Clinical trials: Hemodynamic Response
Hemodynamic Instability, Tracheal Intubation
Attenuation Of Hemodynamic Response To Laryngoscopy. Role Of Dexmedetomidine. A Dose Finding Study
Two doses of Dexmedetomidine (0.5 µ/kg and 0.75 µ/kg) will be used to attenuate the stress response to laryngoscopy in American Society of Anesthesiology, physical class I patients which will be compared with the…
- Conditions
- Hemodynamic Instability, Tracheal Intubation, Dexmedetomidine
- Trial name
- NCT05909215
- Testing
- Normal saline, Dexmedetomidine 0.5 microgram/kg, Dexmedetomidine 0.75 microgram/kg
- Where
- Pakistan
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Sindh Institute of Urology and Transplantation
Sepsis, Septic Shock
Micro and Macro Circulation in Sepsis
Purpose: To assess the prognostic role of Handheld Vital Microscopy (HVM) and evaluate levels of endothelial glycocalyx (eGC) breakdown in patients demonstrating Hemodynamic Incoherence (HI), to elucidate a mechanistic link…
- Trial name
- DAISY (NCT05694455)
- Testing
- Starling Stroke Volume (Starling SV)- Passive Leg Raise, Microscan Sublingual Microscopy, Venous Excess Ultrasound Scoring (VExUS)
- Where
- United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- Denver Health and Hospital Authority
Exercise, Central Blood Pressure
Central Hemodynamic Exercise Responses Study
The purpose of this study is to examine the acute effect of continuous and aerobic interval exercise on postexercise central BP response in men with an elevated blood pressure.
- Trial name
- CHeER (NCT03118700)
- Testing
- Aerobic Interval Exercise, Continuous exercise
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Arizona State University
Hypotension and Shock
Measurement of Hemodynamic Responses to Lower Body Negative Pressure
This study will be collecting data on participants undergoing lower body negative pressure (LBNP) to simulate progressive blood loss.
- Trial name
- LBNP (NCT03582501)
- Testing
- Lower body negative pressure
- Where
- 3 sites in United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Normal Subjects
Acute Effects of Artificial Sweeteners or Sugar on Hemodynamic and Metabolic Stress Responses
This exploratory study aims at investigating the acute effects of artificially sweetened and sugar beverage consumption (as compared to water consumption) on acute hemodynamic and metabolic stress response.
- Trial name
- EduStress (NCT02973334)
- Testing
- Ingestion of artificially-sweetened beverages, Ingestion of sugar-sweetened beverages, Ingestion of water
- Where
- Switzerland
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Lausanne
Healthy Adults
Cross-validating the iTBS-induced Hemodynamic Response From fNIRS and fMRI: a Concurrent iTBS-fMRI-fNIRS Study
Intermittent theta-burst stimulation (iTBS) targeting the left dorsolateral prefrontal cortex (DLPFC) is well established in treating patients with major depressive disorder (MDD).
- Trial name
- NCT06902571
- Testing
- Intermittent theta burst stimulation (iTBS)
- Where
- Hong Kong
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Sleep-disordered Breathing, Snoring
Hemodynamics Response to Upper Airway Obstruction in Marfan Syndrome
Upper airway obstruction (UAO) is an unrecognized source of hemodynamic stress that may contribute to aortic adverse events in persons with Marfan Syndrome (MFS).
- Trial name
- MSB (NCT03985657)
- Testing
- CPAP
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Cesarean Section (MeSH: D002585), Anesthesia, Spinal (MeSH: D000775)
Ultrasound Versus Palpation for Determining Spinal Puncture Level in Cesarean Section
This study compares two methods of identifying the correct intervertebral level before performing spinal anesthesia in women undergoing elective cesarean delivery.
- Conditions
- Cesarean Section (MeSH: D002585), Anesthesia, Spinal (MeSH: D000775), Hypotension (MeSH: D007022)
- Trial name
- USG-SPINE (NCT07789756)
- Testing
- Preprocedural ultrasound level identification, Landmark palpation level identification
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Kahramanmaras Sutcu Imam University
Energy Metabolism, Heart Rate
Effects of a Thermogenic Dietary Supplement on Metabolic, Hemodynamic, and Mood Responses
This a randomized, double blind, placebo controlled, crossover design study which measures the effect of an available thermogenic dietary supplement on resting energy expenditure (REE), blood pressure and heart rate, and mood…
- Conditions
- Energy Metabolism, Heart Rate, Blood Pressure, Mood
- Trial name
- NCT03678116
- Testing
- Caffeine (plus Teacrine and Cayenne), Caffeine (plus Teacrine)
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Mary Hardin-Baylor
Peripheral Arterial Disease, Diabetes Mellitus
The Use of HOVR Technology for Assessment of Blood Associated Parameters
Feasibility, usability and safety clinical study that is aimed at testing of the non-invasive VOTIS PedCheck system for measurement of changes in absorption of light in order to derive changes in perfusion and oxygen levels in…
- Trial name
- NCT05921461
- Where
- Israel
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Votis Subdermal Imaging Technologies LTD
Hypotension, Sepsis
Carotid Doppler Ultrasound for the Measurement of Intravascular Volume Status
Ultrasound represents an attractive non-invasive method to assess hemodynamic status. Understanding dynamic changes in hemodynamics in situations such as hypovolemia, sepsis, and cardiogenic shock can potentially help improve…
- Trial name
- NCT02907931
- Testing
- Point of Care Ultrasound
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Yale University
Dietary Supplementation
Effects of Combined Grape Seed Extract and L-citrulline Supplementation on Hemodynamic Responses in Young Males
This study was to examine the additive benefits with combined grape seed extract (GSE) and L-citrulline supplementation on hemodynamic responses to dynamic exercise, 11 young, healthy males were recruited for this study.
