Hypoxemia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Age: 1 - 12 years old. 2. ASA classification: Grade I - II. 3. No obvious cardiac or pulmonary dysfunction. 4. Children who need to undergo surgery under general anesthesia for day surgery will be transferred to the recovery room after the operation. 5. Voluntary participants in the study and have signed the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Body Mass Index (BMI) > 35 [BMI = weight (kg) / height (m)^2]. 2. Preoperative presence of bradycardia (heart rate < 50 beats/minute), hypotension (systolic blood pressure < 80 mmHg), or hypoxemia. 3. Requires long-term or intermittent oxygen inhalation due to pre-existing diseases. 4. Comorbid with diseases that cannot tolerate a decrease in arterial blood oxygen saturation or fluctuations in arterial blood carbon dioxide partial pressure (PaCO2), such as severe cardiovascular and cerebrovascular diseases, intracranial hypertension, or severe pulmonary diseases. 5. Coagulation dysfunction or a tendency to nosebleeds. 6. Patients unable to change their body position. 7. Participated in other intervention-based clinical studies within the past 3 months. 8. Other conditions judged by the researcher as not suitable for inclusion. 9. Patients or their families do not consent to participate in the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Hypoxemia; | — |
Secondary
| Measure | Time frame |
|---|---|
| Airway intervention measures;Hypoxia saturation level;Hypoxemia duration;The incidence of severe hypoxemia;Adverse reactions of cardiovascular system, respiratory system and digestive system ( including SpO2 decrease, hypotension, hypertension, bradycardia, tachycardia, new arrhythmia, nausea and vomiting .;Recovery time; | — |
Countries
China
Contacts
kunming children's hospital