Clinical trials: Hypovolemia
Hypovolemia, Fluid Loss
Acetated Ringer´s Solution in Experimental Hypovolemia
Intravenous fluids are often given to increase stroke volume and thereby improve global oxygen delivery. The effect is however often transient, but the effect of a fluid bolus on stroke volume and other hemodynamic variables over…
- Conditions
- Hypovolemia, Fluid Loss, Hemodynamic Instability
- Trial name
- Volu-Flow (NCT05705115)
- Testing
- Ringer acetate, Lower body negative pressure
- Where
- Norway
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Anesthesia, ERAS
Goal-Directed Fluid Therapy in Patients Undergoing Lower Limb Surgeries
Controlling the amount of fluids given to patients in perioperative setting can significantly influence their outcomes.
- Conditions
- Anesthesia, ERAS, Fluid Overload, Hypovolemia; Surgical Shock
- Trial name
- NCT06133257
- Testing
- Goal-Directed Fluid Therapy guided by Inferior Vena Cava Collapsibility Index, standard fluid management
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Zagazig University
Hypovolemia, Hemodynamic Instability
Hemodynamics Monitoring During Lower Body Negative Pressure (LBNP) Induced Controlled Hypovolemia
To monitor the changes in central and peripheral monitors/waveforms during gradual hypovolemia induced by lower body negative pressure in healthy volunteers.
- Trial name
- LBPN (NCT03592290)
- Testing
- Lower body negative pressure
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Yale University
Cesarean Section Complications, Spinal Anesthesia
Ultrasound Guided Fluid Loading Before Spinal Anesthesia
Perioperative hypotension is a common complication of spinal anesthesia during cesarean sections. The aim of this study was to evaluate the effectiveness of echoguided correction of hypovolemia through crystalloid preloading on…
- Conditions
- Cesarean Section Complications, Spinal Anesthesia, Hypotension, Hypovolemia
- Trial name
- EHCOPRESPA (NCT07108881)
- Testing
- C, T
- Where
- Tunisia
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- University Tunis El Manar
Healthy Volunteers
A Trial to Learn if Different Doses of REGN7544 Are Safe in Healthy Adult Participants
The study is researching an experimental drug called REGN7544.The study is focused on healthy adults. The aim of the study is to see how safe and tolerable the study drug is in healthy adults.
- Trial name
- NCT05970718
- Testing
- REGN7544
- Where
- New Zealand
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Regeneron Pharmaceuticals
Hypovolemia, Hypervolemia
Pilot Validation of a Hemodilution Technique to Estimate Blood Volume in Vivo
The objective of this study is to determine the accuracy of estimating patient blood volume using field-expedient point-of-care measurement of hematocrit before and after hemodilution with a standardized volume of intravenous…
- Trial name
- NCT03031600
- Testing
- Radiodilution via Daxor BVA-100, Hemodilution via hematocrit measurement
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Uniformed Services University of the Health Sciences
Hypovolemia, Hyperoxia
Supplemental Oxygen in Hypovolemia
Supplemental oxygen is frequently administered in acutely and critically ill patients, specifically, it is often administered in trauma patients to avoid arterial hypoxemia and tissue hypoxia.
- Trial name
- NCT05150418
- Testing
- Oxygen gas, Air
- Where
- Norway
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Hypovolemia
Detecting a Volume Deficit During Spontaneous Breathing
13 healthy volunteers (4 females) were tilted 45° head-up while breathing through a facemask fitted with an inspiratory and expiratory resistor.
- Trial name
- NCT02549482
- Testing
- Respiratory resistor
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Aalborg University Hospital
Infection, Hypervolemia
Observational Study to Evaluate Peripheral IntraVenous Analysis (PIVA) in Euvolemic, Hypovolemic, and Hypervolemic Emergency Department Patients
The overall goal of this multicenter project is to characterize the expected normal range of Peripheral IntraVenous Volume Analysis (PIVA) values during a euvolemic state, and how those ranges may be altered by comorbidities; the…
- Conditions
- Infection, Hypervolemia, Hypovolemia, Septic Shock
- Trial name
- PIVA (NCT03736421)
- Testing
- Peripheral Intravenous Analysis (PIVA), Non-invasive fluid response measure, Passive leg raise (PLR)
- Where
- 3 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Hypovolemia, Cardiac Output, Low
Methoxyflurane and Fentanyl in LBNP
The study is a single-centre, placebo-controlled, crossover study on healthy volunteers aiming to explore non-inferiority of methoxyflurane and fentanyl compared to placebo on the tolerance to hypovolemia.
