Reza Hashemian SM, Nouraei N, Razavi SS, Zaker E, Jafari A, Eftekhari P, Radmand G, Mohajerani SA, Radpay B. Int J Crit Illn Inj Sci. 2014 Oct-Dec;4(4):288-92
64 patients assigned to either i-gel or cLMA groups in this randomised controlled trial. Results showed i-gel was 'significantly' quicker to insert.
Link to abstract