The primary aim of this study is to compare a simplified single-use product (LMA® MAD Nasal™ Intranasal Mucosal Atomization Device, Teleflex medical, Kernen Germany) for topical nasopharyngeal anesthesia in comparison to a multi-use device (Laryngeal atomizer, Karl Storz, Tuttlingen, Germany in terms of patient self-rated nasopharyngeal symptoms.