N/A N=27 Jugular Venous Flow Healthy Volunteers
Jugular Venous Blood Flow
Primary: Internal Jugular Venous (IJV) Cross Sectional Area — 1.2; 1.0; 1.8; 1.4 cm2
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
N/A N=12 Internal Jugular Vein Flow in the Sitting Position
Jugular Venous Flow
Primary: Internal Jugular Venous Flow — 0.04; 0.4; 0.04; 0.21 cm2
N/A N=155 Sex and Age Ultrasound Response to Differential Jugular Vein Pressure
Concussion, Mild
Primary: Neck Collar Size — 11.15; 11.11; 11.25; 11.21 inches
N/A N=46 Is There Any Correlation Between Respiratory Variation Ratios of Internal Jugular Vein and Inferior Vena Cava?
Critically Ill
Primary: Ultrasonography (USG) Measurements — 1.80; 1.97; 1.22; 1.61 centimeter
N/A N=35 Ultrasound-guided Peripheral IJ Study
IV Access
Primary: Number of Participants With Successful Cannulation of the Internal Jugular Vein — 34 Participants
N/A N=20 Internal Jugular Vein Compression Collar for Novel Symptomatic Treatment of Venous Pulsatile Tinnitus
Pulsatile Tinnitus
Primary: Change From Baseline in Pulsatile Tinnitus Symptom Intensity — 3 units on a scale — p=<0.0001
N/A N=60 Cerebral Blood Perfusion Changes After General Anesthesia for Craniotomy
Brain Neoplasms · Surgery · Hyperemia
Primary: Mean Blood Flow Velocity in Middle Cerebral Artery — 63.7; 61.8 cm/s — p=0.554
N/A N=58 Superior Vena Cava and Its Relationship to Central Venous Pressure Measurements in Liver Transplantation
Liver Failure
Primary: Central Venous Pressure (CVP) — 11.7 mmHg
N/A N=220 Comparison of Three Techniques for Ultrasound-guided Internal Jugular Cannulation
Ultrasound-guided Internal Jugular Cannulation · Central Venous Access Complications
Primary: Cannulation Success — 73; 71; 68 participants
N/A N=106 Ultrasound Guided Technique for Internal Jugular Central Venous Catheterization in Pediatric Cardiac Surgical Patients
Accidental Puncture of Artery During Catheter Insertion
Primary: Number of Attempts for Successful Central Venous Cannulation — 1.29 Attempts
N/A N=10 Assessment of Limb Perfusion During Junctional Tourniquet
Bleeding
Primary: Muscle Perfusion — 0.32; 0.10 IU/s
N/A N=97 Hepatic Vein Flow During Orthotopic Liver Transplantation as Predictive Factor for Postoperative Graft Function
Postoperative Graft Function
Primary: EAD — 1.23; 2.19; 0.87; 1.54 L/kg/min
N/A N=100 Optic Nerve Sheath Diameter (ONSD) With the Raised PCO2 and Internal Jugular Venous Occlusion
Elevated Intracranial Pressure (ICP)
Primary: Changes in ONSD in mm With Changes in ICP in Healthy Volunteers. — 4.2 mm
N/A N=38 Quantifying the Venous Congestion Curve of a Tissue Oximetry Device
Post-Op Complication · Skin Flap Necrosis
Primary: Transcutaneous Oximetry (StO2) of Vascular Occlusion Test at 0.5 Hours — 70.353 percentage of oxygen saturation
N/A N=33 Vasculaire Compression System Increases Flow Velocity in the Femoral Vein
Venous Thrombosis
Primary: Change in Femoral Venous Peak Flow Velocity Compared to Resting Baseline — 18.9 cm/s — p=<0.0001
N/A N=23 Bedside Resources to Gauge Intravascular Volume Status
Hypovolemia · Craniosynostoses
Primary: Utility of Compensatory Reserve Index (CRI) Which Ranges From 0-1 in Order to Predict Fluid Responders From Non-responders — 0.06; 0.05 units on a scale
Phase 1 N=5 Effect of C21 on Forearm Blood Flow
Study Vasodilatory Effects of C21
