Optimized Double-Regional Filtering Algorithm on MRI Three-Dimensional Reconstructed Images for the Evaluation of Effects of Delivery on the Pelvis of Primiparas
Table 1
The scanning plan and main point analysis of the MRI image.
Sequence
Projection
TR (ms)
Field of view (FOV) (cm)
Slice thickness (mm)
Time of echo (TE) (ms)
Matrix
Number of excitations (NEX)
Fast relaxation fast spin echo (FRFSE)/T2
Sag.ax
5000
24 × 24
5.0/1.5
100
512 × 256
4
FRFSE/T2 + fs
cor
5640
24 × 24
4.0/1.0
102.3
512 × 224
4
Fast spin echo (FSE)/T1
ax
660
24 × 24
5.0/1.5
7.6
256 × 224
4
FSE/T1 + fs
ax
680
24 × 24
5.0/1.5
7.6
256 × 224
4
Short TI inversion recovery (STIR)
ax
3620
24 × 24
5.0/1.5
53.2
256 × 224
2
3D/CUBE/T2
Sag
3000
24 × 24
1.6/-0.8
159
288 × 288
1
3D liver acceleration volume acquisition (3D/LAVA)