Skip to main content

Table 1 Summary of the in vivo experiments

From: Ablation of the sacroiliac joint using MR-guided high intensity focused ultrasound: a preliminary experiment in a swine model

  S1 Right S1 Left S2 Right S2 Left S3 Right S3 Left
Number of sonications 8 37 4 8 5 12
Acoustic energy (J) 1163 ± 154 747 ± 90 835 ± 42 654 ± 0 689 ± 0 574 ± 0
Cooling time (s) 130 ± 47 133 ± 33 405 ± 177 474 ± 137 393 ± 160 424 ± 241
Focal height (mm) 151 ± 6 116 ± 8 - - 123 ± 5 114 ± 5
Maximum Temperature (C) 71 ± 5 63 ± 5 75 ± 7 86 ± 6 85 ± 14 77 ± 10
MR thermometry imaging plane Axial(8) Axial(16) Sag (19) Cor(2) Axial(3) Sag (1) Sag (8) Axial(3) Sag (2) Sag (12)