Journal of Jinan University Natural Science & Medicine Edition

The application value of AI-assisted compressed sensing in knee joint MRI

NIE Hongyan, ZHAO Yanjie, XING Wen, CAI Wei

Journal of Jinan University Natural Science & Medicine Edition, 2024, 45(6): 667-673. DOI: 10.11778/j.jdxb.20240021

分组	重复时间 TR/ms	回波时间 TE/ms	层厚/ mm	采集矩阵	相位FOV/ mm	激励次数 NEX/次	回波链长度ETL	带宽BW /Hz/Pixel	翻转角/ °	扫描时间/s
ACS组	2 417	7.26	4.0	304*208	160*160	1	13	300	90	51
对照组	2 070	10.3	4.0	304*208	160*160	1	7	170	90	71

Table 1 Comparison of scanning parameters of knee joint Coronal PD sequence between ACS group and control group

Other figure/table from this article

Table 2 Comparison of MRI acquisition time of knee joints between ACS group and control group (t/s)
Figure 1 Comparison of knee joint MRI between the ACS group and the control group A: Coronal T₁; B:Coronal PD; C:Coronal T₂; D:Sagittal PD; E:Sagittal T₂; F:Axial T₂.
Figure 2 Comparison of MRI images of meniscus injury between ACS group and control group A、B: A 25 year old female with right lateral discoid meniscus and injury; C、D: A 41 year old male with injury to the posterior horn of the medial meniscus of the right knee; A、C: The PD images of the control group; C、D: The PD images of the ACS group.
Table 3 Consistency comparison of subjective scoring results of two physicians M(P₂₅, P₇₅)
Table 4 Comparison of objective evaluation results of image quality between the ACS and control groupM(P₂₅, P₇₅)