New device under test | Tissue-Link® | P* | ||
---|---|---|---|---|
Output variable | Open | Laparoscopic | Open | - |
Transection time (min) | 12 ± 3 | 13 ± 7 | 21 ± 7 | 0.006 |
Blood loss (mL) | 70 ± 74 | 26 ± 34 | 527 ± 273 | 0.001 |
Transection area (cm2) | 35 ± 7 | 34 ± 11 | 41 ± 8 | N.S. |
Transection speed (cm2/min) | 3 ± 0 | 3 ± 1 | 2 ± 1 | 0.002 |
Blood loss per transection area (mL/cm2) | 2 ± 2 | 1 ± 1 | 13 ± 6 | 0.001 |
Tissue coagulation depth (mm) | 6 ± 2 | 9 ± 2 | 3 ± 1 | 0.005 |