Clinical trials: Venous System
Other Acute Illnesses Presenting to the Hospital, Heart Failure
Evaluation of Implementation of a National Point-of-Care Ultrasound Training Program
This VA QUERI Partnered Evaluation Initiative will evaluate the impact of an immersive Point-of-care Ultrasound (POCUS) Training Course on provider skill acquisition and retention; the frequency of POCUS use by trained providers…
- Conditions
- Other Acute Illnesses Presenting to the Hospital, Heart Failure, Pneumonia, Deep Venous Thrombosis
- Trial name
- NCT03296280
- Where
- United States
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Elevated Intracranial Pressure (ICP)
Optic Nerve Sheath Diameter (ONSD) With the Raised PCO2 and Internal Jugular Venous Occlusion
Monitoring the ICP is the most important aspect of the management of these patients. Recently, transorbital ultrasonography has gained popularity as a noninvasive bedside exam that has been shown to be useful in the diagnosis of…
- Trial name
- NCT02361658
- Testing
- Ultrasonographic of the optic nerve sheath diameter, RespirAct™, Neck collar
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Lashmi Venkatraghavan
Healthy
A Study to Compare Zavegepant Concentration Using Samples Collected From the Vein Versus Patient-Centric Microsampling
The purpose of this clinical trial is to learn about the pharmacokinetics and safety of a drug called zavegepant from samples collected using a patient-centric device called Tasso-Plus (for liquid blood sample collection) and…
- Trial name
- NCT05948085
- Testing
- Zavegepant 10 mg IN
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Pfizer
Pulsatile Tinnitus
Internal Jugular Vein Compression Collar for Novel Symptomatic Treatment of Venous Pulsatile Tinnitus
This study seeks to pilot an evaluation of whether an external jugular vein compression collar approved by the US Food and Drug Administration (FDA) for contact sports can provide symptomatic relief of venous pulsatile tinnitus.
- Trial name
- NCT05441540
- Testing
- Internal Jugular Vein Compression Collar
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Concussion, Mild
Sex and Age Ultrasound Response to Differential Jugular Vein Pressure
Clinical trials have suggested that this device is effective in mitigating changes in brain structure and function in athlete populations.
- Trial name
- NCT03017937
- Testing
- Q-collar
- Where
- United States
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Spinal Cord Injury, Autonomic Dysreflexia
Treatment of Post-SCI Hypotension
While treatment strategies for OH have been identified for use in persons with acute SCI, the field of SCI medicine lacks a gold standard for treatment thresholds and well-defined outcome parameters.
- Conditions
- Spinal Cord Injury, Autonomic Dysreflexia, Orthostatic Hypotension, Baroreceptor Integrity
- Trial name
- NCT02919917
- Testing
- Midodrine Hydrochloride
- Where
- 2 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- James J. Peters Veterans Affairs Medical Center
Age-Related Macular Degeneration, Geographic Atrophy
Evaluation of the Precision of the Microperimetry Function of the Spectral OCT/SLO
To conduct a precision study to assess the microperimetry function of the Spectral OCT/SLO. The study will assess variability across measurements taken by three different operator-device configuration across clinical sites…
- Conditions
- Age-Related Macular Degeneration, Geographic Atrophy, Diabetic Retinopathy, Macular Edema
- Trial name
- NCT01692938
- Where
- 3 sites in United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Optos, PLC
Bone Loss, Hypotensive
Blood Flow and Bone Density in Healthy Adult Women
This project will test the efficacy of using a non-invasive neuromuscular stimulation on the plantar surface of the feet to prevent and/ or reverse bone loss in a sample of healthy adult women.
- Conditions
- Bone Loss, Hypotensive, Lower Limb Fluid Pooling
- Trial name
- NCT00397462
- Testing
- calf muscle pump stimulation
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Binghamton University
Venous Thrombosis
Vasculaire Compression System Increases Flow Velocity in the Femoral Vein
The objective of this clinical study was to demonstrate the performance of the Vasculaire Compression System to increase femoral venous peak velocity (PFV) in healthy subjects.
- Trial name
- NCT01240330
- Testing
- Pneumatic Compression therapy
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Venous Health Systems, Inc.
Venous Thromboses, Venous Thromboembolism
The Risk of Venous Thromboembolism in Systemic Inflammatory Disorders: a United Kingdom (UK) Matched Cohort Study
Blood clots occurring in the legs and in the lungs are relatively common; they occur in around 3 in a 1000 people per year. They can cause disability and are also potentially life threatening.
- Conditions
- Venous Thromboses, Venous Thromboembolism, Deep Vein Thrombosis, Pulmonary Embolism
- Trial name
- NCT03835780
- Testing
- No intervention
- Where
- United Kingdom
- Volunteers
- 266,890 people, healthy volunteers welcome
- Sponsor
- Momentum Data
Glaucoma, Glaucoma Suspect
Philadelphia Telemedicine Glaucoma Detection and Follow-Up Study
The goal is to conduct a 5-year prospective, randomized controlled trial to test an innovative, community-based intervention using posterior and anterior fundus photography of the optic nerve and macula and intraocular eye…
- Conditions
- Glaucoma, Glaucoma Suspect, Diabetic Retinopathy, Ocular Hypertension
- Trial name
- NCT02390245
- Testing
- Free Eye Screenings, Enhanced Intervention, Usual Care
- Where
- United States
- Volunteers
- 906 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Myocardial Infarction, Stroke
Women's Health Initiative Strong and Healthy Study
The WHISH trial applies state-of-the science behavioral principles and currently available technologies to deliver a physical activity intervention without face-to-face contact to ~25,000 older U.S. women expected to consent.
- Conditions
- Myocardial Infarction, Stroke, Cardiovascular Mortality, Hip Fractures
- Trial name
- WHISH (NCT02425345)
- Testing
- Physical Activity
- Volunteers
- 49,331 people, healthy volunteers welcome
- Sponsor
- Fred Hutchinson Cancer Center