Study Status: Completed
Recruit Status: Unknown status
Study Type: Interventional
Official Title: : Rigid Video Stylet Can Provide More Successful Intubation Than Conventional Lightwand Intubation in Patients With Cervical Spine Operation : A Prospective Randomized Stu
Brief Summary: Lightwand is a useful alternative device for intubation but scooping movement can induce damage and microbleeding of oral mucosa, postoperative hoarseness,sore throat. Optiscope is rigid video stylet which has camera on distal tip of device. In many previous studies, rigid video stylet has proven advantages compared with other intubating devices.