Table 1.
Outcomes of partial hepatectomy using Acrosurg Scissors (AS) and Tweezers (AT).
| Outcome | AS | AT | p* |
|---|---|---|---|
| Total operated cases | 8 | 8 | |
| Parenchymal transection | |||
| Transection area (cm2) | 12 [11.2–12.4] | 12.7 [12.2–15.9] | 0.082 |
| Transection time (min) | 11.8 [10.5–20.2] | 6.5 [6.0–7.6] | 0.0008 |
| Transection speed (cm2/min) | 0.9 [0.7–1.2] | 2.1 [1.9–2.2] | 0.0007 |
| GP sealing | |||
| GP diameter (mm) | 7.9 [7.7–8.9] | 11.1 [10–12.8] | 0.003 |
| GP seal time (s) | 57 [46–91] | 60 [55–60] | 0.859 |
| Intraoperative bleeding | |||
| Bleeding volume (mL) | 28.8 [5.8–48] | 6.7 [1.4–22] | 0.247 |
| Bleeding rate (mL/cm2)§ | 2.4 [0.5–3.5] | 0.5 [0.1–1.7] | 0.292 |
| Bile leak after hepatectomy | 0 | 0 | 1.0 |
| After 4-week follow-up | |||
| Total cases observed | 8 | 8 | |
| Adhesion | 6 | 3 | 0.351 |
| Complication | 1 (Ascites) | 1 (Bile leak) | 1.0 |
| Death | 1 (Gallbladder bed bleeding) | 0 | 1.0 |
*
p-value calculated by the Wilcoxon rank-sum test for quantitative data represented as median [interquartile range]; and by Fisher's exact test for qualitative data.
§
Bleeding rate calculated from the bleeding volume and transection area.
GP, Glissonean pedicle.