Reverse Trigger in Pressure Control Mode
- Dr. Sateesh Chandra Alavala

- Nov 1, 2025
- 1 min read
Updated: Nov 4, 2025
These are machine-triggered mandatory breaths. During mid-inspiration, a pressure drop appears on the pressure-time scalar along with a corresponding spike on the inspiratory flow-time scalar. This indicates the onset of neural inspiration induced by passive mechanical inflation - a phenomenon known as reverse triggering. The patient's neural effort persists beyond the set inspiratory time, triggering another breath during the expiratory phase and resulting in a double trigger.













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