- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT05189262
Cardiopulmonary Bypass Induced Red Blood Cell Lysis
Extra-Cellular Hemoglobin, Organ Injury in Extended Cardiopulmonary Bypass
Study Overview
Status
Intervention / Treatment
Detailed Description
Study Type
Enrollment (Estimated)
Contacts and Locations
Study Contact
- Name: Paul W Buehler, PhD
- Phone Number: 14107065171
- Email: pbuehler@som.umaryland.edu
Study Contact Backup
- Name: Tobi Rowden, RN
- Phone Number: 4107064061
- Email: trowden@som.umaryland.edu
Study Locations
-
-
Maryland
-
Baltimore, Maryland, United States, 21201
- Recruiting
- Center for Blood Oxygen Transport and Hemostasis
-
Contact:
- Tobi Rowden, RN
- Phone Number: 4107064061
- Email: trowden@som.umaryland.edu
-
Contact:
- Paul W Buehler, PhD
- Phone Number: 410-706-5171
- Email: pbuehler@som.umaryland.edu
-
-
Participation Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Sampling Method
Study Population
Description
Inclusion Criteria:
- Admitted to UMMC for cardiac procedure
- Age: >/=18 y.o TO 75 y.o.
- Undergoing CPB >1hr for the following surgeries (a) complex cardiac surgery (b) heart valve replacement surgery OR (c) CABG surgery.
Exclusion Criteria:
- Pregnant
- Non English speaking
- Unable to consent or have Legally Authorized Representative (LAR) assent to study
Study Plan
How is the study designed?
Design Details
Cohorts and Interventions
Group / Cohort |
Intervention / Treatment |
---|---|
Cardiac Sugery Patients Requiring Cardiopulmonary >1hour
Patients admitted for a complex cardiac surgery, heart valve replacement and/or CABG surgery requiring CPB >1hour
|
No intervention - Biological specimen collection
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Hemolysis
Time Frame: Change from baseline at hour 1 during procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron
|
Change from baseline at hour 1 during procedure
|
Hemolysis
Time Frame: Change from baseline at hour 2 during procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron
|
Change from baseline at hour 2 during procedure
|
Hemolysis
Time Frame: Change from baseline at hour 3 during procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron
|
Change from baseline at hour 3 during procedure
|
Hemolysis
Time Frame: Change from baseline at hour 4 during procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline at hour 4 during procedure
|
Hemolysis
Time Frame: Change from baseline at hour 4 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline at hour 4 post procedure
|
Hemolysis
Time Frame: Change from baseline at hour 2 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline at hour 2 post procedure
|
Hemolysis
Time Frame: Change from baseline at hour 24 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline at hour 24 post procedure
|
Hemolysis
Time Frame: Change from baseline on day 2 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline on day 2 post procedure
|
Hemolysis
Time Frame: Change from baseline on day 3 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline on day 3 post procedure
|
Hemolysis
Time Frame: Change from baseline on day 4 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline on day 4 post procedure
|
Hemolysis
Time Frame: Change from baseline on day 5 post procedure
|
Change in Measure hemoglobin released into plasma (pfH), lactate dehydrogenase and iron etc. Change from Baseline at Hour 1 during procedure |
Change from baseline on day 5 post procedure
|
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Kidney injury
Time Frame: Change from baseline at hour 1 during procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at hour 1 during procedure
|
Kidney injury
Time Frame: Change from baseline at hour 2 during procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at hour 2 during procedure
|
Kidney injury
Time Frame: Change from baseline at hour 3 during procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at hour 3 during procedure
|
Kidney injury
Time Frame: Change from baseline at hour 4 during procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at hour 4 during procedure
|
Kidney injury
Time Frame: Change from baseline at hour 2 post procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at hour 2 post procedure
|
Kidney injury
Time Frame: Change from baseline at hour 24 post procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at hour 24 post procedure
|
Kidney injury
Time Frame: Change from baseline at 2 days post procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at 2 days post procedure
|
Kidney injury
Time Frame: Change from baseline at 3 days post procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at 3 days post procedure
|
Kidney injury
Time Frame: Change from baseline at 4 days post procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at 4 days post procedure
|
Kidney injury
Time Frame: Change from baseline at 5 days post procedure
|
Change in creatinine, KIM-1 and NGAL
|
Change from baseline at 5 days post procedure
|
Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Blood cell function
Time Frame: Change from baseline at hour 1 during procedure
|
CBC and red blood cell deformability
|
Change from baseline at hour 1 during procedure
|
Blood cell function
Time Frame: Change from baseline at hour 2 during procedure
|
CBC and red blood cell deformability
|
Change from baseline at hour 2 during procedure
|
Blood cell function
Time Frame: Change from baseline at hour 3 during procedure
|
CBC and red blood cell deformability
|
Change from baseline at hour 3 during procedure
|
Blood cell function
Time Frame: Change from baseline at hour 4 during procedure
|
CBC and red blood cell deformability
|
Change from baseline at hour 4 during procedure
|
Blood cell function
Time Frame: Change from baseline at hour 2 post procedure
|
CBC and red blood cell deformability
|
Change from baseline at hour 2 post procedure
|
Blood cell function
Time Frame: Change from baseline at hour 24 post procedure
|
CBC and red blood cell deformability
|
Change from baseline at hour 24 post procedure
|
Blood cell function
Time Frame: Change from baseline at day 2 post procedure
|
CBC and red blood cell deformability
|
Change from baseline at day 2 post procedure
|
Blood cell function
Time Frame: Change from baseline at day 3 post procedure
|
CBC and red blood cell deformability
|
Change from baseline at day 3 post procedure
|
Blood cell function
Time Frame: Change from baseline at day 4 post procedure
|
CBC and red blood cell deformability
|
Change from baseline at day 4 post procedure
|
Blood cell function
Time Frame: Change from baseline at day 5 post procedure
|
CBC and red blood cell deformability
|
Change from baseline at day 5 post procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at hour 1 during procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at hour 1 during procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at hour 2 during procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at hour 2 during procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at hour 3 during procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at hour 3 during procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at hour 4 during procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at hour 4 during procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at hour 2 post procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at hour 2 post procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at hour 24 post procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at hour 24 post procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at day 2 post procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at day 2 post procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at day 3 post procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at day 3 post procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at day 4 post procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at day 4 post procedure
|
Outcome Hemoglobin Clearance
Time Frame: Change from baseline at day 5 post procedure
|
Change in hemoglobin clearance measured by plasma haptoglobin and transferrin concentrations
|
Change from baseline at day 5 post procedure
|
Collaborators and Investigators
Collaborators
Investigators
- Principal Investigator: Paul Buehler, PhD, University of Maryland
Study record dates
Study Major Dates
Study Start (Actual)
Primary Completion (Estimated)
Study Completion (Estimated)
Study Registration Dates
First Submitted
First Submitted That Met QC Criteria
First Posted (Actual)
Study Record Updates
Last Update Posted (Actual)
Last Update Submitted That Met QC Criteria
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- HP-00094849
- 1R01HL162120-01 (U.S. NIH Grant/Contract)
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
IPD Plan Description
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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