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Title: Forced oscillation assessment of respiratory mechanics in ventilated patients
Author: Navajas Navarro, Daniel
Farré Ventura, Ramon
Keywords: Respiració artificial
Proves funcionals respiratòries
Artificial respiration
Respiratory function tests
Issue Date: 2001
Publisher: BioMed Central
Abstract: The forced oscillation technique (FOT) is a method for non-invasively assessing respiratory mechanics that is applicable both in paralysed and non-paralysed patients. As the FOT requires a minimal modification of the conventional ventilation setting and does not interfere with the ventilation protocol, the technique is potentially useful to monitor patient mechanics during invasive and noninvasive ventilation. FOT allows the assessment of the respiratory system linearity by measuring resistance and reactance at different lung volumes or end-expiratory pressures. Moreover, FOT allows the physician to track the changes in patient mechanics along the ventilation cycle. Applying FOT at different frequencies may allow the physician to interpret patient mechanics in terms of models with pathophysiological interest. The current methodological and technical experience make possible the implementation of portable and compact computerised FOT systems specifically addressed to its application in the mechanical ventilation setting.
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It is part of: Critical Care, 2001, vol. 5, num. 1, p. 3-9
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ISSN: 1364-8535
Appears in Collections:Articles publicats en revistes (Ciències Fisiològiques)

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