Geneva, Sept. 25 -- International Clinical Trials Registry received information related to the study (ChiCTR2600132877) titled 'Comparison of Pre-installed Laryngeal Speculum Method and Overall Insertion Method in Video Laryngoscope Tracheal Intubation for Patients with Cervical Spine Fixation: A Prospective Randomized Cross-Over Trial' on Sept. 19.

Study Type: Interventional study

Study Design: Cross-over

Primary Sponsor: The First Affiliated Hospital of Guangzhou University of Chinese Medicine

Condition: N/A

Intervention: Modified group:Traditional method (total insertion method) first, then modified method (pre-installed laryngeal mask method). After glottic exposure with each method, 1 min of mask positive-pressure ventilation...