X-ray contrast medium containing hydrophilic polymer particles

Details X-ray contrast medium containing hydrophilic polymer particles X-ray contrast medium containing hydrophilic polymer particles

A - Human Necessities

61

K

167/36

A61K 49/00 (2006.01) A61K 49/04 (2006.01)

Patent

CA 1046404

ABSTRACT OF THE DISCLOSURE An X-ray contrast preparation comprising a) a finely divided water-insoluble inorganic X-ray contrast producing substance and b) minute particles of a hydrophilic polymer containing amino groups, which polymer is insoluble in water at body temperature and which consists of a water- insoluble, but water-swellable three-dimensional network held together by bonds of a covalent nature, said polymer containing a certain amount of amino groups and the average particle size of the polymer particles lying within a certain range. The preparation is intended for the X-ray examination of body cavities having outer discharge orifices, It adheres very effectively to the walls of the body cavities. - 2 -

221884

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