Table 3. Overview of the parameters used for 2D CINE FLASH imaging of the heart at 7.0 T.
RF coils | spatial resolution (mm3) | matrix size | FOV (mm2) | TE (ms) | TR (ms) | receiver bandwidth (Hz/pixel) | acceleration factor |
---|---|---|---|---|---|---|---|
four channel TX/RX loop coil array | (1.4x1.4x4) | 256x232 | 360x326 | 2.7 | 5.6 | 444 | 1–4 |
eight channel TX/RX loop coil array | (1.4x1.4x4) | 256x232 | 360x326 | 2.7 | 5.6 | 444 | 1–4 |
sixteen channel TX/RX loop coil array | (1.4x1.4x4) | 256x232 | 360x326 | 2.8 | 6.3 | 444 | 1–4 |
modular 32 channel TX/RX loop coil array | (1.1x1.1x2.5) (1.4x1.4x4) (1.8x1.8x6) | 320x264 232x256 160x176 | 360x326 | 3.3 2.7 2.4 | 6.7 5.6 5.1 | 446 444 441 | 1–5 |
8 channel TX/RX bow tie antenna array | (1.4x1.4x4) | 256x256 | 360x360 | 2.7 | 5.6 | 444 | 2 |
16 channel TX/RX bow tie antenna array | (0.8x0.8x2.5) (1.1x1.1x2.5) (1.4x1.4x4) (1.8x1.8x6) | 380x464 260x320 208x256 170x208 | 360x326 | 2.2 2.1 1.7 1.7 | 4.8 4.6 4.2 4.0 | 445 446 444 431 | 1–6 |