Table 1.
Overview of the four RFA systems used
| Cool-Tip | 1500X RF | RF 3000 | CelonPower LAB | |
|---|---|---|---|---|
| Manufacturer | Radionics | AngioDynamics | Boston Scientific | Celon |
| Energy transmission | Monopolara | Monopolar | Monopolar | Bi-, multipolar |
| Frequency | 480 kHz | 460 kHz | 480 kHz | 470 kHz |
| Maximum power | 200 W | 250 W | 200 W | 250 W |
| Applicators | 1a | 1 | 1 | 1–3 |
| MR-compatible electrodeb | - | + | - | + |
| Active tipc | 3/2.5 cm | 3/5 cm | 3/5 cm | 3/4 cm |
| Induced energy control mechanism | Impedance-controlled | Temperature-controlled | Impedance-controlled | Impedance-controlled |
a
The cluster electrode contains three electrodes in one applicator.
b
The RF generators must under any circumstance remain outside the scanner room.
c
For the 3/5 cm target ablation volumes, respectively.
RFA, radiofrequency ablation.