Method of controlling drug release by resonant sound wave
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United States of America Patent
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-
Mar 2, 1993
Grant Date -
N/A
app pub date -
Apr 12, 1991
filing date -
Apr 16, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A drug carrier carrying a drug is introduced to a diseased region of the living body while it is observed in the B mode echograms. The drug carrier is irradiated with an ultrasonic wave for strongly vibrating the drug carrier, thereby releasing the drug from the drug carrier for curing the diseased portion.
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