Magnetic particles for diagnostic purposes

US5746999A · kind A · utility

Assignee

• SCHERING CORPORATION · US

Inventors

• Heinz Gries · Berlin, DE
• Wolfgang Mutzel · Berlin, DE
• Christian Zurth · Berlin, DE
• Hanns-Joachim Weinmann · Berlin, DE

Key dates

• Filing date: Jun 7, 1995
• Grant date: May 5, 1998
• Expiry date: Jun 7, 2015

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N2446/86
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Agents containing magnetic particles are suitable for use in enhancing images in diagnostic procedures, e.g., via x-ray, ultrasound or especially NMR. Preferred particles are based on metals, e.g., iron, cobalt or nickel, double metal oxides/hydroxides or complexes thereof.