Table 1.

Parameters of the three histotripsy transducers used in the study. All transducers were 12-element sector arrays with a circular central opening built in house.

F-number	0.65	0.77	1
Aperture	100 mm	75 mm	75 mm
Frequency	1.3 MHz	1.5 MHz	1.5 MHz
Central opening	61 mm	20 mm	20 mm
Integrated imaging probe	linear array GE 8L-RS	phased array Ultrasonix P7–4	phased array Ultrasonix P7–4