Spatial and temporal heterogeneity of regional lung ventilation determined by electrical impedance tomography during pulmonary function testing

B Vogt, S Pulletz, G Elke, Z Zhao… - Journal of applied …, 2012 - journals.physiology.org
Electrical impedance tomography (EIT) is a functional imaging modality capable of tracing
continuously regional pulmonary gas volume changes. The aim of our study was to …

Linearity of electrical impedance tomography during maximum effort breathing and forced expiration maneuvers

C Ngo, S Leonhardt, T Zhang, M Lüken… - Physiological …, 2016 - iopscience.iop.org
Electrical impedance tomography (EIT) provides global and regional information about
ventilation by means of relative changes in electrical impedance measured with electrodes …

Regional ventilation distribution determined by electrical impedance tomography: reproducibility and effects of posture and chest plane

F Reifferscheid, G Elke, S Pulletz, B Gawelczyk… - …, 2011 - Wiley Online Library
Background and objective: Reliable assessment of regional lung ventilation and good
reproducibility of electrical impedance tomography (EIT) data are the prerequisites for the …

[HTML][HTML] Spatial ventilation inhomogeneity determined by electrical impedance tomography in patients with chronic obstructive lung disease

I Frerichs, L Lasarow, C Strodthoff, B Vogt… - Frontiers in …, 2021 - frontiersin.org
The aim of this study was to examine whether electrical impedance tomography (EIT) could
determine the presence of ventilation inhomogeneity in patients with chronic obstructive …

Regional lung function determined by electrical impedance tomography during bronchodilator reversibility testing in patients with asthma

I Frerichs, Z Zhao, T Becher, P Zabel… - Physiological …, 2016 - iopscience.iop.org
The measurement of rapid regional lung volume changes by electrical impedance
tomography (EIT) could determine regional lung function in patients with obstructive lung …

Comparison of different methods to define regions of interest for evaluation of regional lung ventilation by EIT

S Pulletz, HR van Genderingen… - Physiological …, 2006 - iopscience.iop.org
The measurement of regional lung ventilation by electrical impedance tomography (EIT) has
been evaluated in many experimental studies. However, EIT is not routinely used in a …

Assessment of changes in distribution of lung perfusion by electrical impedance tomography

I Frerichs, S Pulletz, G Elke, F Reifferscheid… - Respiration, 2009 - karger.com
Background: Electrical impedance tomography (EIT) is able to detect variations in regional
lung electrical impedance associated with changes in both air and blood content and …

Time-based pulmonary features from electrical impedance tomography demonstrate ventilation heterogeneity in chronic obstructive pulmonary disease

S Milne, J Huvanandana, C Nguyen… - Journal of Applied …, 2019 - journals.physiology.org
Pulmonary electrical impedance tomography (EIT) is a functional imaging technique that
allows real-time monitoring of ventilation distribution. Ventilation heterogeneity (VH) is a …

Estimating regions of air trapping from electrical impedance tomography data

JL Mueller, P Muller, M Mellenthin… - Physiological …, 2018 - iopscience.iop.org
Objective: Electrical impedance tomography (EIT) has been shown to be a viable non-
invasive, bedside imaging modality to monitor lung function. This paper introduces a method …

Regional lung response to bronchodilator reversibility testing determined by electrical impedance tomography in chronic obstructive pulmonary disease

B Vogt, Z Zhao, P Zabel, N Weiler… - American Journal of …, 2016 - journals.physiology.org
Patients with obstructive lung diseases commonly undergo bronchodilator reversibility
testing during examination of their pulmonary function by spirometry. A positive response is …