Primary: Percentage Change From Baseline in Forearm Blood Flow in Response to Increasing Intraarterial Doses of C21 — 27.8; 17.2; 37.0; 28.5 percentage of change from baseline
N/A N=12 Physiological Flow of Liquids in Head and Neck Cancer Patients: A Pilot Study
Deglutition Disorders · Oropharynx Cancer
Primary: Number of Participants With Unsafe Swallowing — 9; 4; 3 Participants
N/A N=116 JETi Lower Extremity Venous Thrombosis
Venous Thrombosis
Primary: The Primary Effective Endpoint: Percent of Treated Vessel(s) With ≥ 75% Venous Thrombus Reduction in Modified Marder Score (From Pre-JETi to Final) — 84.5 percentage of…
N/A N=94 A Prospective Study Evaluating the Use of Intraoperative Stroke Volume Variation Via the FloTrac Device to Guide Fluid and Vasopressor Management in Head and Neck Free Flaps
Head and Neck Cancer · Patients Requiring a Free Flap Surgery
Primary: ICU Stay — 33.7; 58.3 hours
N/A N=20 Vertebral Artery and Cerebral Hemodynamics After Various Head Positions & Manipulation in Patients With Neck Pain
Vertebral Artery Dissection · Cerebrovascular Accident · Stroke
Primary: Changes in Blood Flow Through the Vertebral Artery and Posterior Cerebral and Cerebellar Circulation — 15.5; 15.1; 14.7 cm/s
N/A N=50 Evaluation of the Zynex Blood Volume Monitor in Healthy Adult Patients During a Blood Draw
Blood Loss
Primary: Detect by Non-invasive Monitoring a Change in Blood Volume During a Whole Blood Draw — 0; 45 participants
N/A N=30 Pleth Variability Index (PVI) as a Measure of Volume Status During Transcatheter Mitral Valve Repair
Mitral Regurgitation
Primary: Delta PVI to Delta LAP Correlation During MitraClip Placement — 4.30; -26.14 percentage of baseline (pre-MitraClip) — p=0.066
N/A N=22 Endothelial Function and Cardiac Output in RV Pacing
Bradycardia
Primary: Endothelial Function Assessed by Flow Mediated Vasodilatation — 1.96; 1.73 EndoPAT index (EnFI)
N/A N=10 Blood Volume and Fluid Kinetics in Patients Undergoing Extracorporal Circulation
Blood Volume, Extravasation
Primary: Blood Volume — 4.61 Litre
N/A N=217 Central Venous Access Study
Central Line Catheters
Primary: Adherence to Clinical Guidelines for Catheter Interventions and Management — 12; 0; 0; 11 # of catheter-related incidents
N/A N=5 Quantitative Characterization of Safe Irrigation for Ventricular Shunt Catheters
Hydrocephaly
Primary: To Demonstrate That the Flusher Can be Primed, Connected, and Activated in a Sterile Clinical Setting Per the Instructions for Use by the Treating Investigator . — 4; 4…
N/A N=82 Vertebrobasilar Flow Evaluation and Risk of Transient Ischemic Attack and Stroke (VERiTAS)
Vertebrobasilar Insufficiency · Ischemic Attack, Transient · Cerebrovascular Disorder
Primary: Fatal and Nonfatal Ischemic Stroke in the Vertebrobasilar Territory — 72 Participants
N/A N=15 Cerebral Blood Flow During Hemodialysis
Haemodialysis-induced Symptom
Primary: Change in CBF From Baseline (Before Start of the Hemodialysis Study Session), at 20 Minutes, and at the End of the Hemodialysis Study Session, Measured by [15O]H2OPET-CT…
N/A N=160 Can Vena Cava Ultrasound Guided Volume Repletion Prevent Spinal Induced Significant Hypotension in Elective Patients?
Fluid Overload · Anesthesia; Adverse Effect, Spinal and Epidural · Regional Anesthesia Morbidity
Primary: Rate of Arterial Hypotension — 42.5; 27.5 percentage of participants