Radiopaque medium
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United States of America Patent
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-
Sep 8, 1987
Grant Date -
N/A
app pub date -
Feb 1, 1985
filing date -
Jun 9, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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