| abstract |
The invention discloses a magnetic resonance functional imaging quality detection phantom and a method thereof, comprising two independently connected housings, the first housing is provided with a BOLD simulation signal module, and the second housing is provided with a basic imaging detection module; the BOLD The simulation signal module includes a positioning accuracy test assembly and a BOLD signal simulation assembly, and the positioning accuracy test assembly includes two cross-placed positioning blocks, and the positioning block is provided with a wedge-shaped channel formed by an isosceles right-angled triangular block, so The BOLD signal simulation component includes a simulated brain for magnetic resonance functional imaging; the present invention can simulate changes in human body BOLD signals and simulate brain activation areas in magnetic resonance systems, and is suitable for accuracy, reliability and repeatability testing of brain functional imaging Analysis. |