Clinical trials: Venous Hemodynamics
Cerebral Venous Thrombosis
Evaluation of Cerebral Oxygenation and Hemodynamics in Patients With Cerebral Venous Thrombosis
Cerebral hypoperfusion and hypoxia are the major determinants of neurological outcomes following acute brain injury as proved in Traumatic Brain Injury/Sub Arachnoid Haemhorrhage literature.
- Trial name
- NCT03033966
- Testing
- NIRS based Cerebral Oximetry
- Where
- India
- Volunteers
- 17 people
- Sponsor
- Dhritiman Chakrabarti
Sepsis, Disease Progression
Venous Lactate in Progression to Overt Septic Shock and Mortality in Non-elderly Sepsis Patients in Emergency Department
To investigate the role of initial venous lactate in predicting the severity progression to overt septic shock and 30-day mortality in non-elderly patients without hemodynamic shock who suspected to have acute infections.
- Conditions
- Sepsis, Disease Progression, Septic Shock, Fatal Outcome
- Trial name
- NCT01947127
- Where
- Thailand
- Volunteers
- 458 people
- Sponsor
- Chulalongkorn University
Intermittent Pneumatic Compression
Effect of Neuromuscular Calf Stimulation and Intermittent Pneumatic Compression on Lower Limb Venous Hemodynamics
What is known? Disorders of peripheral circulation result in vascular morbidity and mortality Augmentation of peripheral circulation has been shown to be of benefit in both venous and arterial disease The benefit of intermittent…
- Trial name
- NCT01939288
- Testing
- Neuromuscular stimulation, followed by intermittent pneumatic compression, Intermittent pneumatic compression, followed by neuromuscular stimulation
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Portal Hypertension, Liver Diseases
Hemodynamic Alterations in Liver Cirrhosis Validated by Non-invasive MR Compared to Invasive Assessment
Liver cirrhosis is a chronic disease characterized by a progressive accumulation of fibrosis, loss of liver function and portal hypertension leading to several hemodynamic changes.The exact pathophysiological mechanisms causing…
- Conditions
- Portal Hypertension, Liver Diseases, Liver Cirrhoses, Cirrhosis
- Trial name
- NCT03443934
- Where
- Denmark
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
No Condition, Healthy Individuals, No Conditions, Aged 20-64
Evaluating the Hemodynamic Performance of the VenAir Sequential Compression System
The goal of this clinical trial is to learn an Intermittent Pneumatic Compression Device (IPCD), VenAir, effectiveness in healthy adults. The main questions this research aims to answer are: 1.
- Trial name
- NCT07287007
- Testing
- VenAir, SCD700
- Where
- Taiwan
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Wellell Inc. Taiwan
Perfusion Pressures, Central Venous Pressure
Sternal Wall Pressure in the Cath Lab
This protocol is a prospective interventional pilot study at the Children's Hospital of Philadelphia to determine whether or not two increments of sternal pressure known to occur during "leaning" in CPR affects hemodynamic…
- Conditions
- Perfusion Pressures, Central Venous Pressure, Cardiac Output, CPR
- Trial name
- NCT01117883
- Testing
- Application of two different sternal weights
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Children's Hospital of Philadelphia
Trauma (Including Fractures), Trauma Patients
Renal and Hepatic Abnormal Doppler Patterns in Trauma
The goal of this observational study is to learn about renal and hepatic blood flow abnormalities detected by bedside ultrasound in adult patients admitted to the intensive care unit (ICU) following major trauma.
- Conditions
- Trauma (Including Fractures), Trauma Patients, Kidney Disease, Hypovolemia
- Trial name
- RECREANT (NCT07492511)
- Testing
- Point of care ultrasound
- Where
- Italy
- Volunteers
- 350 people
- Sponsor
- Azienda Usl di Bologna
Steal Syndrome, Chronic Kidney Diseases
Hemodynamic Assessment of Distal Revascularization Interval Ligation
Our study seeks to define the effect of each component of the distal revascularization interval ligation (DRIL) procedure on the in vivo distal blood pressure of patients with ischemic steal, and to determine whether the interval…
- Conditions
- Steal Syndrome, Chronic Kidney Diseases, Arterio-Venous Fistula
- Trial name
- DRIL (NCT03054623)
- Testing
- DRIL procedure
- Where
- 2 sites in United States
- Volunteers
- 4 people
- Sponsor
- University of South Florida
Hemodynamic Instability
Subclavian Versus Inferior Vena Cava Collapsibility Indices.
Traditional methods for intravascular volume status assessment include physical examination, raised leg test, central venous pressure (CVP) and pulmonary artery catheters occlusion pressure (PAWP).
- Trial name
- NCT03337386
- Testing
- inferior vena cava collapsibility, subclavian vein collapsibility, central venous pressure
- Where
- Egypt
- Volunteers
- 64 people
- Sponsor
- Mansoura University
Rotator Cuff Tear Arthropathy
Vasopressin to Prevent Hypotension During Beach Chair Surgery
Patients undergoing surgery in beach chair position (BCP) are at risk for cerebral ischaemia. The impacts of arginine vasopressin (AVP) on haemodynamics and cerebral oxygenation are evaluated during surgery in BCP.
