NCT02806492
Completed
Not Applicable
Blood Pressure or Cardiac Output - the Influence on Cerebral Perfusion During Cardiopulmonary Bypass
Overview
- Phase
- Not Applicable
- Intervention
- Not specified
- Conditions
- Cerebral Perfusion
- Sponsor
- UMC Utrecht
- Enrollment
- 15
- Locations
- 1
- Primary Endpoint
- regional cerebral oxygen saturation
- Status
- Completed
- Last Updated
- 8 years ago
Overview
Brief Summary
The purpose of this study is to determine whether cerebral blood flow and cerebral tissue oxygenation is most dependent on cardiac output or on mean arterial pressure in patients undergoing cardiac surgery with the use of cardiopulmonary bypass.
Investigators
Dr. B. van Zaane
MD PhD
UMC Utrecht
Eligibility Criteria
Inclusion Criteria
- •Undergoing cardiopulmonary bypass for CABG a
- •having an appropriate temporal bone window for reliable TCD monitoring
- •needing pharmacological intervention because of hypotension before going on CPB.
Exclusion Criteria
- •requiring hypothermia during surgery
- •requiring emergency surgery
- •contraindication for phenylephrine,
- •having known brain pathology (e.g. Cerebral Vascular Accident (CVA) or increased intracranial pressure
- •having a history of severe carotid artery stenosis.
Outcomes
Primary Outcomes
regional cerebral oxygen saturation
Time Frame: During surgery
mean velocity of blood flow of the middle cerebral artery
Time Frame: During surgery
Study Sites (1)
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