Pre-visional space during direct laryngoscopy: Implication in the difficult laryngoscopy and its predictio
- Conditions
- Not Applicable
- Registration Number
- KCT0001009
- Lead Sponsor
- Seoul National University Bundang Hospital
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- Male
- Target Recruitment
- 24
Male patients with positive predictive factors such as, Mallampati class 3 or 4, thyromental distance =65 mm, or a small or receding mandible and Patients without positive predictors and who match the age and body mass index of the difficult laryngoscope group
(1) Amedican society of anesthesiologist class =III, (2) history of cervical herniated intervertebral disc or cervical spine surgery, (3) dentured teeth, (4) history of psychological disease or psychoactive drug use, and (5) craniofacial anomaly
Study & Design
- Study Type
- Observational Study
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method difference of TM length between easy and difficult laryngoscope ;difference of MI length between easy and difficult laryngoscope ;difference of IT length between easy and difficult laryngoscope ;difference of TIM area between easy and difficult laryngoscope ;difference of height between easy and difficult laryngoscope
- Secondary Outcome Measures
Name Time Method height;weight;Mallampati classification;thyromental distance;the angle of neck extension ;Cormack-Lehane grade ;body-mass index