Clinical trials: Plethysmography
Bronchiolitis
Pneumacare SLP Validation in Infants and in Clinical Bronchiolitis
A cohort observational study to characterise baseline Structured Light Plethysmography (SLP) outputs in infants with bronchiolitis and examine response to treatment using the Thora3DiTM
- Trial name
- NCT02881632
- Testing
- Structured Light Plethysmography (SLP) - Pneumscan
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospitals of North Midlands NHS Trust
Chronic Obstructive Pulmonary Disease
Thora-3DI™ for Evaluation of Severity of Chronic Obstructive Pulmonary Disease (COPD)
To demonstrate differences in tidal breathing patterns measured by SLP(Structured Light Plethysmography) between healthy subjects and COPD (chronic obstructive pulmonary disease).
- Trial name
- SLPCOPD (NCT03492359)
- Testing
- Thora-3Di, Body Plethysmography, Spirometry
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Landon Pediatric Foundation
Hypertension, Blood Pressure Disorders
Comparing PPG-based Blood Pressure Measurement to the Gold Standard Manometer
Continuous blood pressure (BP) measurement is in use today with an ambulatory, sphygmomanometer-based, device. This device, also called BP Holter, gives essential data for the clinician, allowing better hypertension (HTN)…
- Trial name
- NCT03810586
- Testing
- Non-invasive measurement of blood pressure
- Where
- Israel
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Biobeat Technologies Ltd.
Heart Failure, Endothelium
Effect of Urocortins in Patients With Heart Failure
Despite modern advances in treatment, heart failure continues to carry a poor prognosis with high morbidity and mortality rates.
- Trial name
- NCT01599728
- Testing
- Urocortin 2, Urocortin 3 and Substance P
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Smoking, Airway Obstruction
Effect of the Salbutamol on Mechanical Properties of Respiratory System
The aim of this study is to assess the bronchodilator response of salbutamol on respiratory mechanics of healthy individuals, smokers and COPD with varying degrees of airway obstruction.
- Trial name
- NCT01521572
- Testing
- Salbutamol sulphate
- Where
- Brazil
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Asthma
Bronchial Dilation Test in Wheezy Infants
The purpose of the study is to establish the methodology of bronchial dilation test by salbutamol MDI with Spacer in wheezy infants with asthma and to evaluate the effects of atopy on the exacerbation of wheeze in wheezy infants.
- Trial name
- NCT03467776
- Where
- China
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Guangzhou Institute of Respiratory Disease
Respiratory Failure
Validation of a Dynamic Evaluation Tool in Respiratory Failure
Determing optimal time of ventilator disconnection is a challenge for both acute and chronic neuromuscular disease. In one case it is helpful for weanning from ventilator and in the other to optimize daytime ventilation in the…
- Trial name
- TELERESP (NCT01807663)
- Testing
- healthy volonteers, Free breath monitoring
- Where
- France
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Centre d'Investigation Clinique et Technologique 805
Benign Prostatic Hyperplasia (BPH) Requiring Surgical Resection
Conventional Fluid Management Versus Plethysmography Variability Index-based Goal-directed Fluid Management in Patients Undergoing Transurethral Resection of the Prostate
Transurethral resection of the prostate (TURP) is a widely performed surgical procedure for the management of benign prostatic hyperplasia.
- Trial name
- TURP (NCT07669337)
- Testing
- Conventional Fluid Management, Plethysmography Variability Index (PVI)-Guided Goal-Directed Fluid Management
- Where
- Egypt
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Cairo University
Pulmonary Disease
Thora-3Di™ Respiratory Rate Validation
Respiratory rate (RR) is a vital sign used to monitor clinical condition of a patient. Various devices using different techniques are available to measure RR.
