Pressure volume
Pressure-volume properties of endlinked hard-chain polymer networks
... network pressure and chain end-to-end dis- tances by comparing the behavior of trifunctional and tet- rafunctional ...reduced pressure and chain dimensions of three tetrafunctional net- works of chain ...
18
Static Pressure Volume Curves for the Lung of the Frog (Rana Pipiens)
... Pressure/volume relationships of saline-filled lungs The general form of the curves is similar to that obtained with air but during both inflation and deflation the pressure changes were[r] ...
18
Age dependence of cerebrospinal pressure: volume compensation in patients with hydrocephalus
... the pressure–volume units (in milliliter units), an inverse of the elastance coefficient in adults with hydro- ...between pressure–volume index and patient age; however, they re- ported that ...
6
The Pressure Volume Relationship of the Normal Pulmonary Capillary Bed
... Summary With body tilting, pressure suit inflation, and occlusive thigh tourniquets used to change central vascular pressures, the relationship of the diffusing capacity for carbon monox[r] ...
10
THE FAILURE OF INTRACRANIAL PRESSURE VOLUME CHANGE TO INFLUENCE RENAL FUNCTION
... Thus cerebrospinal fluid drainage was used in the The excretion of sodium and chloride, urinary experiments of Group 3 to induce distention of flow, and clearances of creatinine and para[r] ...
5
Pressure Volume Changes in the Forearm Veins of Man During Hyperventilation
... This decrease in forearm venous volume averaged 30.9 per cent; the decrease attributable to venous constriction alone averaged 23.6 per cent; and the decrease caused by the fall in venou[r] ...
7
Assessment of Craniospinal Pressure Volume Indices
... generating volume variations and passive components ab- sorbing these ...active volume changes are known, the pressure response they generate can be used to quantify the compliance of the ...the ...
6
PRESSURE VOLUME CHARACTERISTICS OF THE HUMAN COLON
... The accommodation of the viscus wall to each distension by the balloon was expressed in terms of the pressure and volume changes by P/V = k Equation 2, where P equals pressure in millime[r] ...
10
High-Pressure Structural Phase Transition in Neptunium Compounds
... the pressure- volume relation for these Np ...in volume takes place at phase transition ...as volume collapse. At ambient pressure both of these compounds exist in NaCl–type structure ...
6
Importance of mitral subvalvular apparatus in terms of cardiac energetics and systolic mechanics in the ejecting canine heart
... generated by the ventricle decreased, as indicated by a decline in the slope of the pressure volume area (PVA)-EDV relationship (120 +/- 13 [mean +/- SD] vs. 105 +/- 13 mmHg, P less than 0.001). ...
9
The respiratory pressure—abdominal volume curve in a porcine model
... abdominal pressure-volume behavior exist that occurs to some degree in parallel: the initial reshaping phase (minimal change in IAP despite large IAV change), the subsequent stretching phase, and finally, ...
12
THE EFFECT OF ACUTE PULMONARY EDEMA UPON LUNG COMPLIANCE
... dog lung lobe demonstrating the effect of elevation of pulmonary vascular pressure upon the pressure-. volume relationship[r] ...
10
Pneumothorax and mortality in the mechanically ventilated SARS patients: a prospective clinical study
... In our study, the mortality rate was not significantly increased in patients with pneumothorax. In other studies on ALI/ARDS, the mortality directly attributable to barotrauma was low [12,14,23]. The mortality rate was ...
6
Power to mechanical power to minimize ventilator-induced lung injury?
... the pressure-volume (PV) curve can be provided by muscle contractions generating muscular pressure, as observed during spontaneous breathing, or artificially by a mechanical ventilator that generates ...
11
Year in review 2008: Critical Care respirology
... lung volume (EELV) to help to optimize ventilatory settings or predict the effects of lung recruitment manoeuvres in ...end-expiratory pressure (PEEP) can lead to increased EELV as a result of recruitment ...
5
CSF Pressure Change in Relation to Opening Pressure and CSF Volume Removed
... CSF volume removed, and clinical diagnosis of idiopathic intracranial hypertension were obtained from the medical ...and pressure-volume index were calculated, and the Pearson correlation coefficients ...
6
Relationships between volume and pressure measurements and stroke volume in critically ill patients
... clinical entities that interfere with the reliability of PAWP in reflecting LAP accurately. Pulmonary venous obstruction (eg tumours, atrial myxomas, mediastinal fibrosis, pul- monary venous thrombosis) increases PAWP, ...
7
General anesthesia and positive pressure ventilation suppress left and right ventricular myocardial shortening in patients without myocardial disease – a strain echocardiography study
... stroke volume and car- diac filling pressures with no effects on LVEF or sys- temic vascular resistance, and therefore concluded that the propofol-induced decrease in cardiac output was caused by a fall in preload ...
8
Internal pressure, free volume of aqueous urea solutions at different temperatures
... Free volume and internal pressure are fundamental properties of the liquid state that has been studied initially by Hildebrand ...internal pressure decreases at lower concentration and increases at ...
8
Study of the Origins of Toughness in Amorphous Metals
... potential volume strain and maximum potential negative ...negative pressure can ...negative pressure building in the center of the ...negative pressure from volume contraction, the ...
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