DE10199065I2 - Ultrafeine magnetische metalloxidteilchen enthalten de zusammensetzung - Google Patents

Ultrafeine magnetische metalloxidteilchen enthalten de zusammensetzung

Info

Publication number
DE10199065I2
DE10199065I2 DE2001199065 DE10199065C DE10199065I2 DE 10199065 I2 DE10199065 I2 DE 10199065I2 DE 2001199065 DE2001199065 DE 2001199065 DE 10199065 C DE10199065 C DE 10199065C DE 10199065 I2 DE10199065 I2 DE 10199065I2
Authority
DE
Germany
Prior art keywords
metal oxide
magnetic metal
oxide particles
composition contains
contains ultrafine
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.)
Active
Application number
DE2001199065
Other languages
English (en)
Other versions
DE10199065I1 (de
Inventor
Hideo Nagae
Masakatsu Hasegawa
Yoshio Ito
Akihiro Mizutani
Kimio Hirose
Masahiro Ohgai
Yasuji Yamashita
Nahoko Tozawa
Keiko Yamada
Shusaburo Hokukoku
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.)
Meito Sangyo KK
Original Assignee
Meito Sangyo 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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=12001420&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE10199065(I2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Meito Sangyo KK filed Critical Meito Sangyo KK
Publication of DE10199065I1 publication Critical patent/DE10199065I1/de
Application granted granted Critical
Publication of DE10199065I2 publication Critical patent/DE10199065I2/de
Active legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5094—Microcapsules containing magnetic carrier material, e.g. ferrite for drug targeting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2400/00—Assays, e.g. immunoassays or enzyme assays, involving carbohydrates
    • G01N2400/10—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • G01N2400/12—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar
    • G01N2400/14—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar alpha-D-Glucans, i.e. having alpha 1,n (n=3,4,6) linkages between saccharide units, e.g. pullulan
    • G01N2400/22—Dextran
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/20—Magnetic particle immunoreagent carriers the magnetic material being present in the particle core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/30—Magnetic particle immunoreagent carriers the magnetic material being dispersed in the polymer composition before their conversion into particulate form
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/80—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S436/00—Chemistry: analytical and immunological testing
    • Y10S436/806—Electrical property or magnetic property
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/24—Nuclear magnetic resonance, electron spin resonance or other spin effects or mass spectrometry

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Soft Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Materials For Medical Uses (AREA)
DE2001199065 1991-01-19 1992-01-17 Ultrafeine magnetische metalloxidteilchen enthalten de zusammensetzung Active DE10199065I2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1951291 1991-01-19
PCT/JP1992/000031 WO1992012735A1 (en) 1991-01-19 1992-01-17 Composition containing ultrafine particles of magnetic metal oxide

Publications (2)

Publication Number Publication Date
DE10199065I1 DE10199065I1 (de) 2002-02-21
DE10199065I2 true DE10199065I2 (de) 2004-09-23

Family

ID=12001420

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2001199065 Active DE10199065I2 (de) 1991-01-19 1992-01-17 Ultrafeine magnetische metalloxidteilchen enthalten de zusammensetzung
DE69229150T Expired - Lifetime DE69229150T3 (de) 1991-01-19 1992-01-17 Ultrafeine magnetische metalloxidteilchen enthalten de zusammensetzung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69229150T Expired - Lifetime DE69229150T3 (de) 1991-01-19 1992-01-17 Ultrafeine magnetische metalloxidteilchen enthalten de zusammensetzung

Country Status (13)

