Clinical trials: Blood Flow Velocity
Pulmonary Disease, Chronic Obstructive
Nitric Oxide Bioavailability in Chronic Obstructive Pulmonary Disease (COPD)
More patients with chronic obstructive pulmonary disease (COPD) die from cardiovascular disease than direct pulmonary complications.
- Trial name
- NCT01398943
- Testing
- Tetrahydrobiopterin (BH4), Antioxidant Cocktail
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Augusta University
Carotid Artery, Internal
Internal Carotid Artery Blood Flow in Pediatric Moyamoya Patients
Little is known about how general anesthesia-induced decrease in cerebral blood flow in pediatric moyamoya pateints. We investigated this question in patients undergoing moyamoya surgery, hypothesizing that cardiorespiratory…
- Trial name
- NCT04134221
- Testing
- Ultrasound assessment
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- Seoul National University Hospital
Type I Diabetes
Measurement of Total Retinal Blood Flow in Patients With Diabetes and Healthy Subjects
The prevalence of diabetes and diabetes-associated complications is still increasing. Several major long-term complications of diabetes such as cardiovascular disease, chronic renal failure, diabetic retinopathy and others relate…
- Trial name
- NCT01843114
- Testing
- FDOCT, Dynamic Vessel Analyzer
- Where
- Austria
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Premenstrual Syndrome, Premenstrual Pain
The Soft Tissue Mobilization Techniques on PMS
The aim of this study is investigate the effects of progressive relaxation and myofascial release technique on blood flow velocity, pain, premenstrual symptoms and quality of life in premenstrual syndrome patients.
- Conditions
- Premenstrual Syndrome, Premenstrual Pain, Chronic Pelvic Pain
- Trial name
- NCT05836454
- Testing
- Progressive Muscle Relaxation Group:, Myofascial Release Technique Group
- Where
- Cyprus
- Volunteers
- 94 people
- Sponsor
- Eastern Mediterranean University
Coronary Stenosis
Relationship Between Pressure and Flow Velocity on Coronary Physiology
Subjects are patients who are planned to do percutaneous coronary intervention for coronary stenosis in the left circumflex artery without other stenosis in the left ascending artery and the right coronary artery, or a patient…
- Trial name
- NCT02330861
- Testing
- combowire and IVUS
- Where
- Japan
- Sponsor
- Hyogo Medical University
Gingival Recession, Localized
Ultrasonographic Evaluation of the Connective Tissue Grafts Obtained With Two Different Methods in Root Coverage
Gingival recession is a clinical problem that increases with age and affects patient comfort. It is defined as the displacement of the gingival margin to a more apical position of the cementum-enamel border of the tooth.
- Trial name
- NCT06373783
- Testing
- subepithelial connective tissue graft, de- epithelize gingival graft, ultrasonography
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Pamukkale University
Pregnancy, Immersion
Water Immersion and Changes in the Fetoplacental Circulation
Pregnant women with pre-eclampsia and growth restricted fetuses often have a reduced function of the placenta. This is accompanied by an increased perinatal mortality and morbidity.
- Trial name
- NCT01799343
- Testing
- Immersion into water
- Where
- Denmark
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Healthy
Effect of Garlic Extracts on Changes in Blood Flow Velocity in the Carotid Artery
The purpose of this study is to assess the safety and efficacy of Garlic extracts for improving of blood flow velocity in the carotid artery.
- Trial name
- NCT05349604
- Testing
- Garlic extracts
- Where
- South Korea
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Pusan National University Yangsan Hospital
Carotid Endarterectomy
Blood Flow Evaluation After Carotid Surgical Treatment
Approximately 20% of strokes originate from the rupture of an atherosclerotic plaque in the carotid artery. Surgical revascularization, i.e.
- Trial name
- BEAT (NCT06827509)
- Testing
- Ultrasound-based flow imaging
- Volunteers
- 40 people
- Sponsor
- Rijnstate Hospital
Shock, Circulatory Failure
Echocardiographic Prediction of Fluid Responsiveness After a Mini-fluid Challenge in Non-ventilated Patients With Shock
The main objective of this study is to show that the variation of the subaortic velocity time integral after a mini test by filling 100 cc of normal saline over 1 minute (ΔITV100) is predictive of response to filling (defined as…
- Trial name
- IVT NonVent (NCT01590511)
- Where
- France
- Volunteers
- 71 people
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Gingival Recession, Palate; Wound
Ultrasonographic Assessment of Palatal Wound Healing
Palatal-tissue harvesting is a routinely performed procedure in periodontal plastic surgery. Subepithelial connective tissue graft (sCTG) is considered the gold standard in root coverage.
