Das A, Majumdar S, Mukherjee A, Mitra T, Kundu R, Hajra BK, Mukherjee D, Das B. J Clin Diagn Res. 2014 Mar;8(3):80-4
Ease of insertion and time taken to placement and post-operative complications were measured. i-gel was easier to insert with a shorter insertion time.
Link to abstract