Status:
COMPLETED
Investigation of Efficiency of Breathing With Different Breathing Patterns
Lead Sponsor:
Massachusetts General Hospital
Conditions:
Respiratory Physiology
Respiratory Insufficiency
Eligibility:
All Genders
18+ years
Phase:
NA
Brief Summary
Our aim in this study is to investigate the efficiency of the breathing with different breathing patterns. Ten volunteers and twenty patients having respiratory problems will be coached on their breat...
Eligibility Criteria
Inclusion
- For healthy subjects:
- 1\. Ten healthy adult (\> 18 years of age) volunteers will be recruited from the MGH main campus through intra-hospital e-mail broadcasting. Subjects with the following issues will be excluded from the study.
- For patients with respiratory insufficiency:
- Twenty adult (\> 18 years of age) patients will be recruited. These patients will be either patients in acute respiratory failure resulting from COPD exacerbation breathing spontaneously only receiving nasal oxygen admitted to the medical floors of the MGH; or patients with diagnosed stable COPD on home oxygen therapy seen by pulmonary physicians in the outpatient clinics or coming to the MGH as study subjects.
Exclusion
- For healthy volunteers:
- Subjects with facial deformity, heavy beard or moustache which prevents good seal between the mask and the face;
- Subjects who have claustrophobia and cannot wear the mask.
- For patients with respiratory insufficiency:
- Patients with facial deformity, heavy beard or moustache which prevents a good seal between the mask and the face;
- Patients who have claustrophobia and cannot wear the mask.
- Patients who are hemodynamically unstable.
- Patients requiring continuous noninvasive positive pressure ventilation or endotracheal intubation.
Key Trial Info
Start Date :
November 1 2007
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
June 1 2011
Estimated Enrollment :
26 Patients enrolled
Trial Details
Trial ID
NCT00784004
Start Date
November 1 2007
End Date
June 1 2011
Last Update
December 2 2014
Active Locations (1)
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1
Massachusetts General Hospital, Respiratory Care Laboratory
Boston, Massachusetts, United States, 02114