Table 2.
Maximum Temprature Changes for Different Scanners,RF Coils and Electrode Arragement.
| Scanner[coil] | SAR(W/Kg) head/body | Tail termination | ΔT°C |
|
|---|---|---|---|---|
| Depth | Grid | |||
| GE 1.5T [Head coil] | 2.4/0.2 | open circuit | <0.1 | 0.7 |
| short circuit | 2.5 | 1.7 | ||
| repeated with depth electrode tips touching | open circuit | <0.1 | 0.7 | |
| short circuit | 1.9 | 1.7 | ||
| GE 3T[Head coil] | 2.5/0.2 | open circuit | 0.3 | 2.0 |
| short circuit | 0.5 | 3.9 | ||
| Siemens 3T [Head coil] | 2.4/0.2 | open circuit | 0.2 | 0.9 |
| short circuit | 1.6 | 1.7 | ||
| Siemens 3T [Body coil] | 1.2/0.5 | open circuit | 0.7 | 6.4 |
| short circuit | 0.5 | 0.7 | ||
| 2.0/0.8 | short circuit | 0.8 | 1.2 | |