Clinical trials: Blood Circulation
Chronic Fatigue Syndrome
Use of Sildenafil (Viagra) to Alter Fatigue, Functional Status and Impaired Cerebral Blood Flow in Patients With CFS
Use of Viagra to Alter Symptoms in Patients with Chronic Fatigue Syndrome (CFS)
- Trial name
- NCT00598585
- Testing
- Sildenafil (Viagra)
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Charles Drew University of Medicine and Science
Dental Pulp Test
Diagnostic Device for the Assessment of Pulpal Blood Flow
The purpose of this study is to assess tooth health by using a pulse oximeter which measures the blood flow within the tooth. This method is not currently being used in dentistry.
- Trial name
- NCT03578549
- Testing
- Pulse Oximetry
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Blood Transfusion Complications
Point-of-Care RBC Washing to Prevent Transfusion-Related Pulmonary Complications
This study is designed to determine if point-of-care washing of allogeneic Leukocyte-Reduced Red Blood Cells reduces pulmonary complications when compared to standard-of-care Leukocyte-Reduced Red Blood Cells in a cardiac…
- Trial name
- NCT02094118
- Testing
- Point-of-care washed red blood cell transfusion., Standard of care red blood cell transfusion.
- Where
- 2 sites in United States
- Volunteers
- 171 people
- Sponsor
- Mayo Clinic
Pulmonary Hypertension, Familial Persistent, of the Newborn
A Study To Evaluate Safety And Efficacy Of IV Sildenafil In The Treatment Of Neonates With Persistent Pulmonary Hypertension Of The Newborn
This study will evaluate whether IV sildenafil can reduce the time on inhaled nitric oxide treatment and reduce the failure rate of available treatments for persistent pulmonary hypertension of the newborn.
- Trial name
- NCT01720524
- Testing
- iv sildenafil
- Where
- 42 sites in United States, Belgium and 10 more
- Volunteers
- 59 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Bacteremia, Fungemia
Rapid Identification and Susceptibility Testing of Pathogens From Blood Cultures
Would rapid identification of bacteria and rapid detection of methicillin-resistant S. aureus (MRSA) and vancomycin-resistant enterococci (VRE) (using an FDA-cleared assay) in positive blood culture bottles improve patient care…
- Conditions
- Bacteremia, Fungemia, Bloodstream Infection
- Trial name
- NCT01898208
- Testing
- FilmArray testing, Antimicrobial Stewardship, Bacterial culture
- Where
- United States
- Volunteers
- 743 people
- Sponsor
- Mayo Clinic
Coronary Artery Disease
HeartFlowNXT - HeartFlow Analysis of Coronary Blood Flow Using Coronary CT Angiography
To determine the diagnostic performance of FFRCT by coronary computed tomographic angiography (cCTA), as compared to cCTA alone, for non-invasive determination of the presence of a hemodynamically significant coronary lesion…
- Trial name
- HFNXT (NCT01757678)
- Testing
- ICA (Invasive Coronary Angiography), FFR (Fractional Flow Reserve), cCTA (coronary computed tomography angiography)
- Where
- Denmark
- Volunteers
- 276 people
- Sponsor
- HeartFlow, Inc.
Defective; Circulation
Study of Low Level Laser Light Therapy to Improve Blood Circulation in People With Chronic Heel Pain
The purpose of this study is to determine whether low level laser light therapy is effective in increasing local blood circulation in people with chronic heel pain arising from plantar fasciitis.
- Trial name
- NCT01882725
- Testing
- Erchonia HP Scanner (HPS)
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Erchonia Corporation
Bone Blood Flow Regulation
Exploration of Blood Flow Regulation to Bone in Humans
Without blood flow, bone cannot maintain its integrity. Bone blood flow responds to various local and systemic factors, however, bone perfusion in humans remains relatively unstudied.
- Trial name
- NCT04083794
- Testing
- Laboratory based assessments
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Spaulding Rehabilitation Hospital
Asthma
Acute Effect of Mometasone on Beta-adrenergic Airway and Airway Vascular Relaxation in Severe Asthma
Glucocorticosteroids inhibit the disposal of organic cations by blocking organic cation transporters expressed by non-neuronal cells, thereby interfering with the inactivation of the organic cations by intracellular enzymes.
- Trial name
- NCT01210170
- Testing
- mometasone 400 mcg, mometasone 200 mcg
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of Miami
Ischemia
Efficacy of Ambrisentan in Limited Scleroderma Patients in Improving Blood Flow to Hands or Feet
The purpose of this study is to investigate the effectiveness of a drug called ambrisentan, approved by the FDA for use in pulmonary hypertension (a condition where there is increased pressure in the right side of the heart) in…
- Trial name
- ambrisentan (NCT01072669)
- Testing
- ambrisentan
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Soumya Chatterjee
Anterior Cruciate Ligament Tear
Moderated Blood Flow Restriction After Anterior Cruciate Ligament Reconstruction
The aim of this study is to determine if there is a difference in post operative rehabilitation after anterior cruciate ligament (ACL) reconstruction surgery while using moderated blood flow therapy vs. standard physical therapy.
