Fig. 2From: Efficacy of endotracheal tube clamping to prevent positive airways pressure loss and pressure behavior after reconnection: a bench studySchematic representation of the circuits used to perform the tightening tests. After clamping the tube the ventilator was removed, pressure and volume were read on datalogger. ETT, endotracheal tube; Exp, expiratory limb of the breathing circuit; Insp, inspiratory limb of the breathing circuitBack to article page