| 摘要 |
<p>One embodiment of the present invention relates to a HIFU transducer, the HIFU transducer comprising: a frame having a concave side; and a plurality of ultrasound vibrators attached to the frame, wherein the frame is formed with a plurality of division portions, the plurality of ultrasound vibrators are attached to a concave surface of each division portion, the ultrasound vibrators are regularly arranged or randomly arranged and attached in each division portion, and a possible stirring range is increased by compensating a low grain of focus and simultaneously reducing a size of a grating lobe in an electric steering process.</p> |
