방사선사나라 Radiographer Nara

(영어/영문/English) Fast Gradient Echo pulse sequence? FSPGR, FGRASS and Turbo-FLASH are pulse sequences that can acquire a fast image using TR and TE which are shorter than the conventional gradient field echo. (Varies by equipment company) Methods used to reduce TR and TE 1. factional RF By applying a fractional RF pulse to the extent that the spins can be excited, the time of RF pulse applied to ..