Clinical trials: Impedance
Endothelial Dysfunction, Acute Myocardial Infarction (AMI)
Validation of Cor-IS Impedance Spectroscopy Against Ultrasound Flow-Mediated Dilation
This prospective observational study evaluated the Cor-IS bioelectrical impedance spectroscopy technique for the assessment of endothelial function by comparison with ultrasound-based brachial artery flow-mediated dilation (FMD).
- Conditions
- Endothelial Dysfunction, Acute Myocardial Infarction (AMI), Cardiovascular Risk Factors (e.g., Hypertension), Flow Mediated Dilation
- Trial name
- NCT07882550
- Testing
- Cor-IS FMD, Ultrasound FMD
- Where
- Greece
- Volunteers
- 208 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Lipedema, Obesity
Comparison of Segmental Body Composition Characteristics in Lipedema and Obesity
The aim of this study is to compare the total and regional body composition characteristics of women with lipedema and women without lipedema who are matched for age and body mass index, as determined by the TANITA MC-580…
- Conditions
- Lipedema, Obesity, Body Mass Index, Bioelectrical Impedance Analysis
- Trial name
- NCT07878299
- Testing
- Bioelectrical Impedance Analysis, Numeric Rating Scale, Lower Extremity Functional Scale
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Sultan Abdulhamid Han Training and Research Hospital, Istanbul, Turkey
Infertility (IVF Patients), BMI
BMI Versus Body Fat Percentage - Which is the Better Predictor of Fertility Outcomes in IVF Cycles?
The goal of this prospective observational cohort study is to evaluate whether body composition measured using bioelectrical impedance analysis (BIA) (including measures of body fat% and visceral fat) serve as a better predictor…
- Conditions
- Infertility (IVF Patients), BMI, Bioelectrical Impedance Analysis, IVF Outcomes
- Trial name
- NCT07765368
- Testing
- Measurement of BIA (Body Fat and Visceral Fat Percentage)
- Where
- Canada
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- IWK Health Centre
Obesity (Disorder), Ventilation Homogeneity
Positional Effects on Lung Ventilation and Perfusion in Obesity
Electrical Impedance Tomography (EIT) is a non-invasive, bedside monitoring tool that provides real-time information on regional ventilation and perfusion.
- Conditions
- Obesity (Disorder), Ventilation Homogeneity, Perfusion, Ventilation Perfusion Mismatch
- Trial name
- NCT07341113
- Testing
- Standardized body positioning
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Koç University
Lung Perfusion, Respiratory Physiology
Effects of Inspiratory vs Expiratory Breath-Hold on Lung Perfusion Measured by EIT Saline Indicator Method: A Self-Controlled Study
This study aims to compare lung perfusion distribution between inspiratory breath-hold and expiratory breath-hold phases using the saline indicator method combined with electrical impedance tomography (EIT).
- Conditions
- Lung Perfusion, Respiratory Physiology, Electrical Impedance Tomography, Ventilation-Perfusion Mismatch
- Trial name
- NCT07303972
- Testing
- Electrical Impedance Tomography Saline Indicator Procedure, Electrical Impedance Tomography Device
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
COVID-19 Pneumonia, Post-acute COVID-19 Syndrome
Imbalances of Regional Pulmonary Ventilation in Patients With Post-acute-COVID-19
Investigation of the correlation of CT-morphological changes of the lung compared to regional ventilation distribution on electrical impedance tomography in patients with post-acute-Covid-19 symptoms.
- Conditions
- COVID-19 Pneumonia, Post-acute COVID-19 Syndrome, Electric Impedance
- Trial name
- NCT05238623
- Testing
- additional EIT Measurement
- Where
- Germany
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Jan-Christoph Lewejohann
Ventilatory Defect, COVID-19
Visualizing Regional Lung Ventilation in Patients With Postacute-COVID-19
There is a lack of data of spontaneous breathing patients with post-COVID-19 syndrome (PCS) examined by Electrical impedance tomography (EIT). We compare 100 patients with PCS with 50 healthy probands.
- Conditions
- Ventilatory Defect, COVID-19, Post-acute COVID-19 Syndrome, Electric Impedance Tomography
- Trial name
- ViReVentPoCov (NCT05441657)
- Where
- Germany
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Jan-Christoph Lewejohann
End-Expiratory Lung Impedance, Respiratory Rate
Asymmetrical High Flow Nasal Cannula and End-Expiratory Lung Impedance
Objective: The primary aim is to assess end-expiratory lung impedance (EELI) changes during the application of high-flow oxygen therapy using asymmetric nasal cannulae, comparing conditions with the mouth closed and open in…
- Conditions
- End-Expiratory Lung Impedance, Respiratory Rate, Diaphragm Thickness Fraction, Diaphragm Excursion
- Trial name
- EELI and AHFNC (NCT06674629)
- Testing
- High flow oxygen therapy
- Where
- Argentina
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Argentinian Intensive Care Society
Ventilation Modes, Mechanical Ventilation
Effectiveness of Ventilation Modes in Intensive Care: A Comparison of Mandatory Minute Ventilation and Synchronized Intermittant Mandatory Ventilation Using Bioelectrical Impedance Tomography
Synchronized Intermittent Mandatory Ventilation (SIMV) is a commonly used ventilatory mode available in many modern ventilators, frequently applied in intensive care units for patients requiring invasive mechanical ventilation.
