单词 | gradient coil |
释义 | gradient coilgradient coilAn MRI term for any of three paired orthogonal current-carrying coils located within the magnet designed to produce desired gradient magnetic fields, which collectively and sequentially are superimposed on the main magnetic field (Bo) to allow selective spatial excitation of the imaging volume. Gradients are also used to apply reversal pulses for some fast imaging techniques. |
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