Safety and effectiveness of a novel generator algorithm for bipolar vessel sealing: a randomised controlled chronic animal study

Table 6 Ex vivo burst pressure (BP)

Vessel type	thermoSEAL mode (TSM)		BiClamp® mode (BCM)		p value
Vessel type	No.	mean ± STD (range) [mm]	No.	mean ± STD (range) [mm]	p value
All vessels	69	479 ± 263 (57–1116)	59	469 ± 313 (72–1430)	0.45
Arteries	49	499 ± 255 (57–1102)	46	435 ± 255 (72–1090)	0.18
Veins	20	431 ± 282 (60–1116)	13	587 ± 457 (171–1430)	0.62
Renal arteries	12	745 ± 264 (57–1102)	10	286 ± 166 (72–606)	< 0.001
Femoral arteries	16	333 ± 113 (170–620)	15	411 ± 227 (115–876)	0.67
Axillary arteries	19	509 ± 221 (267–1050)	19	504 ± 287 (80–1090)	0.90
Renal veins	6	163 ± 72.9 (60–266)	6	210 ± 41.6 (171–273)	0.20
Jugular veins	14	545 ± 259 (300–1116)	7	910 ± 390 (360–1430)	0.019
Veins < 5 mm	15	522 ± 265 (198–1116)	9	743 ± 460 (188–1430)	0.32
Veins > 5 mm	5	156 ± 79.2 (60–266)	4	215 ± 51.8 (171–273)	0.29

The n given represents the number of vascular stumps used for BP testing. 29% (52/180) of the vascular stumps could not be evaluated (TSM: 21 ≈ 23%, BCM: 31 ≈ 34%) (see Results section BP)

ISSN: 1471-2482