- Trial name
- Delfi (NCT02911909)
- Testing
- Delfi, Standard rehabilitation
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- University of Missouri-Columbia
Sexual Dysfunction, Stress Incontinence
A Study to Measure the Degree and Effectiveness of the Various vSculpt Operating Modes
A pilot study to determine the degree and effectiveness of the various modes of vSculpt, an over-the-counter "OTC" medical device, on enhanced genital blood flow and improvement in quality of life in menopausal women who suffer…
- Trial name
- NCT02856490
- Testing
- vSculpt, InTone
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Joylux, Inc.
COPD
Effect of Roflumilast on Airway Blood Flow as an Expression of Airway Inflammation in COPD
The objectives of the proposed study are to determine 1) the effect of a single dose of Roflumilast on airway blood flow (Qaw) (study period 1) and 2) the effect of long-term Roflumilast treatment on airway blood flow reactivity…
- Trial name
- NCT02097992
- Testing
- Roflumilast
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- University of Miami
Congenital Heart Disease
The Effect of Remote Ischemic Preconditioning Applied in Children the Day Before Open Heart Surgery
The study research is to analyse brief episodes of limb ischemia applied to children the day before open heart surgery as protection from myocardial injury induced by extracorporeal circulation.
- Trial name
- NCT00868101
- Testing
- Remote ischemic preconditioning
- Where
- Brazil
- Volunteers
- 22 people
- Sponsor
- University of Sao Paulo
Leukemia, Lymphoma
Preemptive Ethanol Lock Therapy in Pediatric Bloodstream Infection
The study team will compare hospital length of stay (LOS) and attributable length of stay (ALOS, the LOS attributable to CRI), in a randomized, un-blinded prospective trial utilizing short-dwell ethanol-lock therapy (ELT) (4…
- Conditions
- Leukemia, Lymphoma, Blood Disorders, Solid Tumors
- Trial name
- NCT02095951
- Testing
- Ethanol lock therapy (ELT)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Children's Hospital of Michigan
Deep Vein Thrombosis of Lower Limb, Pulmonary Embolism (PE)
Deep Vein Thrombosis (DVT) Prevention in Total Hip Arthroplasty: Continuous Enhanced Circulation Therapy (CECT) Versus Low Molecular Weight Heparin (LMWH)
Evaluation of the safety and effectiveness of ActiveCare+ CECT device +/- baby dose aspirin (81 mg QD) for lowering the potential risk for bleeding and of DVT during and after THA surgery in comparison with LMWH.
- Conditions
- Deep Vein Thrombosis of Lower Limb, Pulmonary Embolism (PE), Bleeding
- Trial name
- SAFE (NCT00358735)
- Testing
- ActiveCare CECT device, Enoxaparin
- Where
- 9 sites in United States
- Volunteers
- 411 people
- Sponsor
- Medical Compression Systems
Glaucoma
Circadian Ocular Perfusion Pressure and Ocular Blood Flow
The purpose of this study was to compare the short term effects of two intraocular pressure (IOP) lowering medications on ocular perfusion pressure (OPP), ocular blood flow, intraocular pressure, and blood pressure in patients…
- Trial name
- NCT00800540
- Testing
- Brinzolamide 10 mg/ml/Timolol 5 mg/ml eye drops suspension, Brimonidine 20 mg/ml/Timolol 5 mg/ml eye drops solution
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Alcon Research
Cystic Fibrosis
Blood Flow and Vascular Function in Cystic Fibrosis
Cystic fibrosis (CF) has many health consequences. A reduction in the ability to perform exercise in patients with CF is related to greater death rates, steeper decline in lung function, and more frequent lung infections.
- Trial name
- CF-FLOW (NCT02057458)
- Testing
- Sildenafil (Acute-1 hour), Sildenafil (Subchronic-4 weeks)
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Augusta University
Obesity, Heart Failure
Sex and Obesity: Effects on Heart Failure Study
Sex has a major impact on myocardial metabolism and blood flow. In those without heart failure men's hearts tend to use proportionally more glucose and women's hearts use more fat and have higher blood flow.
- Trial name
- NCT00776035
- Testing
- PET (Positron Emission Tomography), Echocardiogram, ^15O-water
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Washington University School of Medicine
Benign Prostatic Hyperplasia
A Study in Benign Prostatic Hyperplasia
The purpose of this trial is to evaluate the effect of tadalafil 5 milligrams (mg) daily for 8 weeks compared to placebo on prostatic blood perfusion in men with signs and symptoms of Benign Prostatic Hyperplasia (BPH), measured…
- Trial name
- NCT01152190
- Testing
- Tadalafil
- Where
- 5 sites in United States, Austria and 1 more
- Volunteers
- 97 people
- Sponsor
- Eli Lilly and Company