Fig. 4From: A novel pleural-bladder pump for the management of recurrent malignant pleural effusions: a feasibility animal studyPressure-time curves during pump activation at different respiratory rates in the absence and presence of fluid in the pleural cavity - Blue line: ambient pressure (mBar), Red line: inlet pressure (mBar), Green line: pump pressure (mBar), Purple line: outlet pressure (mBar). a-IPVV, normal respiration in presence of effusion; b-IPVV, low respiration in presence of effusion; c-IPVV, high respiration in presence of effusion; d-IPVV, normal respiration in absence of effusion; e-Spontaneous respiration in presence of effusion. IPPV: Intermittent positive-pressure ventilationBack to article page