Research Article

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.

SequenceProjectionTR (ms)Field of view (FOV) (cm)Slice thickness (mm)Time of echo (TE) (ms)MatrixNumber of excitations (NEX)

Fast relaxation fast spin echo (FRFSE)/T2Sag.ax500024 × 245.0/1.5100512 × 2564
FRFSE/T2 + fscor564024 × 244.0/1.0102.3512 × 2244
Fast spin echo (FSE)/T1ax66024 × 245.0/1.57.6256 × 2244
FSE/T1 + fsax68024 × 245.0/1.57.6256 × 2244
Short TI inversion recovery (STIR)ax362024 × 245.0/1.553.2256 × 2242
3D/CUBE/T2Sag300024 × 241.6/-0.8159288 × 2881
3D liver acceleration volume acquisition (3D/LAVA)Sag.ax4.240 × 364.0/-2.02.0320 × 1920.7
Diffusion-weighted imaging (DWI), b = 1000ax.sag600042 × 428.0/2.093.1128 × 1288