Clinical trials: Venous Hemodynamics
Sepsis, Sepsis and Septic Shock
Hemodynamic Venous Congestion Ultrasound (VExUS) by ICU Nurses in Sepsis Patients.
Sepsis is a serious condition where the body's immune response to infection overreacts, leading to organ damage and death. Venous congestion, a buildup of blood in the veins, can occur in sepsis and contribute to organ injury.
- Conditions
- Sepsis, Sepsis and Septic Shock, Sepsis at Intensive Care Unit, Intensive Care Nurses
- Trial name
- VEXIVAN (NCT07406750)
- Testing
- Education in performing hemodynamic diagnostic ultrasound of venous congestion, Hemodynamic diagnostic ultrasound of venous congestion
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Region Örebro County
Abdominal Tumor, Abdominal Infection
Evaluation of Pcv-aCO2 in the Fluid Treatment of Abdominal Tumor Patients After Surgery
This research will confirm that Pcv-aCO2 is suitable for the guidance of early fluid therapy and the evaluation of the prognosis of patients with abnormal hemodynamics after abdominal tumor surgery, and is expected to be a new…
- Trial name
- NCT02977429
- Testing
- standardized fluid therapy, conventional fluid therapy
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Tianjin Medical University Cancer Institute and Hospital
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
Venous Hemodynamics
Effects of Positive End-Expiratory Pressure (PEEP) and Prone Positioning in Healthy Volunteers on Venous Hemodynamics Including the Venous Excess Ultrasound (VExUS) Score
The hemodynamic effects of proning and PEEP may vary depending on pre- existing cardiac function, lung mechanics, and volume status, and the available evidence remains conflicting.
- Trial name
- VeNIVPro (NCT07273617)
- Testing
- application of PEEP: starting PEEP = 15 mbar, application of PEEP: starting PEEP = 0 mbar
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
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
Venous Stasis, Deep Vein Thrombosis
Blood Flow Stimulation in the Lower Limbs by Application of Different External Devices
In this study, four different devices which stimulate the blood in the lower extremities are used in ten healthy persons while measuring the blood flow with ultrasound.
- Trial name
- NCT03420625
- Testing
- Foot IPC, Rapid calf IPC, Slow calf IPC
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Karolinska University 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
Venous Insufficiency, Foot Drop (Acquired)
The Effect of Training on Hemodynamic Factors in Ballet Dancer
Classic ballet dance is a demonstration of complex motor skills to be revealed in aesthetic combinations and repetitively, and it demands intensive use of the lower extremities within extreme of range of motion (ROM).
- Trial name
- NCT04469361
- Testing
- Navicular drop measurement, Measurement of venous return parameters in supine, Measurement of venous return parameters in standing
- Where
- Turkey (Türkiye)
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Marmara University
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
Central Venous Pressure, Hepatectomy
Preoperative Sildenafil Administration for Hepatectomy
Hepatectomy is an important treatment for liver diseases, and bleeding is one of the most common complications during dissection of the liver parenchyma.
- Conditions
- Central Venous Pressure, Hepatectomy, Hemodynamics Instability, Sildenafil
- Trial name
- NCT06237751
- Testing
- Sildenafil 100 MG
- Where
- China
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- First People's Hospital of Chenzhou
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)
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
Pulsatile Tinnitus
The Recurrence Mechanism of Venous Tinnitus After Boney Wall Reconstruction Based on Multimodal Imaging and Multiphysics Coupling
Venous tinnitus (VT) is seriously affecting the quality of life of five million patients in China. Bony wall reconstruction is the main treatment method, but the postoperative recurrence rate exceeds 30%, and the specific…
- Trial name
- NCT05856175
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Beijing Friendship Hospital
Cesarean Section Complications, Regional Anesthesia Morbidity
Novel Predictors of Post Spinal Hypotension in Cesarean Sections: Evaluating Jugular Vein Collapsibility Index and Shock Indices
Jugular vein collapsibility index and shock indices (Shock index, Modified Shock Index, Diastolic Shock Index) may be useful in estimating post spinal hypotension in cesarean section operations.
- Conditions
- Cesarean Section Complications, Regional Anesthesia Morbidity, Hemodynamic Instability, Shock
- Trial name
- NCT05953129
- Testing
- Right Jugular Vein Collapsibility Index
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Gaziosmanpasa Research and Education Hospital
Intraoperative Hypotension, Jugular Veins
Internal Jugular Vein Ultrasound and Acute Kidney Injury After Abdominal Surgery
This observational study aims to learn whether changes in the internal jugular vein during anesthesia induction can help predict low blood pressure and kidney injury after surgery. The main questions it aims to answer are: 1.
- Conditions
- Intraoperative Hypotension, Jugular Veins, Hypotension on Induction, General Anesthesia With Propofol
- Trial name
- PRO-JUGULAR (NCT07638306)
- Testing
- Internal Jugular Vein Ultrasound Assesment
- Where
- Romania
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Tîrgu Mureș Emergency Clinical County Hospital, Romania
Fluid Responsiveness, Hemodynamic Monitoring
Internal Jugular Venous Distensibility Index and Innominate Venous Flow Patterns As Predictors of Fluid Responsiveness
The measurement of internal jugular vein distensibility index corresponds to the measurement of stroke volume using trans-thoracic Doppler echocardiography in assessing the response to fluid administration in elective surgical…
- Trial name
- NCT05930600
- Testing
- Ultrasonography of Internal Jugular Vein, Doppler Echocardiograhy
- Where
- Indonesia
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Universitas Indonesia
Liver Cirrhosis, Portal Hypertension
Effect of Handgrip Strength on Portal Vein Hemodynamics in Patients With Liver Cirrhosis
1. Background Handgrip strength , a core indicator of muscle function, has been confirmed to be significantly associated with the clinical prognosis of patients with liver cirrhosis.
- Trial name
- NCT07116096
- Testing
- Jamar Hand Dynamometer, Hand Dynamometer
- Where
- 2 sites in China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Shanxi Provincial People's Hospital
Obesity, Peripheral Arterial Disease
Lower Extremity Venous Hemodynamics in Obese Patients Without Clinically Significant Venous Disease
This research project is investigating the relationship between body weight and function of the leg veins using a special non-invasive technique known as venous plethysmography.
- Trial name
- NCT00554541
- Testing
- Ankle Brachial Index Venous physiologic study
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic