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Table 1 Summary of experiments performed with the system

From: MR thermometry-guided ultrasound hyperthermia of user-defined regions using the ExAblate prostate ablation array

Experiment ROT shapes Near field monitoring Depth Acoustic power Pre-cooling time (min) Time to target temperature (min) Time at steady state (min)
1 square No 60 mm 26.8 W 7:44 5:04
elliptical      3:24 4:19
diagonal      6:59 5:26
triangular      6:39 9:34
2 rhombic Yes 60 mm 20 W 6:11 5:29
3 rhombic Yes 35 mm 20 W 2:50 8:18
4 rhombic Yes 35 mm 20 W 28 2:58 8:13