Clinical Impact of Preprocedural CT-Based 3D Computational Simulation of Left Atrial Appendage Occlusion with Amulet
Table 2
Clinical impact in preprocedural sizing.
Patient no.
CT (mm)
Freixa
Decision SoC
Confidence SoC
Decision FEops
Confidence FEops
Implanted
n = 7 (46.7%)
Similar decisions SoC and FEops correlating with implanted device
1
16 × 17
22
20
8
20
9
20
2
17 × 22
25
22
7
22
9
22
8
13 × 19
20
20
8
20
8
20
10
27 × 37
34
34
4
34
7
34
11
19 × 37
34
31
6
31
8
31
13
21 × 36
34
34
6
34
8
34
14
19 × 22
25
25
6
25
8
25
Average
6.4 ± 1.4
8.1 ± 0.7
n = 4 (26.7%)
Different decisions SoC and FEops. FEops correlated with implanted device
3
16 × 18
22
20
8
22
8
22
5
19 × 25
28
25
7
22
7
22
6
14 × 21
22
22
7
20
7
20
7
19 × 26
28
28
7
25
7
25
Average
7.3 ± 0.5
7.3 ± 0.5
n = 2 (13.3%)
Similar decisions SoC and FEops, not correlating with implanted device
4
21 × 31
31
31
7
31
8
28
12
22 × 23
28
25
8
25
6
28
Average
7.5
7
n = 1 (6.7%)
Different decisions SoC and FEops, none correlating with implanted device
15
14 × 19
22
22
8
20
7
18
n = 1 (6.7%)
Similar decisions SoC and FEops, but no implanted device
9
22 × 31
31
31
7
31
7
NA
CT: computed tomography measurement of landing zone, NS: nonsignificant, SoC: standard of care, and Freixa: sizing based on the sizing table from Freixa et al. [6].