Table 2.
Comparison of Tissue Transection Time, Charring and Carbonization, Tissue Sticking, and Maximum Jaw Temperature Measurements Between Caiman 5, Enseal G2, Harmonic Ace Plus, Harmonic Ace +7, and LigaSure
| Variables | C5 | ES | HA | HA7 | LS | p | Pairwise t-tests (Tukey adjustment for multiple comparisons) |
|---|---|---|---|---|---|---|---|
| Transection time, mean (SD) | 67.3 (3.9) | 96.5 (3.9) | 61.6 (3.9) | 60.8 (3.9) | 91.1 (3.9) | <0.001a | ES>C5(<0.001); ES>HA(<0.001); ES>HA7(<0.001); LS>C5(0.001); LS>HA(<0.001): LS>HA7(<0.001) |
| Charring/carbonization—up, median (range) | 1 (1–1) | 1 (1–2) | 1 (1–2) | 1 (1–1) | 1 (1–3) | 0.429b | No pairwise differences are significant |
| Charring/carbonization—low, median (range) | 1 (1–1) | 1 (1–1) | 1.5 (1–3) | 1 (1–1) | 1 (1–3) | <0.001b | HA>C5(0.001); HA>ES(0.001); HA>HA7(0.001); HA>LS(0.001) |
| Tissue sticking, median (range) | 1 (1–1) | 1 (1–1) | 1 (1–3) | 1 (1–3) | 4 (3–5) | <0.001b | LS>C5(<0.001); LS>ES(<0.001); LS>HA(<0.001); LS>HA7(<0.001) |
| Transection quality, median (range) | 1 (1–1) | 1 (1–1) | 1 (1–1) | 1.2 (1–2) | 1.2 (1–2) | 0.170b | No pairwise differences are significant |
| Maximum jaw temperature, mean (SD) | 109 (3.4) | 114 (3.4) | 195.6 (3.4) | 260.1 (3.4) | 95 (3.4) | <0.001a | HA7>C5(<0.001); HA7>ES(<0.001); HA7>HA(<0.001); HA7>LS(<0.001); HA>C5(<0.001); HA>ES(<0.001): HA>LS(<0.001); C5>LS(0.043); ES>LS(0.002) |
a
F-test.
b
Kruskal–Wallis test.
All significant p-values are at p < 0.05.
C5 = Caiman 5; ES = Enseal G2; HA = Harmonic Ace Plus; HA7 = Harmonic Ace +7; LS = LigaSure.