Badheka JP, Jadliwala RM, Chhaya VA, Parmar VS, Vasani A, Rajyaguru AM. J Minim Access Surg. 2015 Oct-Dec;11(4):251-6
60 patients were randomly assigned to either the i-gel or ETT group. Ease, insertion attempts and insertion time were measured, followed by gastric tube insertion attempts and perioperative complications. i-gel was quicker to insert and is a safe and suitable alternative to ETT in this scenario.
Link to abstract