Lung diseases
Conditions
Interventions
Conventiaonal group:Right double lumen conventional cannula
CT group:Preoperative CT measurement of glottis to right upper lobe opening distance
CT improvement group:The distance from the lower edge of the thyroid cartilage to the upper edge of the sternum was measured on the body surface, and the distance from the upper edge of the sternum to
Sponsors
Department of Anesthesiology, Xiangya Hospital, Central South University
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. Voluntary test and signing informed consent; 2. According to the American Society of Anesthesiologists (ASA) classification criteria, patients with ASA grade II-III were selected; 3. No pleural effusion, pneumothorax and thoracic aortic aneurysm; 4. There is no space-occupying lesion in the trachea and right main bronchus.
Exclusion criteria
Exclusion criteria: 1. Patients who refuse to sign an informed consent form to participate in the trial; 2. Patients with sore throat before surgery; 3. Patients with severe cervical disease or cervical spine surgery; 4. Patients who have undergone tracheotomy, Mallampati grade 3 and above, known or suspected intubation difficulties, abnormal airway anatomy and thoracic deformity; 5. Chest surgery with double-lumen endotracheal intubation; 6. The anatomy of the tracheobronchial on CT is unclear; 7. Patients who did not have chest CT in our hospital before surgery; 8. Preoperative measurement of the right upper lobe bronchus opening flattened or above the carina.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| First placement success rate;Intubation time;FOB positioning time;Initial cannula depth and final cannula depth; | — |
Secondary
| Measure | Time frame |
|---|---|
| Lung collapse effect;Airway peak pressure increase rate;Number of intubations;Carina and right main bronchial injury;Postoperative sore throat;Postoperative drainage tube removal time; | — |
Countries
China
Contacts
Public ContactYao Liu
Department of Anesthesiology, Xiangya Hospital, Central South University
Outcome results
None listed