Clinical trials: Venous Blood
Deep Vein Thrombosis, Pulmonary Embolism
Venous Blood Flow Velocity: Electrical Foot Stimulation Compared to Intermittent Pneumatic Compression of the Foot
Electrical stimulation of the foot can increase blood flow out of the leg. This increased blood flow can prevent blood clots from forming in the leg veins.
- Trial name
- NCT00114608
- Testing
- The Focus™ Neuromuscular Stimulation System
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University at Buffalo
Hematological Diseases, Healthy Volunteers
Capillary and Venous Blood Count Parameters
The purpose of this study is to compare capillary blood count parameters with the corresponding venous samples to verify the hypothesis that capillary and venous blood count parameters are equivalent.
- Trial name
- NCT00390988
- Testing
- blood sampling
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- University of Magdeburg
Healthy
Effects of Miconazole on Blood Flow
This study will investigate the effect of the drug miconazole on blood vessel dilation. Miconazole stops production of EDHF, a substance that causes arteries to dilate. EDHF is produced by the cells that line blood vessels.
- Trial name
- NCT00004575
- Testing
- Miconazole, L-NMMA, Bradykinin
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Venous Thrombosis
A Comparison of Neuromuscular Electrical Stimulation and Intermittent Pneumatic Compression in Terms of Lower Limb Blood Flow
Deep Vein Thrombosis (DVT) is a life threatening condition and a serious concern among hospitalized patients, with death occurring in approximately 6% of cases.
- Trial name
- NCT01886612
- Testing
- Duo-STIM neuromuscular electrical stimulator, AV Impulse System Model 6000
- Where
- Ireland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National University of Ireland, Galway, Ireland
Venous Insufficiency
Obtaining and Storing Blood Samples and Debridement Samples for Wound Related Research
The intent of this protocol is to obtain blood samples from subjects with or without a wound, so the blood can be used in wound-related scientific studies.
- Trial name
- NCT00762697
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Southwest Regional Wound Care Center
Central Retinal Vein Occlusion
Retinal Blood Flow in Response to an Intravitreal Injection of Ranibizumab for Central Retinal Vein Occlusion (CRVO)
Ranibizumab (Lucentis, Genentech) is an off-label drug used for the clinical treatment of central retinal vein occlusion, which is one of the most common retinal vascular disorders.
- Trial name
- NCT01303276
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Blood Pressure
The Venous Distension Reflex and Orthostatic Hypertension
This research is being done to find out whether distension of veins in legs will cause a rise in blood pressure (orthostatic hypertension).
- Trial name
- OH (NCT03496792)
- Testing
- Tilt + external pressure, Tilt + no external pressure., Limb occlusion + negative pressure
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
Intraosseous Access, Infusion Rates
Infusion Flow Rates and Blood Sampling
To evaluate infusion flow rates attainable when using the proximal humerus and proximal tibia IO vascular access sites. To evaluate the intraosseous infusion physiology when using the proximal humerus and proximal tibia IO…
- Conditions
- Intraosseous Access, Infusion Rates, Intraosseous Blood, Venous Blood
- Trial name
- NCT02021617
- Testing
- Intraosseous access
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Vidacare Corporation
Pain Detection, Pain Intervention
Pain Detection and Interception in Neonates
Hypothesis: 1. May the introduction of NIDCAP during blood sample reduced pain in neonates during blood sample 2. Compare the effect of venous and capillary blood sample method
- Trial name
- NCT00447824
- Testing
- Introduction of better conditions during blood sampling
- Where
- Norway
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Sorlandet Hospital HF
Pain and Emotional Responses in Children During Venous Blood Sampling
Pinwheel and Bubble Blowing for Pain and Emotional Responses in Children
Venous blood sampling is one of the most frequently performed invasive procedures in children during diagnostic and treatment processes and may lead to pain, fear, and negative emotional responses.
