On March 6, 2021, PORSAV PIs Ronan A. Cahill and Kevin Nolan, and Jeffrey Dalli have commented on the previously published paper: Cahill RA, Dalli J, Khan M, Flood M, Nolan K. Solving the problems of gas leakage at laparoscopy. Br J Surg 2020;107:1401–1405. Their remarks are in response to comments on the paper referenced above. Read the remarks here.
Photographs showing gas leaks as seen using High-speed Schlieren Imaging with varying pressure pneumoperitoneum
(a) Leak around camera at 8mmHg (b) abdominal wall leakage at point of trocar insertion into abdominal wall at 12mmHg versus (c) 25 mmHg. (d), (e) and (f) increasing mean velocity at trocar valve at the moment of instrument removal with pneumoperitoneal pressure of 8 (d), 12 (e) and 25 (f) mmHg.