Esophageal Pressure Calculations

Controlled Ventilation

Pression Support

Advanced

Inspiratory occlusion

Expiratory occlusion

Airway pressure

cmH20

Esophageal pressure

mmHg

Tidal volume

Barotauma ?
Target : PLeiER < 20

- cmH20

Atelectrauma ?
Target : PLee > 0

- cmH20

Lung Stress ?
Target : ΔPL < 10-12

- cmH20

Peak

End expiratory

Airway pressure

cmH20

Esophageal pressure

mmHg

Inspiratory transpulmonary pressure ?
Target : PLpeak < 20

- cmH20

Inspiratory effort ?
Target : ΔPes < 10

- cmH20

Dynamic lung stress ?
Target : ΔPLdyn < 15

- cmH20

Run calculations on controlled ventilation before running advanced calculations

cmH20

/min

mmHg

Airway Resistance

- cmH20/L/s

Mechanical Power

- Joule/min

Ventilatory Ratio

Airway Driving Pressure

- cmH20

Esophageal pressure swing

- cmH20

Respiratory system elastance

- cmH20/L

Chest wall elastance

- cmH20/L

Lung elastance

- cmH20/L

Elastance ratio