Airway stenosis
Conditions
Interventions
High-flow oxygen therapy group:Oxygen therapy was given at a concentration of 29% and a flow rate of 60 L/min
Traditional oxygen therapy group:Oxygen therapy was given at a flow rate of 2 L/min
Sponsors
The First Affiliated Hospital of Naval Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: (1) Patients who intend to undergo flexible tracheoscopic thermal ablation (high-frequency electrical, laser, plasma) treatment in our hospital; (2) Age 18-75 years old; (3) ASA Levels 1-3; (4) The patient voluntarily participated and signed the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Adults with the following conditions: 1) BMI greater than 30; 2) hypoxemia (oxygenation index less than 300); 3) accompanied by hypercapnia (arterial partial pressure of carbon dioxide greater than 45 mmHg); 4) 75% of patients had central airway stenosis confirmed by imaging before operation>; 2. Patients with HFNC contraindications; 3. Poorly controlled comorbidities or serious systemic diseases; 4. Patients with anticoagulant drugs and coagulation disorders; 5. Allergy to anesthetic drugs; 6. Have a history of alcohol or drug abuse; 7. Pregnant and lactating women.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of hypoxemia; | — |
Secondary
| Measure | Time frame |
|---|---|
| Pulse Oxygen Saturation, SpO2;Transcutaneous carbon dioxide tension, TcPCO2;Operation duration; | — |
Countries
China
Contacts
Public ContactZhang Wei
The First Affiliated Hospital of Naval Medical University
Outcome results
None listed