Ferrite vascular contrast media

Details Ferrite vascular contrast media Ferrite vascular contrast media

1972-05-10

1978-07-18

Meyers, Albert T.

Drug, bio-affecting and body treating compositions

Radionuclide or intended radionuclide containing; adjuvant...

Molecular bilayer structure

A61K 2902

Patent

active

041016467

ABSTRACT:
Vascular X-ray contrast media comprise ferrite powder coated with a negatively charged colloid such as silicate colloid, gold colloid, silver colloid or platinum colloid. Such media can be used for the medical X-ray diagnosis of small blood vessels. By applying an external magnetic field, the media can be maintained in the vessel or organ being examined.

REFERENCES:
patent: 3592185 (1971-07-01), Frei et al.
Whistler, Industrial Gums, Academic Press Inc., New York, (1959), p. 63.

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