Extubation Readiness and Procedure
Key Points
- Extubation is the final step in liberation from invasive mechanical ventilation.
- Readiness assessment must prioritize airway protection and airway patency.
- Key source-based criteria include adequate consciousness (GCS greater than 8), effective cough strength, secretion assessment, and cuff-leak evaluation.
Equipment
- Airway management setup for planned extubation and immediate reintubation backup
- Oxygen and monitoring equipment for post-extubation surveillance
- Suction equipment for secretion management
- Rapid-response personnel support when difficult airway risk is present
Procedure Steps
- Confirm patient has passed spontaneous breathing trial and is being evaluated for extubation suitability.
- Reassess ability to protect and maintain a patent airway before tube removal.
- Assess consciousness level; GCS greater than 8 indicates higher likelihood of extubation success.
- Evaluate cough strength and obtain objective measures when available.
- Recognize weak cough or MIP greater than -20 cm H2O as strong risk factors for extubation failure.
- Assess respiratory secretion volume and thickness.
- Perform cuff-leak test to evaluate airway patency.
- Review prior airway anatomy/intubation difficulty and prepare additional equipment/personnel when difficult airway risk exists.
- Proceed with extubation once criteria are acceptable and contingency resources are in place.
- Monitor closely after extubation for airway compromise, secretion intolerance, and respiratory deterioration.
Common Errors
- Proceeding without airway-protection assessment → increased immediate extubation failure risk.
- Ignoring weak cough or high-risk MIP pattern → delayed recognition of likely failure.
- Insufficient difficult-airway backup preparation → unsafe response capacity if reintubation is needed.
- Limited post-extubation surveillance → delayed rescue in early deterioration.
Related
- noninvasive-positive-pressure-ventilation - Noninvasive support may assist selected patients after extubation.
- advanced-airways-and-intubation - Reintubation planning depends on rapid advanced-airway readiness.