- Conditions
- Ventilation Modes, Mechanical Ventilation, Critical Illness, Respiratory Support
- Trial name
- NCT06961227
- Testing
- No investigational intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Harran University
Electrical Impedance Tomography (EIT)
The Clinical Application of EIT in Clinically Ill Patients: a Cross-sectional Study
The application of electrical impedance tomography (EIT) in intensive care is increasing. It can provide additional information on individual respiratory physiology of patients, enabling clinicians or respiratory therapists to…
- Trial name
- NCT06954415
- Testing
- No intervention (observational study)
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
Older Adults, Bioelectrical Impedance
Effects of a Synbiotic Supplement on Metabolic & Cognitive Outcomes Among Older Adults
The goal of this clinical trial is to investigate the effects of a prebiotic and probiotic supplement on metabolic, cognitive, and muscle health in older adults.
- Conditions
- Older Adults, Bioelectrical Impedance, Appetite Hormones, Metabolic Health
- Trial name
- NCT06845995
- Testing
- Synbiotic supplement
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
Cardiopulmonary Failure, Myocardial Infarction (MI)
COR-INSIGHT: Optimizing Cardiovascular and Cardiopulmonary Outcomes with AI-Driven Multiplexed Indications Using COR ECG Wearable
The COR-INSIGHT trial aims to evaluate the effectiveness of Peerbridge COR advanced ambulatory ECG wearables (COR 1.0 and COR 2.0) in accurately and non-invasively detecting cardiovascular and cardiopulmonary conditions using…
- Conditions
- Cardiopulmonary Failure, Myocardial Infarction (MI), Heart Decompensation, Heart Failure
- Trial name
- COR-INSIGHT (NCT06763549)
- Testing
- SUBPROTOCOL A, SUBPROTOCOL B, SUBPROTOCOL C
- Where
- United States
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- Peerbridge Health, Inc
Electric Impedance, Respiratory Function Tests
Prediction of COPD Severity Using Electrical Impedance Tomography
The purpose of this study is to predict the CT visual score of emphysema with EIT-based parameters, in order to provide a non-invasive and convenient method for the evaluation of lung structure and physiological and pathological…
- Conditions
- Electric Impedance, Respiratory Function Tests, Pulmonary Disease, Chronic Obstructive
- Trial name
- NCT06359145
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Chinese PLA General Hospital
Edema Leg, Venous Insufficiency of Leg
Discovering the Effect of Venous Insufficiency on Nocturia (DEVINe)
Nocturia, or waking during the night to pass urine, is a multifactorial disease. An important cause of nocturia are peripheral edema due to accumulation of fluid in the lower limbs.
- Conditions
- Edema Leg, Venous Insufficiency of Leg, Nocturia, Bio-Impedance Measurements
- Trial name
- DEVINe Pilot (NCT03928197)
- Testing
- Tilt Test, Inbody S10, Tape measurements
- Where
- Belgium
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Electric Impedance, Healthy Volunteers
An Investigation Into an Objective Measure of Muscle Quality, Function and Ability
The assessment of muscular function, quality and ability is of high importance in a diverse range of clinical disciplines from anaesthetics to physiotherapy.
- Trial name
- NCT04269291
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cardiff and Vale University Health Board
Obesity, Pulmonary Atelectasis
Effects of PEEP on Heart and Lungs in Obese Subjects
Aim of this study is to better understand pathophysiology of the alteration of respiratory mechanics and cardiovascular function in obese volunteer subjects.
- Conditions
- Obesity, Pulmonary Atelectasis, Obesity Hypoventilation Syndrome, Magnetic Resonance Imaging
- Trial name
- NCT02523352
- Testing
- Non-Invasive Ventilation, Esophageal catheter positioning
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Mechanical Ventilation, Bioelectrical Impedance
Electrical Impedance Tomography Guided Assessment of Optimum PEEP Levels During Mechanical Ventilation in Lateral Decubitus Position
Goal of this study is to determine optimal PEEP levels for patients undergoing surgery in lateral decubitus position. Patients will be randomized into 3 groups - PEEP 0, 5 and 10 mbar.
- Trial name
- NCT03704038
- Testing
- PEEP level
- Where
- Croatia
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University Hospital Dubrava
Prostatic Neoplasms, PSA
Prostate Impendance Test Project
Impedance-based analysis could provide an adequate response to the need to identify a safe and reliable tool alternative to bioptic diagnosis.
- Conditions
- Prostatic Neoplasms, PSA, Prostatic Biopsy, Impedance Test
- Trial name
- PROSIT (NCT03428087)
- Where
- Italy
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Pisa
TRPV1 Protein, Human, Capsaicin
Esophageal capsaïcin Infusion and Mucosal Integrity
Reflux is common, especially after large meals. In general, this can do no harm. However, if reflux occurs often and causes troublesome symptoms and or complications, it is called gastroesophageal reflux disease (GERD).
- Conditions
- TRPV1 Protein, Human, Capsaicin, Electric Impedance, Esophagus
- Trial name
- NCT02603783
- Testing
- Capsaicin
- Where
- Netherlands
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Electric Impedance, Human
Monitoring of Needle-placement With Multiple Frequency Bioimpedance Monitoring
A novel algorithm for bioimpedance measurements to detect nerve tissue, and discriminate it from other tissue types has been developed in a porcine model, by analysing a complex impedance dataset based on multiple measurement…
- Conditions
- Electric Impedance, Human, Hypodermic Needles, Tissues
- Trial name
- NCT02589899
- Testing
- Needle placement in different tissue types
- Where
- Norway
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital