Study Stopped
Failure to recruit/enroll
ARDS Esophageal Balloon Pressure Changes With Positioning Study
Assessing Pleural Pressure Changes Between Supine, Upright and Prone Mechanical Ventilation
Sponsor study identifier
observational
2
1 country
1
Study Start
May 11, 2017
Actual (reported)Primary Completion
March 1, 2020
Actual (reported)Study Completion
March 1, 2020
Actual (reported)The use of esophageal balloon catheters, which use esophageal pressure as a surrogate measurement for transpleural pressure, shows promise in improving outcomes of patients with severe acute respiratory distress syndrome (ARDS) requiring mechanical ventilator. The investigators hope to measure changes in in transpleural pressures in patients undergoing treatment with mechanical ventilation while switching from the supine, upright (head of bed \>30 degrees), and prone positions. The goal will be to measure the changes in chest wall and lung compliance in mechanically ventilated patients with changes in position.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
March 1, 2020
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
March 20, 2017
Actual (reported)April 19, 2017
Actual (reported)May 11, 2017
Actual (reported)March 1, 2020
Actual (reported)March 1, 2020
Actual (reported)Change in Esophageal pressure measurements from upright to prone position
Obtained from esophageal balloon catheter measurements in prone and upright positions
Measurements will be obtained in the baseline upright position and repeated after about 4 hours in the prone position.
Change in Esophageal pressure measurements from upright to supine position
Obtained from esophageal balloon catheter measurements in upright and supine positions
The patient is upright at baseline where measurements will be obtained. About 5 minutes will be spent in the supine position.
Change in Transmural pressure measurements from upright to prone position
Measurements will be obtained in the baseline upright position and repeated after about 4 hours in the prone position.
Change in Transmural pressure measurements from upright to supine position
The patient is upright at baseline where measurements will be obtained. About 5 minutes will be spent in the supine position.
Change in Airway pressure measurements from upright to prone position
Measurements will be obtained in the baseline upright position and repeated after about 4 hours in the prone position.
Change in Airway pressure measurements from upright to supine position
The patient is upright at baseline where measurements will be obtained. About 5 minutes will be spent in the supine position.
This is the primary and only arm of the study in which acute respiratory distress syndrome patients will have an esophageal balloon catheter placed with pressures recorded in the supine, upright and prone positions
Measurements obtained from mechanically ventilated patients with ARDS in the supine, upright and prone positions
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
The study population will be patients admitted to the medical intensive care unit with moderate to severe ARDS who are candidates for prone ventilation therapy and have no contraindications for the placement of an esophageal balloon catheter.
University of North Carolina, Chapel Hill
Chapel Hill, North Carolina, 27514, United States
Thomas Bice, MD, MS
UNC Pulmonology and Critical Care
2 participants (actual enrollment reported by the registry).
First Submitted
March 20, 2017
First Posted
April 19, 2017
Study Start
May 11, 2017
Actual (reported)Hospital-wide Incidence, Clinical Characteristics and Outcomes of ARDS
Contact the study team to confirm eligibility.
Primary Completion
March 1, 2020
Actual (reported)Study Completion
March 1, 2020
Actual (reported)Last Updated
January 15, 2021
Record last verified: 2021-01
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Source: ClinicalTrials.gov.
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