HK1003562A1 - Contrast medium composition - Google Patents

Contrast medium composition

Info

Publication number
HK1003562A1
HK1003562A1 HK98102621A HK98102621A HK1003562A1 HK 1003562 A1 HK1003562 A1 HK 1003562A1 HK 98102621 A HK98102621 A HK 98102621A HK 98102621 A HK98102621 A HK 98102621A HK 1003562 A1 HK1003562 A1 HK 1003562A1
Authority
HK
Hong Kong
Prior art keywords
contrast medium
medium composition
enhancing agent
physiologically tolerable
magnetically responsive
Prior art date
Application number
HK98102621A
Other languages
English (en)
Inventor
Helge Guttorm Gundersen
Original Assignee
Nycomed Imaging As
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 Nycomed Imaging As filed Critical Nycomed Imaging As
Publication of HK1003562A1 publication Critical patent/HK1003562A1/xx

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
    • A61K49/1887—Agglomerates, clusters, i.e. more than one (super)(para)magnetic microparticle or nanoparticle are aggregated or entrapped in the same maxtrix
    • 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
    • A61K49/1803—Semi-solid preparations, e.g. ointments, gels, hydrogels
    • 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
    • A61K49/1857—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 obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. PLGA

Landscapes

  • Health & Medical Sciences (AREA)
  • Nanotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Liquid Crystal Substances (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
HK98102621A 1989-07-21 1998-03-27 Contrast medium composition HK1003562A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898916780A GB8916780D0 (en) 1989-07-21 1989-07-21 Compositions

Publications (1)

Publication Number Publication Date
HK1003562A1 true HK1003562A1 (en) 1998-10-30

Family

ID=10660459

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98102621A HK1003562A1 (en) 1989-07-21 1998-03-27 Contrast medium composition

Country Status (16)

Country Link
EP (2) EP0485429A1 (fi)
JP (1) JP2962521B2 (fi)
AT (1) ATE101047T1 (fi)
AU (1) AU640401B2 (fi)
CA (1) CA2059279A1 (fi)
DE (1) DE69006415T2 (fi)
DK (1) DK0409351T3 (fi)
ES (1) ES2048958T3 (fi)
FI (1) FI98987C (fi)
GB (1) GB8916780D0 (fi)
HK (1) HK1003562A1 (fi)
IE (1) IE65463B1 (fi)
NO (1) NO303483B1 (fi)
NZ (1) NZ234574A (fi)
WO (1) WO1991001148A1 (fi)
ZA (1) ZA905725B (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5114703A (en) * 1989-05-30 1992-05-19 Alliance Pharmaceutical Corp. Percutaneous lymphography using particulate fluorocarbon emulsions
EP0693288B1 (en) * 1990-04-10 1999-10-13 Imarx Pharmaceutical Corp. Polymers as contrast media for magnetic resonance
US5368840A (en) * 1990-04-10 1994-11-29 Imarx Pharmaceutical Corp. Natural polymers as contrast media for magnetic resonance imaging
US5370901A (en) * 1991-02-15 1994-12-06 Bracco International B.V. Compositions for increasing the image contrast in diagnostic investigations of the digestive tract of patients
US5179955A (en) * 1991-02-22 1993-01-19 Molecular Biosystems, Inc. Method of abdominal ultrasound imaging
US5455308A (en) * 1991-08-01 1995-10-03 Dsm N.V. Endless objects from epoxy resin or unsaturated polyester and thermoplastic polymer
JPH06157355A (ja) * 1992-11-13 1994-06-03 Dai Ichi Seiyaku Co Ltd Ｍｒｉ用粒状製剤
FR2703250A1 (fr) * 1993-03-30 1994-10-07 Chicouri Marcel Nouvelles compositions pharmaceutiques à base de bismuth et leur procédé de préparation.
DE4426204C2 (de) * 1993-07-24 2001-05-23 Infai Inst Fuer Biomedizinisch Diagnostikum und seine Verwendung
JP2909876B2 (ja) * 1994-01-24 1999-06-23 恭弘 小川 造影剤
JPH09510698A (ja) * 1994-01-28 1997-10-28 ニコムド イメージング エイエス 経口磁性粒子処方
EP1031354A3 (en) 1999-01-19 2003-02-05 Rohm And Haas Company Polymeric MRI Contrast agents

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3316703A1 (de) * 1983-05-04 1984-11-08 Schering AG, 1000 Berlin und 4709 Bergkamen Orales kontrastmittel fuer die kernspintomographie und dessen herstellung
SE463651B (sv) 1983-12-21 1991-01-07 Nycomed As Diagnostikum och kontrastmedel
GB8408127D0 (en) 1984-03-29 1984-05-10 Nyegaard & Co As Contrast agents
US4610870A (en) * 1984-10-05 1986-09-09 E. R. Squibb & Sons, Inc. Controlled release formulation
EP0184899B1 (en) * 1984-11-01 1990-04-18 Nycomed As Paramagnetic contrast agents for use in "in vivo" diagnostic methods using nmr, and their preparation
SE465907B (sv) * 1984-11-01 1991-11-18 Nyegaard & Co As Diagnosticeringsmedel innehaallande en paramagnetisk metall
DE3443252A1 (de) 1984-11-23 1986-05-28 Schering AG, 1000 Berlin und 4709 Bergkamen Dextran-magnetit-komplexe fuer die nmr-diagnostik
US4675173A (en) 1985-05-08 1987-06-23 Molecular Biosystems, Inc. Method of magnetic resonance imaging of the liver and spleen
US4729892A (en) * 1986-03-21 1988-03-08 Ciba-Geigy Corporation Use of cross-linked hydrogel materials as image contrast agents in proton nuclear magnetic resonance tomography and tissue phantom kits containing such materials
US4770183A (en) 1986-07-03 1988-09-13 Advanced Magnetics Incorporated Biologically degradable superparamagnetic particles for use as nuclear magnetic resonance imaging agents
DE3709851A1 (de) * 1987-03-24 1988-10-06 Silica Gel Gmbh Adsorptions Te Nmr-diagnostische fluessigkeitszusammensetzungen
SE8704157L (sv) 1987-10-26 1989-04-27 Carbomatrix Ab C O Ulf Schroed Superparamagnetiska partiklar och foerfarande foer framstaellning daerav samt anvaendning

Also Published As

Publication number Publication date
CA2059279A1 (en) 1991-01-22
NO303483B1 (no) 1998-07-20
EP0409351A1 (en) 1991-01-23
JPH04506806A (ja) 1992-11-26
AU640401B2 (en) 1993-08-26
FI98987C (fi) 1997-09-25
EP0409351B1 (en) 1994-02-02
JP2962521B2 (ja) 1999-10-12
ZA905725B (en) 1991-04-24
FI98987B (fi) 1997-06-13
DK0409351T3 (da) 1994-03-07
FI920237A0 (fi) 1992-01-20
NO920263L (no) 1992-01-20
GB8916780D0 (en) 1989-09-06
IE902658A1 (en) 1991-02-27
ES2048958T3 (es) 1994-04-01
NO920263D0 (no) 1992-01-20
DE69006415T2 (de) 1994-05-11
WO1991001148A1 (en) 1991-02-07
IE65463B1 (en) 1995-11-01
EP0485429A1 (en) 1992-05-20
DE69006415D1 (de) 1994-03-17
ATE101047T1 (de) 1994-02-15
AU6147590A (en) 1991-02-22
NZ234574A (en) 1992-11-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)