Gases for Pneumoperitoneum
CO2 is commonly used to create pneumoperitoneum as it is readily available, is cheaper, suppresses the combustion, is easily absorbed by tissues, has a high diffusion coefficient and is quickly released respiration. Other gases used are: Air, nitrous oxide, helium, argon. Reference : page 1183 SRB's manual of surgery 5th edition
CO2
N2
O2
Room air
Urology