Phantom | Cluster position | Cluster depth (cm) | Number of Tx tiles | HIFU focus (offset relative to center of cluster) (mm) | Input acoustic power (W) | Focal intensity (W/cm2)a | ∆T (°C) | ||
---|---|---|---|---|---|---|---|---|---|
X | Y | Z | |||||||
7.5 cm | Lower | 3.75 | 2 | −0.08 | 0.26 | 0.11 | 57.2 | 316 | 45–47 |
7.5 cm | Middle | 3.75 | 2 | 0.04 | 0.01 | −0.02 | 56.4 | 316 | 49 |
15 cm | Lower | 5.5 | 3 | 0.55 | −0.32 | −0.83 | 98.2 | 316 | 39–55 |
15 cm | Middle | 4.5 | 3 | 0.21 | −0.06 | −0.05 | 83.8 | 316 | 48–51 |
15 cm | Upper | 7.5 | 2 | NA | NA | NA | 93.8 | 316 | 57–65b |
15 cm | Lower (B) | 7.5 | 2 | NA | NA | NA | 83.9 | 316 | 35–42 |
25 cm | Lower | 12.5 | 3 | 0.12 | −0.33 | −0.3 | 167.0 | 316 | 43–49 |
25 cm | Middle | 8.0 | 3 | −1.7 | 1.2 | 0.48 | 168.4 | 316 | 16–45c |
25 cm | Middle (B) | 8.0 | 3 | −0.74 | −0.44 | −0.02 | 144.7 | 316 | 42–48 |
25 cm | Upper | 5.0 | 3 | −0.61 | −0.04 | 1.0 | 134.0 | 316 | 55–62d |