Gadolinium chelates for magnetic resonance imaging

US5362475A · kind A · utility

Assignee

• SCHERING CORPORATION · US

Inventors

• Heinz Gries · Berlin, DE
• Douwe Rosenberg · Berlin, DE
• Hanns-Joachim Weinmann · Berlin, DE
• Ulrich Speck · Berlin, DE
• Wolfgang Mutzel · Berlin, DE
• Georg-Alexander Hoyer · Berlin, DE
• Heinrich Pfeiffer · Eppingen, DE
• Franz-Josef Renneke · Bergkamen, DE

Key dates

• Filing date: Jul 10, 1992
• Grant date: Nov 8, 1994
• Expiry date: Jul 10, 2012

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T436/24
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A diagnostic medium contains at least one physiologically well tolerated complex salt comprising an anion of a complexing acid and one or more Gadolinium ions and, optionally, one or more physiologically biocompatible cation or cations of an inorganic and/or organic base or amino acid, optionally, with additives customary in galenic formulations, dissolved or suspended in an aqueous medium.