Status:
WITHDRAWN
The Feasibility and Accuracy of Exhaled CO2 to Measure Cardiac Output in Ventilated Patients Without Tracheal Intubation
Lead Sponsor:
Massachusetts General Hospital
Conditions:
Cardiac Physiology
Cardiac Output
Eligibility:
All Genders
18+ years
Phase:
NA
Brief Summary
The purpose of this study is to test the accuracy of a new noninvasive way to measure how much blood our heart pumps per minute. This new way measures the heart's pumping activity from outside the bod...
Eligibility Criteria
Inclusion
- Patient is already monitored with a pulmonary artery catheter and arterial line (not for the purpose of this study);
- Hemodynamic stability.
Exclusion
- Patients with facial deformity, heavy beard or moustache which prevents good seal between the mask and the face;
- Patients who have central nervous system disorders that might be adversely affected by CO2 rebreathing, such as head trauma patients with increased intracranial pressure;
- Patients with severe tricuspid regurgitation;
- Patients with intra-cardiac shunts;
- Patients who cannot cooperate and synchronize with the ventilator;
- Patients with unstable respiratory conditions, such as acute respiratory failure;
- Patients who have claustrophobia and cannot wear the mask.
- Patients with aortic stenosis.
- Patients with left main coronary artery disease.
- Pregnancy.
Key Trial Info
Start Date :
November 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 1 2010
Estimated Enrollment :
Patients enrolled
Trial Details
Trial ID
NCT00783679
Start Date
November 1 2009
End Date
December 1 2010
Last Update
April 25 2012
Active Locations (1)
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1
Massachusetts General Hospital
Boston, Massachusetts, United States, 02114