Tungsten particles as x-ray contrast agents

Oskar Axelsson (Inventor), Ib Leunbach (Inventor), Magnus Karlsson (Inventor)

Research output: Patent

29 Downloads (Pure)


The present invention relates to particles comprising cores of tungsten or tungsten in mixture with other metallic elements as the contrast enhancing material wherein said core are coated, to pharmaceuticals containing such particles, and to the use of such pharmaceuticals specifically as contrast agents in diagnostic imaging, in particular in X-ray imaging.

Original languageEnglish
IPCB22F 9/ 24 A I
Patent numberWO2005051435
Filing date09/06/2005
CountryInternational Bureau of the World Intellectual Property Organization (WIPO)
Priority date26/10/2004
Priority numberNO20040004622
Publication statusPublished - 9 Jun 2005
Externally publishedYes

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