- Trial name
- NCT05116150
- Testing
- Grape seed extract
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- California Baptist University
Fluid Responsiveness, Hemodynamics
Hemodynamic Evaluation and Fluid Response Observation Through Respiratory Maneuvers
This study evaluates whether respiratory maneuvers can induce measurable hemodynamic changes and whether these changes may be used to assess fluid responsiveness in healthy volunteers.
- Trial name
- HERO (NCT07840040)
- Testing
- Respiratory Maneuvers and Fluid Responsiveness Assessment Protocol
- Where
- Czechia
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University Hospital Pilsen
Hemodynamic Instability
The Effects of Lidocaine and Esmolol on Attenuation of Hemodynamic Response to Orotracheal Intubation
The present study aims to compare the hemodynamic response during laryngoscopy and orotracheal intubation using continuous infusion of lidocaine and esmolol in patients undergoing general anesthesia.
- Trial name
- NCT03612492
- Testing
- Esmolol, Lidocaine
- Where
- Brazil
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Hospital de Base
Hemodynamic Response to Laryngoscopy and Tracheal Intubation
Intravenous Magnesium Sulphate Versus Lignocaine for Attenuating Hemodynamic Responses to Laryngoscopy and Endotracheal Intubation
This study will compare intravenous magnesium sulfate with intravenous lidocaine for reducing the cardiovascular response to endotracheal intubation in adult patients undergoing general anesthesia.
- Trial name
- NCT07793955
- Testing
- Magnesium Sulphate infusion
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Lady Reading Hospital, Pakistan
Hemodynamic Instability, Intubation Complication
Effect-site Concentration of Remifentanil for Double-lumen Tubes Intubation: Airtraq VS Macintosh Laryngoscope
The 50% effective concentration of remifentanil by target controlled infusion was not determined for inhibiting the haemodynamic response during double-lumen tube (DLT) intubation.
- Trial name
- NCT03653910
- Testing
- Airtraq, Macintosh
- Where
- China
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Huazhong University of Science and Technology
Healthy
Exploring the Cortical Hemodynamic Variability of Four Weeks iTBS on a Healthy Participant: a Case Study
This study will investigate the effect of caffeine and time of day on brain excitability using excitatory brain stimulation. The investigators will recruit a healthy participant and conduct a concurrent iTBS/fNIRS protocol for 20…
- Trial name
- NCT05427565
- Testing
- caffeine, Experimental time
- Where
- Hong Kong
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Hemodynamic Stability Post Intubation in Laryngoscopy Surgery
Intravenous Lignocaine vs Placebo
To assess the mean hemodynamic responses post-intubation in patients given intravenous lignocaine pre-intubation as compared to a placebo pre-intubation in patients undergoing laryngoscopy surgery
- Trial name
- NCT03787069
- Where
- Pakistan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Indus Hospital and Health Network
Videolaryngoscopy
Laryngoscopy and Coronary Artery Bypass Graft Surgery
In this prospective, randomized, controlled trial, the purpose is to compare Macintosh laryngoscope, EzVision® video laryngoscope, McGrath® video laryngoscope and Storz® video laryngoscope in terms of hemodynamic response…
- Trial name
- VL (NCT06349005)
- Testing
- Tracheal intubation using Storz VL, Tracheal intubation using Macintosh laryngoscopy, Tracheal intubation using MacGrath VL
- Where
- Turkey (Türkiye)
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Konya Meram State Hospital
Healthy
Real-time Monitoring of Motor Cortical Activity Induced by Low-frequency Repetitive Transcranial Magnetic Stimulation
In this study, we investigated the effect of low-frequency repetitive trans cranial magnetic stimulation, one of the noninvasive brain stimuli, on the functional changes of the bilateral motor cortical activity in normal subjects…
- Trial name
- NCT04019028
- Testing
- low frequency rTMS + Navigation System, only low frequency rTMS
- Where
- South Korea
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center