Contrast agent for ultrasonic imaging
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United States of America Patent
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May 15, 2001
Grant Date -
N/A
app pub date -
Oct 14, 1998
filing date -
Oct 14, 1998
priority date (Note) -
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Abstract
The present invention is directed to apparatuses and methods for determining blood flow characteristics and imaging interior surface contours within vessel walls. In a preferred embodiment, the method of the invention includes a hollow tubular lumen having a proximal end and distal end wherein the distal end includes a microbubble forming arrangement for forming microbubbles when a gas is passed through the distal end of the hollow tube.
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