High arch palate: A bane for ProSeal laryngeal mask airway but a boon for I-gel 1. October 2015 sam Anaesthesia, Difficult Airways (0) Bala R, Hazarika A, Pandia MP, Kumar N. J Anaesthesiol Clin Pharmacol. 2015 Oct-Dec;31(4):568 Report of failed ProSeal insertion, with i-gel successfully inserted in its place at the first attempt. Link to abstract