[[C-MAC]] D-blade and [[King Vision]] could be relatively successful than Macintosh [[laryngoscope]] and other [[videolaryngoscope]]s for tracheal [[intubation]] under [[general anesthesia]]. The comparisons of intubation success between [[videolaryngoscope]]s  and Macintosh laryngoscope  showed moderate certainty of [[evidence level]], whereas the intercomparisons of [[videolaryngoscope]]s showed low certainty [[evidence]].
((Lee J, Cho Y, Kim W, Choi KS, Jang BH, Shin H, Ahn C, Kim JG, Na MK, Lim TH,
Kim DW. Comparisons of [[Videolaryngoscope]]s for [[Intubation]] Undergoing [[General
Anesthesia]]: [[Systematic Review]] and Network [[Meta-Analysis]] of [[Randomized Controlled
Trial]]s. J Pers Med. 2022 Feb 26;12(3):363. doi: 10.3390/jpm12030363. PMID:
35330362; PMCID: PMC8954588.)).