Emulsions as contrast agents and method of use
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United States of America Patent
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Feb 10, 1998
Grant Date -
N/A
app pub date -
Jun 4, 1993
filing date -
Jun 4, 1993
priority date (Note) -
Expired
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Abstract
This invention relates to an oil-in-water emulsion that is of a water-insoluble gas-forming chemical and a stabilizer. The emulsion being capable of forming microbubbles of gas upon application of ultrasonic energy. This composition allows for site specific imaging as the image enhancing microbubbles can be released upon the application of ultrasonic energy at the specific location where the image is desired.
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