Mallampati 
Sponsors
Army Characteristic Medical Center of the People's Liberation Army of China, Qilu Hospital of Shandong University
Conditions
Difficult airway
Early Phase 1
Study for ultrasonic diagnosis and treatment standards and key techniques of perioperative difficult airway
RecruitingChiCTR2000034576
Start: 2019-11-01Updated: 2020-07-13
Evaluation of the reliability of the modified Mallampati score and Upper Lip Bite Test in prediction of the Cormack-Lehane score, as an effective airway assessment of tracheal intubation
RecruitingChiCTR2100052987
Start: 2021-11-15Updated: 2022-08-30