| 摘要 |
A device (100) for activating a physiologically effective substance (101) by ultrasonic waves (103, 105), the device comprising an ultrasonic transducer (102) adapted to generate ultrasonic waves (103), a focusing element (104) adapted to focus the generated ultrasonic waves (103), and an adjustment unit (107) adapted to adjust a position (106) to which the focusing element (105) focuses the generated ultrasonic waves (103) in a manner that the focused ultrasonic waves (103) are bringable in interaction with the physiologically effective substance (101) at the adjusted position (106).
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