C-MAC D-blade and King Vision could be relatively successful than Macintosh laryngoscope and other videolaryngoscopes for tracheal intubation under general anesthesia. The comparisons of intubation success between videolaryngoscopes and Macintosh laryngoscope showed moderate certainty of evidence level, whereas the intercomparisons of videolaryngoscopes showed low certainty evidence. 1).
1)
Lee J, Cho Y, Kim W, Choi KS, Jang BH, Shin H, Ahn C, Kim JG, Na MK, Lim TH,
Kim DW. Comparisons of Videolaryngoscopes for Intubation Undergoing General
Anesthesia: Systematic Review and Network Meta-Analysis of Randomized Controlled
Trials. J Pers Med. 2022 Feb 26;12(3):363. doi: 10.3390/jpm12030363. PMID:
35330362; PMCID: PMC8954588.