- Trial name
- NCT01687894
- Testing
- Vasopressins, propofol, sevoflurane
- Where
- South Korea
- Volunteers
- 74 people
- Sponsor
- Chonnam National University Hospital
End- Stage Renal Disease Patients
The Hemodynamic Effects During Sustained Low-efficiency Dialysis Versus Continuous Veno-venous Hemofiltration for Patients With Intracranial Hypertension in a Cross Over Study
Hemodynamic instability occurs frequently during dialysis treatment and still remains as significant cause of patient mobility and mortality.
- Trial name
- NSARF (NCT01781585)
- Testing
- hemodialysis
- Where
- Taiwan
- Sponsor
- National Taiwan University Hospital
Spinal Anesthesia-Induced Hypotension, Preeclampsia
Investigation of the Role of Internal Jugular Vein Collapsibility Index in Predicting Spinal Anesthesia-Induced Hypotension in Preeclamptic Parturients
This prospective, single-center observational study aims to evaluate the predictive value of the internal jugular vein collapsibility index (IJVCI) for spinal anesthesia-associated hypotension in preeclamptic parturients…
- Conditions
- Spinal Anesthesia-Induced Hypotension, Preeclampsia, Cesarean Section
- Trial name
- NCT07496788
- Testing
- Internal Jugular Vein Collapsibility Index Measurement
- Where
- Turkey (Türkiye)
- Volunteers
- 96 people
- Sponsor
- Ankara City Hospital Bilkent
Pediatric Congestive Heart Failure, Congestive Heart Failure
A Clinical Study Used to Estimate Central Venous Pressure Non-invasively Using Occlusion Pressure
The purpose of this study is to collect different measurements using a method called peripheral venous pressure (PVP). PVP checks the pressure in the veins in the arms or legs.
- Trial name
- CV-PRO (NCT07583680)
- Volunteers
- 30 people
- Sponsor
- Le Bonheur Children's Hospital
End-stage Renal Disease, Hemodialysis Access Failure
Arteriovenous Fistula Maturation Evaluation Study. FAME Study
Study of the features of hemodynamic and clinical maturation of the native arteriovenous fistula for hemodialysis.
- Conditions
- End-stage Renal Disease, Hemodialysis Access Failure, Vascular Access Maturation, Native Arteriovenous Fistula
- Trial name
- NCT04736875
- Testing
- Doppler ultrasound study
- Where
- Greece
- Volunteers
- 86 people
- Sponsor
- Medifil AE
Healthy, Liver Disease
Magnetic Resonance Imaging of Blood Flow in the Liver and Abdomen
This study will use magnetic resonance imaging (MRI) to examine blood flow patterns in the arteries and veins of the liver and abdomen.
- Trial name
- NCT00001719
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Hemodynamic
A Correlation Study of Internal Jugular Vein Variability Under Deep Inhalation and Propofol-induced Hypotension
The correlation between internal jugular vein variability during deep inhalation and the decrease in blood pressure during propofol induction.
- Trial name
- NCT06112769
- Where
- China
- Volunteers
- 64 people
- Sponsor
- Affiliated Hospital of Jiaxing University
Systolic Chronic Heart Failure, Congestion, Venous
Ultrasound-assessed Internal Jugular Vein Distensibility in Advanced Chronic Heart Failure (US-IJVD in CHF)
Prospective validation of the ultrasound-assessed internal jugular vein distensibility (JVD) ratio to identify patients with systolic chronic heart failure and right atrial pressure (RAP) of 7 or less mmHg measured by the right…
- Conditions
- Systolic Chronic Heart Failure, Congestion, Venous, Advanced Heart Failure
- Trial name
- US-IJVD-CHF (NCT03874312)
- Testing
- Linear ultrasound (US) assessment of the internal jugular vein
- Where
- Italy
- Volunteers
- 200 people
- Sponsor
- Niguarda Hospital
Coronary Microvascular Disease, Cardiac Pacemaker Syndrome
The Effects of Trans Venous Cardiac Pacing on Coronary Microvascular Function and Hemodynamics
The study will examine role of transvenous pacing on coronary microcirculation.
- Trial name
- NCT03917251
- Testing
- Coronary flow and pressure measurement in patients with ventricular pacing
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Nebraska
Portal Hypertension, Cirrhosis
MRI to Assess the Effect of Non-selective Beta-blocker in Patients With Cirrhosis
Background: Standardization and new therapeutic treatments of variceal bleeding has significantly reduced the mortality the last 25 years, but there is still a high 6-week mortality around 15-20% and 1-year mortality of about…
- Conditions
- Portal Hypertension, Cirrhosis, Esophageal Varices, Gastric Varices Bleeding
- Trial name
- NCT03438916
- Where
- Denmark
- Volunteers
- 40 people
- Sponsor
- Hvidovre University Hospital
Hemodynamic Variation During Surgery
Mean Systemic Pressure Measurement During Prone Position Surgery
Venous return is driven by the pressure gradient between mean systemic pressure and right atrial pressure. However, mean systemic pressure is more a physiological concept than an available clinical measurement.
- Trial name
- NCT01957605
- Where
- France
- Volunteers
- 40 people
- Sponsor
- University Hospital, Strasbourg, France