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Study to Investigate an Association Between Brain Activity and Tidal Volume in Humans (BATMAN)
Sponsor: University Health Network, Toronto
Summary
The communication between the lungs and the brain has drawn a lot of attention recently. Animal studies have shown that the breathing cycle is coupled with brain activity, showing that the greater the volume of air delivered to the lungs via a breathing machine greater the brain activity and also the greater the injury to the brain cells. There is no study in humans that investigates the physiological communication between the volume of air delivered to the lungs and brain activity. This is important because really sick patients receive breathing assistance using breathing machines to keep their oxygen levels within a normal range. Although these machines are life-saving tools, they might result in brain cell injury, leading to cognitive impairment. So, establishing the existence of a physiological communication between the volume of air delivered using these breathing machines and brain activity is the first step to investigating therapies to prevent brain cell injury due to the use of breathing machines to assist breathing.
Official title: Study to Investigate an Association Between Brain Activity and Tidal Volume in Humans (BATMAN) - a Pilot Study
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
10
Start Date
2023-11-30
Completion Date
2026-12-31
Last Updated
2025-03-06
Healthy Volunteers
No
Conditions
Interventions
Tidal Volume set on ventilator
Mechanically ventilated patients who are undergoing MRI examinations under general anesthesia in isocapnic and isoxic conditions will have brain activity investigated under two different tidal volumes, 6 ml/kg and 12 ml/kg applied for 3-5 minutes.
Locations (1)
Toronto General Hospital
Toronto, Ontario, Canada