-07-21 | Saving Patients' Lives Medical B.V. | Ultrakleine superparamagnetische eisenoxidnanopartikel |
CN113304270B (zh) * | 2021-05-18 | 2023-10-24 | 广州康臣药业有限公司 | 水溶性磁球的制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4452773A (en) * | 1982-04-05 | 1984-06-05 | Canadian Patents And Development Limited | Magnetic iron-dextran microspheres |
US4824587A (en) * | 1985-03-18 | 1989-04-25 | The Dow Chemical Company | Composites of coercive particles and superparamagnetic particles |
US4827945A (en) * | 1986-07-03 | 1989-05-09 | Advanced Magnetics, Incorporated | Biologically degradable superparamagnetic materials for use in clinical applications |
JPH03141119A (ja) * | 1989-10-25 | 1991-06-17 | Nippon Telegr & Teleph Corp <Ntt> | 磁性微粒子の製造方法 |
ES2130406T5 (es) * | 1992-08-05 | 2003-12-16 | Meito Sangyo Kk | Material compuesto de pequeño diametro compuesto de carboxipolisacarido soluble en agua y oxido de hierro magnetico. |
US5349957A (en) * | 1992-12-02 | 1994-09-27 | Sterling Winthrop Inc. | Preparation and magnetic properties of very small magnetite-dextran particles |
-
1993
- 1993-08-12 WO PCT/US1993/007682 patent/WO1995005669A1/en active IP Right Grant
- 1993-08-12 DE DE69332120T patent/DE69332120T2/de not_active Expired - Lifetime
- 1993-08-12 EP EP93920085A patent/EP0713602B1/de not_active Expired - Lifetime
- 1993-08-12 JP JP50691395A patent/JP3854631B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69332120D1 (de) | 2002-08-22 |
EP0713602A1 (de) | 1996-05-29 |
EP0713602B1 (de) | 2002-07-17 |
WO1995005669A1 (en) | 1995-02-23 |
JPH09501675A (ja) | 1997-02-18 |
JP3854631B2 (ja) | 2006-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: AMAG PHARMACEUTICALS,INC.(N.D.GES.D.STAATES DE, US |