Impact of positive end-expiratory pressure during heterogeneous lung injury: insights from computed tomographic image functional modeling

CL Bellardine Black, AM Hoffman, LW Tsai… - Annals of biomedical …, 2008 - Springer
Abstract Image Functional Modeling (IFM) synthesizes three dimensional airway networks
with imaging and mechanics data to relate structure to function. The goal of this study was to …

Analysis of regional compliance in a porcine model of acute lung injury

M Czaplik, I Biener, R Dembinski, P Pelosi… - Respiratory physiology …, 2012 - Elsevier
Lung protective ventilation in Acute Lung Injury (ALI) focuses on using low tidal volumes and
adequate levels of positive end-expiratory pressure (PEEP). Identifying optimal pressure is …

Regional tidal lung strain in mechanically ventilated normal lungs

LF Paula, TJ Wellman, T Winkler… - Journal of Applied …, 2016 - journals.physiology.org
Parenchymal strain is a key determinant of lung injury produced by mechanical ventilation.
However, imaging estimates of volumetric tidal strain (ε= regional tidal volume/reference …

Quantifying the roles of tidal volume and PEEP in the pathogenesis of ventilator-induced lung injury

AS Seah, KA Grant, M Aliyeva, GB Allen… - Annals of biomedical …, 2011 - Springer
Management of patients with acute lung injury (ALI) rests on achieving a balance between
the gas exchanging benefits of mechanical ventilation and the exacerbation of tissue …

Intratidal overdistention and derecruitment in the injured lung: a simulation study

R Amini, J Herrmann, DW Kaczka - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Goal: Ventilated patients with the acute respiratory distress syndrome (ARDS) are
predisposed to cyclic parenchymal overdistention and derecruitment, which may worsen …

Inspiratory efforts, positive end-expiratory pressure, and external resistances influence intraparenchymal gas redistribution in mechanically ventilated injured lungs

M Pellegrini, G Hedenstierna, AS Larsson… - Frontiers in …, 2021 - frontiersin.org
Background Potentially harmful lung overstretch can follow intraparenchymal gas
redistribution during mechanical ventilation. We hypothesized that inspiratory efforts …

Dynamic lung aeration and strain with positive end-expiratory pressure individualized to maximal compliance versus ARDSNet low-stretch strategy: a study in a …

C Zeng, M Zhu, G Motta-Ribeiro, D Lagier, T Hinoshita… - Critical Care, 2023 - Springer
Background Positive end-expiratory pressure (PEEP) individualized to a maximal respiratory
system compliance directly implies minimal driving pressures with potential outcome …

Functional respiratory imaging, regional strain, and expiratory time constants at three levels of positive end expiratory pressure in an ex vivo pig model

WR Henderson, Y Molgat‐Seon, W Vos… - Physiological …, 2016 - Wiley Online Library
Heterogeneity in regional end expiratory lung volume (EELV) may lead to variations in
regional strain (ε). High ε levels have been associated with ventilator‐associated lung injury …

Strain heterogeneity in the injured lung: cause or consequence?

BJ Smith - Journal of Applied Physiology, 2016 - journals.physiology.org
VENTILATION HETEROGENEITY is an established marker of pulmonary dysfunction in
asthma and other conditions such as acute respiratory distress syndrome (ARDS) and …

The effect of compartmental asymmetry on the monitoring of pulmonary mechanics and lung volumes

JC Keenan, GA Cortes-Puentes, AB Adams… - Respiratory …, 2016 - rc.rcjournal.com
BACKGROUND: Esophageal pressure measurement for computation of transpulmonary
pressure (Ptp) has begun to be incorporated into clinical use for evaluating forces across the …