- Trial name
- NCT07443735
- Testing
- Bubble Blowing Group, Pinwheel Group
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Trakya University
High Blood Pressure
Microcirculation and Inflammatory Markers in Patients With Resistant, Stages 1/2 Hypertension and Normal Blood Pressure
Nailfold videocapillaroscopy (NVC), Venous occlusion Plethysmography (VOP) and inflammatory biomarkers have been used to study endothelial function in patients with resistant hypertension, stages 1 and 2 hypertension and…
- Trial name
- MICRORAH (NCT02759276)
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Daniel Alexandre Bottino
Branch Retinal Artery Occlusion, Central Retinal Artery Occlusion
Retinal Oxygen Saturation, Blood Flow, Vascular Function and High Resolution Morphometric Imaging in the Living Human Eye
Canadians fear loss of vision more than any other disability. Vision loss has an enormous impact on quality-of-life and is extremely costly from a societal and economic perspective.
- Conditions
- Branch Retinal Artery Occlusion, Central Retinal Artery Occlusion, Branch Retinal Vein Occlusion, Central Retinal Vein Occlusion
- Trial name
- NCT01348633
- Where
- Canada
- Volunteers
- 275 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Deep Vein Thrombosis
Feasibility Study of Exercise in Patients With Leg Blood Clots
The purpose of this pilot study is to assess the feasibility of determining the effects of a structured exercise program started two to four weeks after diagnosis of a first episode lower-extremity deep vein thrombosis (DVT) for…
- Trial name
- EXPERT (NCT00910364)
- Testing
- Exercise
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Deep Vein Thrombosis Leg
A Healthy Volunteer Study to Evaluate for a Single Dose of 4 Different Tablets of DPOC-4088 the Absorption and Elimination From the Body and the Potential Effect on Blood Clotting
This will be a study existing of 4 periods, to evaluate for a single dose of 4 different tablets of DPOC-4088 the absorption and elimination from the body and the potential effect on blood clotting.
- Trial name
- NCT01347203
- Testing
- DPOC-4088
- Where
- Belgium
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Diakron Pharmaceuticals
Healthy Adult Participants
Geko® T3 One vs Two Study
The primary objective of this study to assess the haemodynamic effects of unilateral and bilateral geko® T3 stimulation on lower-limb circulation, measured by femoral artery and vein blood flow.
- Trial name
- NCT07849257
- Testing
- NMES
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Kieron.Day
Venous Thrombosis, Venous Insufficiency
Evaluating the Relationship Between Blood Clotting Disorders, Inflammation, and Obesity in Individuals With Venous Disorders and Post-Thrombotic Syndrome
Venous thrombosis is the development of a blood clot in a vein. Post-thrombotic syndrome (PTS) is a painful condition that can develop following a venous thrombosis in one of the deep veins of the leg.
- Trial name
- NCT00395265
- Where
- United States
- Volunteers
- 2,211 people, healthy volunteers welcome
- Sponsor
- University of Vermont
Deep Vein Thrombosis
Geko™ Plaster Cast Study, Deep Vein Thrombosis (DVT) Prophylaxis
The primary objective of this study is to examine the flow characteristics of deep venous flow in the leg veins using Doppler ultrasound imaging and how this flow is modified by the application of a plaster and with a geko™…
- Trial name
- THRIVE-III (NCT01979328)
- Testing
- geko, Plaster cast
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University Hospital Southampton NHS Foundation Trust
Blood Sampling Procedure, Healthy
Clinical Validation of the Fluispotter System for Serial Sampling of Venous Dried Blood Spots
This is a prospective, single-centre, non-comparative, non-randomized, open label, clinical investigation of the clinical performance and safety of Fluispotter.
- Trial name
- NCT04594577
- Testing
- Fluispotter
- Where
- Denmark
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Fluisense ApS
Venous Stasis, Deep Venous Thrombosis
Effects of External Leg Compression Devices on Healing and Blood Clotting
This study aims to compare two different external calf compression devices applied in healthy individuals. These devices are commonly used in medical care in order to prevent the formation of blood clots, for example during…
- Conditions
- Venous Stasis, Deep Venous Thrombosis, Healing Wound
- Trial name
- NCT03050671
- Testing
- Intermittent Pneumatic Compression, Rapid, Intermittent Pneumatic Compression, Slow
- Where
- Sweden
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Karolinska University Hospital
Venous Thromboses, Venous Stasis
Evaluation of the OsciPulse Rapid Cycling Compression Device Effects on Venous Blood Flow
This study will evaluate the effects on venous blood flow of the investigational device, OsciPulse system, which is an external intermittent limb compression device.
- Trial name
- NCT05087108
- Testing
- OsciPulse system, Reference Therapy 1, Refence Therapy 2
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- OsciFlex LLC