EP0660925A4 - Chelates derives de l'alcoxyamide pour l'imagerie par resonance magnetique. - Google Patents
Chelates derives de l'alcoxyamide pour l'imagerie par resonance magnetique.Info
- Publication number
- EP0660925A4 EP0660925A4 EP19920902010 EP92902010A EP0660925A4 EP 0660925 A4 EP0660925 A4 EP 0660925A4 EP 19920902010 EP19920902010 EP 19920902010 EP 92902010 A EP92902010 A EP 92902010A EP 0660925 A4 EP0660925 A4 EP 0660925A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- alkoxyamide
- chelates
- derivatized
- mri
- derivatized chelates
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/5601—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution involving use of a contrast agent for contrast manipulation, e.g. a paramagnetic, super-paramagnetic, ferromagnetic or hyperpolarised contrast agent
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Epidemiology (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61645990A | 1990-11-21 | 1990-11-21 | |
US616459 | 1990-11-21 | ||
PCT/US1991/008431 WO1992009884A1 (fr) | 1990-11-21 | 1991-11-12 | Chelates derives de l'alcoxyamide pour l'imagerie par resonance magnetique |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0660925A4 true EP0660925A4 (fr) | 1994-02-02 |
EP0660925A1 EP0660925A1 (fr) | 1995-07-05 |
Family
ID=24469557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92902010A Withdrawn EP0660925A1 (fr) | 1990-11-21 | 1991-11-12 | Chelates derives de l'alcoxyamide pour l'imagerie par resonance magnetique |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0660925A1 (fr) |
JP (1) | JPH06502858A (fr) |
AU (1) | AU656355B2 (fr) |
CA (1) | CA2096543A1 (fr) |
WO (1) | WO1992009884A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0721311A4 (fr) * | 1993-09-14 | 1996-09-25 | Univ Toledo | Complexes de seconde sphere utilises en tant qu'agents de relaxation pour l'amelioration des images dans l'imagerie par resonance magnetique |
US6693190B1 (en) | 1994-05-11 | 2004-02-17 | Bracco International B.V. | Enhanced relaxivity monomeric and multimeric compounds |
US6294152B1 (en) | 1999-01-11 | 2001-09-25 | The University Of Toledo | Iron(III) complexes as contrast agents for image enhancement in magnetic resonance imaging |
EP3101012A1 (fr) | 2015-06-04 | 2016-12-07 | Bayer Pharma Aktiengesellschaft | Nouveaux composés de chélate de gadolinium pour une utilisation dans l'imagerie par résonance magnétique |
CA3044877A1 (fr) | 2016-11-28 | 2018-05-31 | Bayer Pharma Aktiengesellschaft | Composes de chelate de gadolinium a relaxivite elevee pour utilisation dans l'imagerie par resonance magnetique |
SG11202104657RA (en) | 2018-11-23 | 2021-06-29 | Bayer Ag | Formulation of contrast media and process of preparation thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0255471A1 (fr) * | 1986-07-28 | 1988-02-03 | Schering Aktiengesellschaft | Derivés de tétra-azo-1,4,7,10 cyclododécane |
WO1990001024A1 (fr) * | 1988-07-19 | 1990-02-08 | Mallinckrodt, Inc. | Agents d'imagerie a resonance magnetique |
WO1990003804A1 (fr) * | 1988-09-27 | 1990-04-19 | Salutar, Inc. | Compositions de chelates |
WO1991003261A1 (fr) * | 1989-09-05 | 1991-03-21 | Mallinckrodt, Inc. | Nouveaux agents d'imagerie par resonance magnetique |
WO1992002259A1 (fr) * | 1990-08-03 | 1992-02-20 | Mallinckrodt Medical, Inc. | Nouvelles compositions pour imagerie par resonance magnetique |
WO1993002045A1 (fr) * | 1991-07-17 | 1993-02-04 | Nycomed Salutar, Inc. | Derives hydroxamate et hydrazide de polyamines et leur utilisation medicale comme chelateurs |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4647447A (en) * | 1981-07-24 | 1987-03-03 | Schering Aktiengesellschaft | Diagnostic media |
US4826673A (en) * | 1985-01-09 | 1989-05-02 | Mallinckrodt, Inc. | Methods and compositions for enhancing magnetic resonance imaging |
JPS61196319A (ja) * | 1985-02-27 | 1986-08-30 | Hitachi Ltd | 表示装置のメニユ−選択方式 |
JPS62293339A (ja) * | 1986-06-12 | 1987-12-19 | Mitsubishi Electric Corp | 計算機システムにおけるメニユ−の階層化方法 |
JPH01144760A (ja) * | 1987-11-30 | 1989-06-07 | Ricoh Co Ltd | 複合システム |
JPH01191559A (ja) * | 1988-01-27 | 1989-08-01 | Nec Corp | 複合ターミナルシステム |
-
1991
- 1991-11-12 JP JP4501072A patent/JPH06502858A/ja active Pending
- 1991-11-12 AU AU90810/91A patent/AU656355B2/en not_active Ceased
- 1991-11-12 CA CA002096543A patent/CA2096543A1/fr not_active Abandoned
- 1991-11-12 WO PCT/US1991/008431 patent/WO1992009884A1/fr not_active Application Discontinuation
- 1991-11-12 EP EP92902010A patent/EP0660925A1/fr not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0255471A1 (fr) * | 1986-07-28 | 1988-02-03 | Schering Aktiengesellschaft | Derivés de tétra-azo-1,4,7,10 cyclododécane |
WO1990001024A1 (fr) * | 1988-07-19 | 1990-02-08 | Mallinckrodt, Inc. | Agents d'imagerie a resonance magnetique |
WO1990003804A1 (fr) * | 1988-09-27 | 1990-04-19 | Salutar, Inc. | Compositions de chelates |
WO1991003261A1 (fr) * | 1989-09-05 | 1991-03-21 | Mallinckrodt, Inc. | Nouveaux agents d'imagerie par resonance magnetique |
WO1992002259A1 (fr) * | 1990-08-03 | 1992-02-20 | Mallinckrodt Medical, Inc. | Nouvelles compositions pour imagerie par resonance magnetique |
WO1993002045A1 (fr) * | 1991-07-17 | 1993-02-04 | Nycomed Salutar, Inc. | Derives hydroxamate et hydrazide de polyamines et leur utilisation medicale comme chelateurs |
Non-Patent Citations (2)
Title |
---|
J. CHEM. SOC. PERKIN TRANS. 2 August 1990, pages 1425 - 1432 R. KATAKY ET AL. 'SYNTHESIS AND BINDING PROPERTIES OF AMIDE-FUNCTIONALISED POLYAZA MACROCYCLES' * * |
See also references of WO9209884A1 * |
Also Published As
Publication number | Publication date |
---|---|
AU656355B2 (en) | 1995-02-02 |
JPH06502858A (ja) | 1994-03-31 |
AU9081091A (en) | 1992-06-25 |
CA2096543A1 (fr) | 1992-05-22 |
WO1992009884A1 (fr) | 1992-06-11 |
EP0660925A1 (fr) | 1995-07-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19930525 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
|
17Q | First examination report despatched |
Effective date: 19991228 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20000509 |