Results 41 to 50 of about 27,214 (278)

Determinants of inspiratory muscle strength in healthy humans [PDF]

open access: yes, 2014
We investigated 1) the relationship between the baseline and inspiratory muscle training (IMT) induced increase in maximal inspiratory pressure (PI,max) and 2) the relative contributions of the inspiratory chest wall muscles and the diaphragm (Poes/Pdi ...
Brown, PI, Johnson, MA, Sharpe, GR
core   +1 more source

Mechanical correlates of dyspnea in bronchial asthma. [PDF]

open access: yes, 2013
We hypothesized that dyspnea and its descriptors, that is, chest tightness, inspiratory effort, unrewarded inspiration, and expiratory difficulty in asthma reflect different mechanisms of airflow obstruction and their perception varies with the severity ...
A., Antonelli   +8 more
core   +1 more source

Model-Based Estimation of Inspiratory Effort Using Surface EMG

open access: yesIEEE Transactions on Biomedical Engineering, 2023
The quantification of inspiratory patient effort in assisted mechanical ventilation is essential for the adjustment of ventilatory assistance and for assessing patient-ventilator interaction. The inspiratory effort is usually measured via the respiratory muscle pressure (P mus) derived from esophageal pressure (P es) measurements.
Jan Graßhoff   +3 more
openaire   +2 more sources

Identifying asynchronies: Ineffective effort

open access: yesJournal of Mechanical Ventilation, 2022
Mechanical ventilation is a common issue in critically ill patients. It is a lifesaving treatment but also can cause some complications. Patient-ventilator asynchronies are frequent but are often underdiagnosed and they are a serious problem that is ...
Víctor Perez, Jamille Pasco
doaj   +1 more source

Physiopathological rationale of using high-flow nasal therapy in the acute and chronic setting: A narrative review [PDF]

open access: yes, 2019
Chronic lung disease and admissions due to acute respiratory failure (ARF) are becoming increasingly common. Consequently, there is a growing focus on optimizing respiratory support, particularly non-invasive respiratory support, to manage these ...
Cortegiani A.   +2 more
core   +1 more source

Deficiency of Biogenic Amines Modulates the Activity of Hypoglossal Nerve in the Reserpine Model of Parkinson’s Disease

open access: yesCells, 2021
The underlying cause of respiratory impairments appearing in Parkinson’s disease (PD) is still far from being elucidated. To better understand the pathogenesis of respiratory disorders appearing in PD, we studied hypoglossal (HG) and phrenic (PHR ...
Monika Jampolska   +4 more
doaj   +1 more source

Flow-volume curve analysis for predicting recurrence after endoscopic dilation of airway stenosis [PDF]

open access: yes, 2019
The flow-volume curve is a simple test for diagnosing upper airway obstruction. We evaluated its use to predict recurrence in patients undergoing endoscopic dilation for treatment of benign upper airway ...
Andreetti, Claudio   +11 more
core   +1 more source

Pendelluft in hypoxemic patients resuming spontaneous breathing: proportional modes versus pressure support ventilation

open access: yesAnnals of Intensive Care, 2023
Background Internal redistribution of gas, referred to as pendelluft, is a new potential mechanism of effort-dependent lung injury. Neurally-adjusted ventilatory assist (NAVA) and proportional assist ventilation (PAV +) follow the patient’s respiratory ...
Daniel H. Arellano   +16 more
doaj   +1 more source

Indications and practical approach to non-invasive ventilation in acute heart failure [PDF]

open access: yes, 2017
In acute heart failure (AHF) syndromes significant respiratory failure (RF) is essentially seen in patients with acute cardiogenic pulmonary oedema (ACPE) or cardiogenic shock (CS).
Bueno, Hector   +24 more
core   +1 more source

Nurses' Detection of Ineffective Inspiratory Efforts During Mechanical Ventilation [PDF]

open access: yesAmerican Journal of Critical Care, 2012
BACKGROUND PATIENT: ventilator dyssynchrony is common and may influence patients' outcomes. Detection of such dyssynchronies relies on careful observation of patients and airway flow and pressure measurements. Given the shortage of specialists, critical care nurses could be trained to identify dyssynchronies.To evaluate the accuracy of specifically ...
Chacón E   +12 more
openaire   +3 more sources

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