Choosing the correct O2 device to meet target SpO2.
Indications
- • Hypoxemia
- • Peri-arrest
- • Post-op
Equipment
- • Nasal cannula
- • Simple mask
- • Venturi
- • Non-rebreather
Positioning
- • As appropriate for the procedure and patient comfort.
Consent
- • Explain indication, benefits, alternatives
- • Explain risks & complications
- • Obtain written/verbal consent as per SOP
- • Document consent
Universal precautions
- • Hand hygiene
- • PPE — gloves, mask, eye protection
- • Aseptic technique
- • Sharps safety
- • Verify patient identity & site
Step-by-step (0/4)
Tap to complete
SpO2 94–98% (88–92% in retainers).
Immediate complications
- ⚠ Drying of mucosa
- ⚠ CO2 retention
Delayed complications
- • Absorption atelectasis
Recognition
- • Rising PaCO2
Initial management
- • Reduce FiO2; consider NIV
Prevention
- • Titrate not blanket high-flow
Post-procedure observation
- • Vitals q15min × 1h then hourly
Monitoring
- • Site inspection
- • Symptom review
Documentation
- • Procedure note
- • Consent
- • Findings
Patient instructions
- • Report pain, bleeding, fever, worsening symptoms
Educational bedside guide. Perform only under supervision until competent. Follow local SOPs and consent policy.
