99
Participants
Start Date
June 1, 2017
Primary Completion Date
January 1, 2018
Study Completion Date
January 5, 2018
King Vision video laryngoscope
nasal intubation using King Vision video laryngoscope Device after general anesthesia induction
McGrath MAC video laryngoscope
nasal intubation using McGrath MAC video laryngoscope Device after general anesthesia induction
Macintosh laryngoscope
nasal intubation using Macintosh laryngoscope Device after general anesthesia induction
Shanghai Ninth People's Hospital,Affililated to Shanghai Jiaotong University School of Medicine, Shanghai
Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
OTHER