Pressure needed for abdominal insufflation in laparoscopy is:
Laparoscopic surgery can be performed under local anesthesia, but general anesthesia is preferable. Under local anesthesia, N2O is used as the insufflating agent, and insufflation is stopped after 2 L of gas is insufflated or when a pressure of 10 mmHg is reached. Ref: Schwaz's principle of surgery 9th edition, chapter 14.
10 mm Hg
20 mm Hg
30 mm Hg
40 mm Hg