Assessment of Safety and Interference Issues of Radio Frequency Identification Devices in 0.3 Tesla Magnetic Resonance Imaging and Computed Tomography

Table 3

MRI sequences performed on each tag at 0.3 T/12.7 MHz for testing device functionality.

Pulse sequence	T1-SE	T2-SE	T1-FSE	T2-FSE
Image conditions
𝑇𝑅 (ms)	300	600	4430	6100
𝑇𝐸 (ms)	18	250	120	125
Flip angle	90°	90°	90°	90°
Field of view (cm)	26	26	26	26
Section thickness (mm)	6	6	6	6
Imaging plane	Sagittal	Axial	Sagittal	Coronal

T₁-SE: T₁-weighted spin echo; T₂-SE: T₂-weighted spin echo; T₁-FSE: T₁-weighted fast spin echo; T₂-FSE: T₂ weighted fast spin echo; 𝑇_𝑅: recovery time; 𝑇_𝐸: echo time.