580
Participants
Start Date
April 11, 2025
Primary Completion Date
December 4, 2025
Study Completion Date
December 4, 2025
the COMBO Endoscopy Oropharyngeal Airway Group
Using the COMBO Endoscopy Oropharyngeal Airway for oxygenation.
Regular Nasal Cannula
Using regular nasal cannula for oxygenation.
RECRUITING
The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou
RECRUITING
The Fourth Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou
RECRUITING
Zhejiang Cancer hospital, Hangzhou
Zhejiang University
OTHER