Hypoxemia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Pediatric patients aged 1 to 14 years; 2. Undergoing elective surgery under general anesthesia and transferred to the post-anesthesia care unit (PACU) after surgery; 3. Voluntarily participating in the study with informed consent signed by their guardians; 4. Achieving a Ramsay Sedation Scale (RSS) score of 2–4 in the PACU.
Exclusion criteria
Exclusion criteria: 1. American Society of Anesthesiologists (ASA) physical status class ? or higher, or requiring admission to the intensive care unit (ICU) postoperatively. 2. More than two failed attempts at endotracheal intubation. 3. Requiring continuous or intermittent oxygen inhalation due to pre-existing diseases. 4. Inability to tolerate decreased blood oxygen saturation or presence of diseases associated with abnormal arterial partial pressure of carbon dioxide (PaCO2) due to underlying conditions, such as severe cardio-cerebrovascular diseases, increased intracranial pressure, or severe pulmonary diseases. 5. Presence of coagulation disorders or a tendency toward epistaxis. 6. Having anatomical abnormalities (e.g., spinal deformity) or being unable to change body position due to surgical reasons. 7. Participation in other interventional clinical studies within the past 3 months. 8. Other circumstances deemed inappropriate for inclusion by the investigators. 9. Refusal to participate in this study by the patient or their legal guardian.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of Hypoxemia; | — |
Secondary
| Measure | Time frame |
|---|---|
| Types and implementation frequency of airway intervention measures;Onset time and duration of hypoxemia;The lowest recorded SpO2; | — |
Countries
China
Contacts
Peking University First Hospital