- Trial name
- NCT06118177
- Testing
- connective tissue harvesting, ultrasonography, autolog platelet rich fibrin application
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Pamukkale University
Stroke, High Intensity Interval Exercise
Blood Flow Response and Acute INterval Exercise
The objective of this project is to study the cerebrovascular response to a single bout of high intensity interval exercise (HIIT) in 25 individuals with chronic stroke compared to 25 age- and sex- matched healthy controls (CON).
- Trial name
- BRAIN (NCT04673994)
- Testing
- Single, acute bout of high intensity interval exercise
- Where
- United States
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- University of Kansas Medical Center
Diabetic Peripheral Neuropathy (DPN)
Ultrasound Assessment of Sciatic Nerve and Inferior Gluteal Artery in Diabetic Peripheral Neuropathy(DPN): Association With a Target Gene
Diabetic peripheral neuropathy (DPN) is a common and serious complication of diabetes that causes numbness, pain, and weakness, often starting in the feet.
- Trial name
- NCT07595887
- Testing
- No intervention (observational study)
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Second Hospital of Shanxi Medical University
Lymphedema, Breast Cancer
The Effect of Resistive Exercise on Forearm Blood Flow and Tissue Oxygenation Among Breast Cancer Survivors With or at Risk for Breast Cancer-related Lymphoedema (BCRL)
The purpose of the study is to evaluate the effect of resistive exercise on forearm blood flow and tissue oxygenation among breast cancer survivors with or at risk for breast cancer-related lymphoedema (BCRL).
- Trial name
- NCT02527889
- Testing
- Exercise training
- Where
- Hong Kong
- Volunteers
- 40 people
- Sponsor
- The Hong Kong Polytechnic University
Hypertension
Endothelin Receptor Function and Acute Stress
Our bodies respond differently to stress. Animal studies by the investigators have found that endothelin-1 plays a role in regulating blood pressure in response to stress.
- Trial name
- End-Stress (NCT02116335)
- Testing
- Bosentan
- Where
- United States
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Augusta University
Temperature, Blood Flow Velocity
Effect of Cryotherapy Modalities on Skin Temperature, Radial Artery Size and Flow Where Arterial Puncture Are Performed
Low-intervention clinical trial. The thermal and hemodynamic effects of different cryotherapy devices are evaluated. This study is included in the doctoral thesis of the principal investigator.
- Conditions
- Temperature, Blood Flow Velocity, Radial Artery Size
- Trial name
- ECCRIOGAS (NCT05915234)
- Testing
- Crushed ice, Frozen peas, Room temperature gel
- Where
- Spain
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Julio Alberto Mateos Arroyo
Magnetic Resonance Imaging
Evaluation of 4D Magnetic Resonance Flow Sequence at Hepatic Level
The objective of the project is to establish the 3D velocity mapping of the hepatic vasculature and its consistency
- Trial name
- HEPAFLUX (NCT02821078)
- Testing
- 4D flow imaging sequence
- Where
- France
- Volunteers
- 44 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
At Risk for AD-dementia, With Subjective Cognitive Decline, At Risk for Cognitive Decline
High-Velocity Resistance Training for Brain Blood Flow and Cognitive Function in Older Adults
The goal of this clinical trial is to learn whether a 12-week high-velocity resistance training program can improve brain blood flow and thinking skills in adults ages 60 to 79 who are at higher risk for Alzheimer's disease and…
- Trial name
- NCT07444554
- Testing
- High-Velocity Resistance Training
- Volunteers
- 60 people
- Sponsor
- University of Illinois Chicago
Type 2 Diabetes
The Effect of Vitamin D Supplementation on Glucose Metabolism in Non-Diabetic African American Adults
Type 2 diabetes is more common among African Americans than Caucasians. African Americans are also at a higher risk for lower levels of vitamin D compared to other ethnic groups.
- Trial name
- AVIS (NCT01141192)
- Testing
- vitamin D3, cholecalciferol, Inactive comparator
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Augusta University
Iliac Artery Occlusive Disease, Blood Flow Velocity
External Iliac Artery Endofibrosis in Cycling
A data request will be made regarding the tests conducted by the subject related to their performance, as well as the results of the medical diagnostic tests performed.
- Conditions
- Iliac Artery Occlusive Disease, Blood Flow Velocity, Performance, Cycling
- Trial name
- NCT07194330
- Where
- Spain
- Volunteers
- 1 people
- Sponsor
- Jesus Torres