Country Link
US (1) US5328681A (de)
EP (1) EP0525199B2 (de)
JP (1) JP2921984B2 (de)
AT (1) ATE179894T1 (de)
AU (1) AU652804B2 (de)
CA (1) CA2078679C (de)
DE (2) DE10199065I2 (de)
DK (1) DK0525199T4 (de)
ES (1) ES2131067T5 (de)
LU (1) LU91003I2 (de)
NL (1) NL300088I1 (de)
NO (2) NO305636B1 (de)
WO (1) WO1992012735A1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5916539A (en) * 1993-03-02 1999-06-29 Silica Gel Ges. M.B.H. Superparamagnetic particles, process for producing the same and their use
MX9603001A (es) * 1994-01-28 1997-06-28 Nycomed Imaging As Formulario oral de particulas magneticas.
DE4428851C2 (de) * 1994-08-04 2000-05-04 Diagnostikforschung Inst Eisen enthaltende Nanopartikel, ihre Herstellung und Anwendung in der Diagnostik und Therapie
DE19509694A1 (de) * 1995-03-08 1996-09-19 Schering Ag Verwendung von Magnetiten zur Bestimmung der Perfusion von menschlichem Gewebe mittels MR-Diagnostik
GB9600427D0 (en) * 1996-01-10 1996-03-13 Nycomed Imaging As Contrast media
PL327679A1 (en) 1996-01-10 1998-12-21 Nycomed Imaging As Contast medium
US5855868A (en) * 1996-04-01 1999-01-05 Nycomed Imaging As Method of T1 -weighted resonance imaging of RES organs
FR2749082B1 (fr) * 1996-05-24 1998-06-26 Bio Merieux Particules superparamagnetiques et monodispersees
HUP0001608A3 (en) 1996-08-05 2001-01-29 Schering Ag Process for producing contrasting agents for magnetic resonance tomography
GB2319253A (en) 1996-11-16 1998-05-20 Eric Leigh Mayes Composition, for use in a device, comprising a magnetic layer of domain-separated magnetic particles
US20060003163A1 (en) * 1996-11-16 2006-01-05 Nanomagnetics Limited Magnetic fluid
US6986942B1 (en) 1996-11-16 2006-01-17 Nanomagnetics Limited Microwave absorbing structure
US6713173B2 (en) 1996-11-16 2004-03-30 Nanomagnetics Limited Magnetizable device
US6815063B1 (en) 1996-11-16 2004-11-09 Nanomagnetics, Ltd. Magnetic fluid
US6725078B2 (en) * 2000-01-31 2004-04-20 St. Louis University System combining proton beam irradiation and magnetic resonance imaging
US7179660B1 (en) 2000-03-06 2007-02-20 Dade Behring Marburg Gmbh Carriers coated with polysaccharides, their preparation and use
US6743395B2 (en) * 2000-03-22 2004-06-01 Ebara Corporation Composite metallic ultrafine particles and process for producing the same
US7169618B2 (en) * 2000-06-28 2007-01-30 Skold Technology Magnetic particles and methods of producing coated magnetic particles
DE10154016B4 (de) * 2001-10-26 2004-02-12 Berlin Heart Ag Magnetflüssigkeit und Verfahren zur ihrer Herstellung
US20030185757A1 (en) * 2002-03-27 2003-10-02 Mayk Kresse Iron-containing nanoparticles with double coating and their use in diagnosis and therapy
AU2003266501A1 (en) * 2002-08-16 2004-03-03 Admetec Co., Ltd. Heating method and heating apparatus therefor
KR101201657B1 (ko) 2003-01-31 2012-11-14 가부시키 가이샤 오오쯔카 세이야쿠 고우죠우 유전가열에 의한 암치료법에 사용하는 보조제 및 암치료법
FR2861994A1 (fr) * 2003-11-12 2005-05-13 Guerbet Sa Nouvel agent de diagnostic pour l'irm dans les pathologies impliquant des proteinases
ATE503419T1 (de) 2004-02-20 2011-04-15 Univ Florida System zur verabreichung von konformer strahlungstherapie unter gleichzeitiger abbildung von weichem gewebe
WO2005117126A1 (ja) * 2004-05-27 2005-12-08 Matsushita Electric Industrial Co., Ltd. 基板上への微粒子配列体の形成方法および半導体素子
WO2006051732A1 (ja) * 2004-11-10 2006-05-18 Konica Minolta Medical & Graphic, Inc. 被覆磁性粒子含有製剤およびその製造方法、並びに診断治療システム
JP5354566B2 (ja) * 2008-07-25 2013-11-27 名糖産業株式会社 カチオン性多糖磁性粒子複合体
RS52600B (en) * 2008-09-29 2013-04-30 Vifor (International) Ag THE COURT AND PROCEEDINGS FOR THE STORAGE AND Bringing of Liquid and Liquid Medicinal Products
IT1398263B1 (it) 2010-03-04 2013-02-22 Monzani Nanoparticelle magnetiche di ossido di ferro a dimensione controllata per la diagnosi ed il trattamento di neoplasie avanzate e metastatiche
DE102011112898A1 (de) 2011-09-08 2013-03-14 Charité - Universitätsmedizin Berlin Nanopartikuläres Phosphatadsorbens basierend auf Maghämit oder Maghämit/Magnetit, dessen Herstellung und Verwendungen
US10561861B2 (en) 2012-05-02 2020-02-18 Viewray Technologies, Inc. Videographic display of real-time medical treatment
JP6535857B2 (ja) * 2015-03-16 2019-07-03 国立大学法人 岡山大学 γ−酸化鉄の製造方法
EP3423153B1 (de) 2016-03-02 2021-05-19 ViewRay Technologies, Inc. Partikeltherapie mit magnetresonanzbildgebung
BR112019012061A2 (pt) 2016-12-13 2019-11-12 Viewray Tech Inc sistemas e métodos de terapia de radiação
CN111712298B (zh) 2017-12-06 2023-04-04 优瑞技术公司 放射疗法系统
US11209509B2 (en) 2018-05-16 2021-12-28 Viewray Technologies, Inc. Resistive electromagnet systems and methods

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US4001288A (en) * 1965-09-15 1977-01-04 Howard S. Gable Magnetic organo-iron compounds
US4452773A (en) * 1982-04-05 1984-06-05 Canadian Patents And Development Limited Magnetic iron-dextran microspheres
SE463651B (sv) * 1983-12-21 1991-01-07 Nycomed As Diagnostikum och kontrastmedel
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US5114703A (en) * 1989-05-30 1992-05-19 Alliance Pharmaceutical Corp. Percutaneous lymphography using particulate fluorocarbon emulsions
JP2726520B2 (ja) * 1989-10-20 1998-03-11 名糖産業株式会社 有機磁性複合体

Also Published As

Publication number Publication date
EP0525199A1 (de) 1993-02-03
NL300088I1 (nl) 2002-07-01
DE10199065I1 (de) 2002-02-21
US5328681A (en) 1994-07-12
EP0525199B1 (de) 1999-05-12
DE69229150T2 (de) 1999-09-30
ATE179894T1 (de) 1999-05-15
NO923584L (no) 1992-11-12
AU1168992A (en) 1992-08-27
NO2002003I2 (no) 2005-04-04
DE69229150T3 (de) 2005-01-05
NO305636B1 (no) 1999-07-05
ES2131067T3 (es) 1999-07-16
WO1992012735A1 (en) 1992-08-06
NO923584D0 (no) 1992-09-15
DK0525199T4 (da) 2004-06-01
EP0525199A4 (en) 1994-08-17
DE69229150D1 (de) 1999-06-17
JP2921984B2 (ja) 1999-07-19
CA2078679C (en) 2006-12-05
ES2131067T5 (es) 2004-10-16
AU652804B2 (en) 1994-09-08
EP0525199B2 (de) 2004-04-14
CA2078679A1 (en) 1992-07-20
LU91003I2 (en) 2003-03-24
DK0525199T3 (da) 1999-11-01

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