Novel Compliant Scaffold with Specific Design for Venous System: Results of a Porcine Model Study
Table 1
Baseline characteristics and operative details of the study population, comparing the two different devices used for the study.
Stent 1 (14–12 × 38 mm)
Stent 2 (14–12 × 48 mm)
Significance ( value)
Devices, (%)
21 (65.6)
11 (34.4)
NA
Right IJV devices, (%)
10 (31.2)
6 (18.8)
Left IJV devices, (%)
11 (34.49)
4 (12.5)
Anterior IJV devices, (%)
0 (0.0)
1 (3.2)
NA
Middle IJV device implantation
14 (43.8)
8 (25.0)
Proximal IJV device implantation
7 (21.9)
3 (9.3)
Device implantation > 1
(i) RIJV
2
1 (in overlapping with stent 1)
NA
(ii) LIJV
4
Death, (%)
0 (0.0)
0 (0.0)
NA
Reinterventions, (%)
0 (0.0)
0 (0.0)
NA
Stent graft fracture, (%)
0 (0.0)
0 (0.0)
NA
Inner IJV stent graft migration, (%)
3 (9.3)
3 (9.3)
Major IJV stent graft migration, (%)
0 (0.0)
0 (0.0)
NA
1-month patency, (%)
21/21 (100)
11/11 (100)
3-month patency, (%)
10/10 (100)
7/7 (100)
6-month patency, (%)
6/6 (100)
5/5 (100)
IJV: internal jugular vein; RIJV: right internal jugular vein; LIJV: left internal jugular vein; value determined using a Chi-square test. Pearson’s Chi-squared test with Yates’ continuity correction.