Difficult airway
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients undergoing nasal tracheal intubation guided by awake fiberbronchoscope; 2. American Society of Anesthesiologists (ASA) Grade I to III; 3. Age 18-70 years old; 4. The patient volunteered and signed the informed consent.
Exclusion criteria
Exclusion criteria: 1. Patients with severe cardiovascular, brain, liver, kidney diseases, endocrine diseases and airway hypersensitivity; 2. People who are allergic to or have contraindications to the drugs used in the test; 3. Patients with mental illness before surgery or long-term use of psychotropic drugs; 4. Patients with coagulation dysfunction or anticoagulation treatment; 5. Recent nasal trauma or surgical history; 6. The local skin stimulated by acupoints has rashes, damage or infected persons; 7. Refusal to participate or inability to cooperate due to comprehension problems.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Heart rate and mean arterial pressure; | — |
Secondary
| Measure | Time frame |
|---|---|
| BIS;Ramsay sedation score;SpO2; | — |
Countries
China
Contacts
Jiangsu Province Hospital of Chinese Medicine