Radiopaque medium

Details Radiopaque medium Radiopaque medium

1985-02-01

1987-09-08

Waddell, Frederick E.

Drug, bio-affecting and body treating compositions

Radionuclide or intended radionuclide containing; adjuvant...

Molecular bilayer structure

A61K 3726

Patent

active

046923250

ABSTRACT:
There is provided a two part medium for use in double contrast radiography. A first part contains a radiopaque substance for example barium sulphate. A second part is radiolucent. The first part contains a reactant for example Carboxy Methyl Cellulose) which reacts with a component of the second part (for example polyvinyl pyrolidone on contact between the parts to form a compound or complex which inhibits migration of the radiopaque substance into the radiolucent part.

REFERENCES:
patent: 3784461 (1974-01-01), Fischler
patent: 4069306 (1978-01-01), Rothman
Webster's Third World International Dictionary, p. 1873.
J. H. Hunt and J. F. Anderson, "Double Contrast Upper Gastrointestinal Studies", Clinical Radiology, pp. 87-89.
"Radiology Now Starting The Double Contrast Barium Meal", pp. 610-612.

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