Clinical trials: Carotid Surgery
Hypoglycemia, Cerebral Blood Flow
External Carotid Blood Flow in Individuals With Post-Bariatric Hypoglycemia
This is a pilot study (small-scale study) that aims to understand more about how blood flow changes in people who have low blood sugar after bariatric surgery (post-bariatric hypoglycemia) compared to those who have had surgery…
- Trial name
- NCT07082478
- Testing
- in-ear device measuring blood flow
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Joslin Diabetes Center
Moyamoya Disease
Biomarker-Led Optimization of Successful Surgical Outcomes in Moyamoya
The goal of this work is to use advanced magnetic resonance imaging (MRI) methods to assess brain blood flow and vascular function in adults with moyamoya disease (MMD).
- Trial name
- BLOSSOM (NCT06634004)
- Testing
- BOLD MRI
- Where
- 2 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Hypotension (MeSH: D007022)
Carotid Artery Blood Flow, Blood Pressure, and Cardiac Output During Anesthesia in Children Aged 0-5 Years
Blood pressure is routinely monitored during anesthesia in children, but blood pressure alone may not accurately reflect blood flow to vital organs.
- Trial name
- CARFLOW (NCT07847203)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Karolinska Institutet
Carotid Stenosis, Surgery
Revascularization of Extracranial Carotid Artery Stenosis
Investigate the current situation of carotid stenosis therapy in China. Establish the data bank of carotid stenosis revascularization (CAS and CEA) in China ,in order to get best quality control of the therapy, as well as confirm…
- Conditions
- Carotid Stenosis, Surgery, Stroke
- Trial name
- RECAS (NCT01994187)
- Testing
- Carotid endarterectomy, carotid angioplasty
- Where
- China
- Volunteers
- 2,100 people, healthy volunteers welcome
- Sponsor
- Xuanwu Hospital, Beijing
Hypotension on Induction
Effect of Carotid Ultrasound-guided Fluid Management on Anesthetic-induced Hypotension in Elderly Patients Undergoing Gastrointestinal Surgery
The goal of this clinical trial is to learn about Whether carotid ultrasound guided fluid management can reduce the incidence of hypotension after general anesthesia induction in elderly patients undergoing gastrointestinal…
- Trial name
- NCT05891951
- Testing
- Fluid therapy under the guide of Carotid ultrasound
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Min Su
Non Cardiac Surgery
End-tidal Carbon Dioxide as a Non-invasive Predictor for Changes in Cardiac Output in Non-cardiac Surgery
Cardiac output (CO) is challenging to measure at the bedside. The traditional gold standard for measuring CO requires the insertion of a pulmonary artery catheter which is invasive, associated with a risk for serious…
- Trial name
- NCT06962748
- Testing
- cerebral blood flow measurment, TTE CO measurment, ETCO2
- Where
- Egypt
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Coronary Artery Bypass Grafting, Cardiopulmonary Bypass
Relationship Between Perioperative Carotid Blood Flow Monitoring and Cerebral Function Protection in Cardiac Surgery
Postoperative cognitive dysfunction (POCD) is a common complication of cardiac surgery, mainly manifested as mental confusion, anxiety, personality change and memory impairment, which seriously affects the quality of life of…
- Trial name
- NCT05586347
- Testing
- Nicardipine, normal saline
- Where
- China
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Nanjing First Hospital, Nanjing Medical University
Moyamoya Disease
Neurocognitive and Radiological Assessments in Adult Moyamoya Undergoing Surgery
Adult patients with moyamoya disease (MMD) are reported to suffer from considerable impairment of executive function/attention. Although reduced cerebrovascular reserve (CVR) in frontal areas has been detected by perfusion MRI…
- Trial name
- NRAAMUS (NCT02305407)
- Testing
- Surgical Revascularization, Conservative treatment
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Huashan Hospital
Perfusion, Perioperative/Postoperative Complications
The Effect of Trendelenburg Position on CCA Blood Flow
The investigators will evaluate the change of the common carotid artery blood flow according to patient's position and penumoperitoneum.
- Trial name
- NCT04233177
- Where
- South Korea
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Carotid Artery Stenosis, Image
Evaluation of Brain Health and Surgical Efficacy in Patients With Carotid Artery Stenosis
The purpose of this study is to explore the relationship between the recovery of cerebrovascular morphology and cognitive function before and after surgical treatment in patients with carotid artery stenosis and their…
- Trial name
- NCT05848921
- Testing
- magnetic resonance image, Neuropsychological scale
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Nanjing University of Traditional Chinese Medicine
Artery Disease, Peripheral, Aortic Diseases
Relationship Between Morbimortality and Basal Activated Clotting Time (ACT) in Patients Undergoing Vascular Surgery
Check whether patients with higher comorbidity and risk of complication, estimated using the V (p) -POSSUM score, ACS NSQIP and the ASA classification, present higher baseline activated clotting time values.
- Conditions
- Artery Disease, Peripheral, Aortic Diseases, Carotid Artery Diseases, Other Disease
- Trial name
- NCT04703582
- Testing
- Activated clotting time
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
End-stage Liver Disease (ESLD), Liver Transplantation
View of Cerebral Perfusion in Liver Transplantation
Investigator's aim in this study is to compare the more accessible and low-cost Carotid Doppler USG measurements, which are relatively more difficult to access, costly, and have technical disadvantages, and to demonstrate their…
- Conditions
- End-stage Liver Disease (ESLD), Liver Transplantation, Cerebral Perfusion, Intraoperative Monitoring
- Trial name
- NIRS/Doppler (NCT07442214)
- Testing
- Carotid Doppler Ultrasonography and Near-Infrared Spectroscopy (NIRS)
- Where
- Turkey (Türkiye)
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Inonu University