Method of removing thrombosis in fistulae
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United States of America Patent
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Sep 5, 2000
Issued Date -
N/A
app pub date -
May 13, 1997
filing date -
Sep 9, 1994
priority date (Note) -
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Abstract
Apparatus and methods are provided for utilizing a combination of ultrasonic energy and an echo contrast agent containing microbubbles, for substantially dissolving blood clots or other fistula obstructions. One embodiment of the present invention alternatively utilizes a selected dose of thrombolytic agent in combination with an echo contrast agent, for enhancing the thrombolytic action of a thrombolytic agent and removing a thrombosis from a fistula.
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