- Conditions
- Hypovolemia, Cardiac Output, Low, Analgesia
- Trial name
- NCT04641949
- Testing
- Lower body negative pressure (LBNP)
- Where
- Norway
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Hypovolemia
Cerebral Oximetry in Lower Body Negative Pressure
The study aims to describe hemodynamic effects of lower body negative pressure (LBNP). 1. If and how changes in cerebral oxygen saturation (StO2) measured by near infrared spectroscopy (NIRS) relate to changes in blood flow in…
- Trial name
- NCT03009305
- Testing
- Lower body negative pressure, Continuous positive airway pressure, Positive expiratory pressure
- Where
- Norway
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Acute Pain, Trauma
Determination of Analgesic Equipotent Doses of Inhaled Metoxyflurane vs. Intravenous Fentanyl
The aim of this study is to determinate the equipotent doses of inhaled metoxyflurane vs. intravenous fentanyl.
- Conditions
- Acute Pain, Trauma, Hypovolemia
- Trial name
- NCT03894800
- Testing
- Methoxyflurane (M), Fentanyl (F1), Fentanyl (F2)
- Where
- Norway
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Autonomic Nervous System Imbalance, Hypovolemia
Autonomic Challenges From Mild Hypovolemia and Mechanical Ventilation
Heart Rate Variability (HRV) analysis has been studied in the critically ill patients although it is affected by several uncontrolled variables in the clinical conditions.
- Conditions
- Autonomic Nervous System Imbalance, Hypovolemia, Positive-Pressure Respiration
- Trial name
- NCT03244891
- Testing
- Increase of central volume, Ventilation mode
- Where
- Italy
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- ASST Fatebenefratelli Sacco
Dehydration (Physiology), Thirst; Due to Deprivation of Water
Patient Controlled Fluid Administration
The purpose of the study is to determine whether participants who are dictating their own administration of IV fluid boluses in response to thirst, receive better protection from hypovolaemia and volume overload than those who…
- Conditions
- Dehydration (Physiology), Thirst; Due to Deprivation of Water, Plasma Osmolality Increased, Hypovolemia
- Trial name
- NCT03176043
- Testing
- IV Fluid Administration
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University College, London
Heat Stroke, Acute Kidney Injury
Use of Sodium Bicarbonate as Prophylaxis for Kidney Damage in Patients With Heatstroke
This study protocol aims to prevent the need for renal replacement therapy in patients with rhabdomyolysis secondary to heatstroke.
- Conditions
- Heat Stroke, Acute Kidney Injury, Acute Kidney Injury Due to Hypovolaemia
- Trial name
- NCT06622525
- Testing
- Sodium bicarbonate, No intervention
- Where
- Mexico
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Hospital General de Mexicali
Hypovolemia
Detection of Hypovolemia Using Pleth Variability Index (PVI)
The purpose with the planned study is to study Pleth Variability Index (PVI) as a non invasive indicator for mild hypovolemia during spontaneous breathing in healthy subjects.
- Trial name
- NCT01456559
- Testing
- Lower body negative pressure (LBNP)
- Where
- 2 sites in Sweden
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University Hospital, Linkoeping
Shock, Cardiogenic, Cardiac Tamponade
Validation of Epworth Richmond's Echocardiography Education Focused Year
The use of echocardiography in intensive care is a developing field. In expert hands echocardiography has proven its utility in diagnosing cardiac pathology, differentiating shock states and in haemodynamic monitoring.
- Conditions
- Shock, Cardiogenic, Cardiac Tamponade, Pulmonary Embolism, Hypovolemia
- Trial name
- VEREEFY (NCT02961439)
- Testing
- Epworth Richmond's Echocardiography Focused Year
- Where
- Australia
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- Epworth Healthcare
Hypovolemia
Effect of Preoperative Fluid Therapy on Post-induction Hypotension
Although preoperative dehydration is a known risk factor for post-induction hypotension, evidence regarding preemptive weight-based fluid therapy remains limited.
- Trial name
- NCT06231472
- Testing
- weight-based fluid therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Mustafa Burgac
Hypovolemia, Surgery
Focused Assessed Echocardiography to Predict Fluid Responsiveness
The aims of the study are: 1. To evaluate the feasibility of echocardiography monitoring in postoperative unit; 2. To assess diagnostic value of different focussed echocardiography parameters to define fluid responsiveness for…
- Conditions
- Hypovolemia, Surgery, Hypotension
- Trial name
- fluidres (NCT03044405)
- Testing
- Fluid challenge, Focused transthoracic echocardiography
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Lithuanian University of Health Sciences
Anesthesia, Perioperative/Postoperative Complications
Use of Heart-lung Interaction to Predict Haemodynamic Tolerance to the Open Lung Approach With Individualised PEEP
This is an observational, prospective, single-centre study that will focus on patients undergoing major non-cardiac surgery requiring invasive mechanical ventilation and invasive blood pressure monitoring Hypotheses: A positive…
- Conditions
- Anesthesia, Perioperative/Postoperative Complications, Hypovolemia, Haemodynamic Instability
- Trial name
- HiPEEP (NCT06123039)
- Testing
- Tidal Volume Challenge, Recruitment maneuver obtaining individualised PEEP
- Where
- Spain
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Hospital Universitario La Fe