Table 1 Requisites of the occlusion manoeuvres for P.01 measurements
From: Equipment review: Measurement of occlusion pressures in critically ill patients
Noise-free |
Not perceivable by the patient |
Rapid (Hans Rudolf valve or balloon system) |
High speed paper recording (> 20 mm/s) |
Preferably in intubated or tracheostomized patients (oropharynx compliance can alter the value) |