Table 1.
HIFU treatment parameters
| Small lesions | Large lesions | |
|---|---|---|
| Lesion diameter | 1 cm | 2 cm |
| Number of layers | 2 layers | 3 layers |
| Acoustic power | 250 W | 600 W |
| Pulse length | 10 ms | 1 ms |
| Duty cycle | 1, 3, 5, 10% | 0.4% |
| In situ p+/p− | +75/−10.5 MPa | +92/−15.7 MPa |
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