Table 4.
Dimensions and volumes of the in vivo ablation zones, estimated from t43≥ 240 min isodose boundary calculated by computer models (T restricted to ∼ 100 °C), after 10 and 15 min ablations with applicators in configurations 1–3. (NC = noncontiguous).
|
mbl = 5 kg m−3 s−1 |
mbl = 12 kg m−3 s−1 |
mbl = 15 kg m−3 s−1 |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Time | Configuration | d1 (cm) | d2 (cm) | d3 (cm) | V (cm3) | d1 (cm) | d2 (cm) | d3 (cm) | V (cm3) | d1 (cm) | d2 (cm) | d3 (cm) | V (cm3) |
| Three transducers (each 1.2 mm OD × 10 mm L) per catheter | |||||||||||||
| 10 min | |||||||||||||
| 1 | 4.5 | 2.8 | 4.0 | 33.8 | 3.7 | 1.6 | 3.4 | 16.3 | NC | NC | NC | 6.1 | |
| 2 | 4.0 | 3.8 | 3.7 | 34.7 | 4.1 | 3.9 | 3.9 | 37.6 | 3.6 | 3.3 | 3.6 | 24.8 | |
| 3 | 5.6 | 4.8 | 4.0 | 62.2 | 5.6 | 4.6 | 4.1 | 57.3 | NC | NC | 4.0 | 42.5 | |
| 15 min | |||||||||||||
| 1 | 5.0 | 3.5 | 4.4 | 47.3 | 4.2 | 2.5 | 3.8 | 27.4 | 3.7 | 1.5 | 3.4 | 15.1 | |
| 2 | 4.5 | 4.4 | 4.3 | 50.4 | 4.6 | 4.5 | 4.4 | 53.1 | 4.2 | 4.0 | 4.1 | 40.6 | |
| 3 | 6.1 | 5.6 | 4.5 | 87.6 | 6.0 | 5.4 | 4.4 | 80.7 | 5.7 | 4.9 | 4.1 | 65.3 | |
| Four transducers (each 1.2 mm OD × 10 mm L) per catheter | |||||||||||||
| 10 min | |||||||||||||
| 1 | 4.5 | 2.9 | 5.2 | 46.7 | 4.2 | 2.3 | 5.0 | 35.6 | 3.8 | 1.6 | 4.8 | 23.8 | |
| 2 | 4.0 | 3.9 | 4.9 | 48.0 | 4.1 | 3.9 | 5.1 | 51.3 | 3.6 | 3.3 | 4.7 | 34.4 | |
| 3 | 5.7 | 4.9 | 5.2 | 85.8 | 5.6 | 4.6 | 5.3 | 79.0 | NC | NC | 5.1 | 58.9 | |
| 15 min | |||||||||||||
| 1 | 5.0 | 3.6 | 5.6 | 65.2 | 4.6 | 3.1 | 5.3 | 51.2 | 4.3 | 2.6 | 5.1 | 39.2 | |
| 2 | 4.6 | 4.5 | 5.5 | 68.9 | 4.6 | 4.5 | 5.6 | 71.8 | 4.2 | 4.1 | 5.2 | 55.3 | |
| 3 | 6.2 | 5.7 | 5.5 | 118.4 | 6.1 | 5.5 | 5.5 | 110.0 | 5.8 | 5.0 | 5.4 | 90.0 | |