- Trial name
- NCT02374554
- Testing
- Structured Light Plethysmography (Thora-3Di), BCI Capnograph 9004 (Smiths Medical)
- Where
- 2 sites in United Kingdom
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Pneumacare Ltd
Diaphragmatic Paralysis, Healthy Volunteers
Assesment of New Devices for the Diagnostic Evaluation of Diaphragmatic Dysfunction
this study aim to evaluate wether new, non-invasive and non-contact devices such as Structured Light Plethysmography (SLP) and Sonar would be able to accurately detect and quantify diaphragm dysfunction (mono-or-bilateral) by…
- Trial name
- DYSDIA (NCT03463798)
- Testing
- Sonar, Structured light plethysmography (SLP)
- Where
- France
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Association pour le Développement et l'Organisation de la Recherche en Pneumologie et sur le Sommeil
Mesothelioma, Lung Neoplasms
Chest Wall Motion Analysis in Disease
Breathing movements, called chest wall motion, are very complex. The investigators are studying how movement of the abdomen, ribs and diaphragm contribute to breathing and how this differs with different diseases in the chest.
- Conditions
- Mesothelioma, Lung Neoplasms, Surgery, Cystic Fibrosis
- Trial name
- CWM (NCT02958683)
- Testing
- Chest wall motion analysis
- Where
- United Kingdom
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Heart of England NHS Trust
Chronic Cerebrospinal Venous Insufficiency
Doppler Sonography, MR Venography, Plethysmography for the Diagnosis of CCSVI
This study is aimed at evaluation of diagnostic value of Doppler sonography, MR venography and air-plethysmography for the assessment of abnormalities in the internal jugular veins, with catheter venography as the reference test.
- Trial name
- NCT01425554
- Testing
- Doppler sonography of internal jugular veins, Magnetic resonance venography of internal jugular veins, Air-plethysmography of the neck
- Where
- Poland
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Euromedic Specialist Clinics, Poland
Vascular Disease, Heart Disease
Effects of Urocortins on Forearm Arterial Blood Flow in Healthy Volunteers (Protocol 3)
Impairment of the heart's pumping capacity (heart failure) remains a major clinical problem with a poor prognosis and the search for novel treatments remains an important area of research.
- Trial name
- NCT01096706
- Testing
- NO clamp, Saline, Fluconazole
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
COPD
Comparing Pressure Based and Dilution Based Total Lung Capacity Measurements in COPD Patients for Lung Function Diagnostics
Total Lung Capacity (TLC) of the lungs can be determined using a pressure based method (i.e. by body plethysmography) or it can be determined using a dilution based method (i.e.
- Trial name
- NCT04531293
- Testing
- Respiratory Analysis System
- Where
- Switzerland
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- ndd Medizintechnik AG
Neonates
Body Composition Assessment in Healthy Full-term Neonates by Anthropometry, Air Displacement Plethysmography and Multiple-frequency Bio-impedance Analysis
Low birth weight and prematurity are associated with adverse metabolic outcome in adult life. Yet it remains to be determined whether this outcome is the consequence of the low birth weight per se, or of the catch up growth…
- Trial name
- NCT00890344
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Nantes University Hospital
Study Vasodilatory Effects of C21
Effect of C21 on Forearm Blood Flow
The purpose of this study is to assess the effect of C21 on forearm blood flow by use of strain-gauge venous occlusion plethysmography.
- Trial name
- NCT05277922
- Testing
- C21, Sodium Nitroprusside
- Where
- Sweden
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Vicore Pharma AB
Hypertension
Role of Endothelin in the Regulation of Vascular Tone in Patients With Essential Hypertension
Endothelin-1 (ET-1) is a powerful vasoconstricting peptide produced predominantly by vascular endothelial cells, that exerts its effect through the interaction with specific receptors, ETA and ETB, on the underlying smooth muscle…
- Trial name
- NCT00001527
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Pre-Eclampsia, Severe, Pregnancy
Finger Plethysmography to Predict Fluid Responsiveness in Healthy Pregnancy and Severe Preeclampsia
The goal of this observational study is to determine whether noninvasive finger plethysmographic cardiac output monitoring can help predict fluid responsiveness in pregnant women, including those with preeclampsia with severe…
- Trial name
- NCT07430254
- Testing
- Noninvasive finger plethysmographic cardiac output monitoring, Standard transthoracic echocardiographic assessment
- Where
- United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Stanford University
Pregnancy
Therapeutic Omegas for Triglyceride Suppression
This study plans to learn more about how an omega-3 fatty acid supplement effects triglyceride levels in pregnancy. Triglycerides are a type of fat found in your blood.
- Trial name
- TOTS (NCT04349475)
- Testing
- Intervention Omega 3 Supplementation
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Cardiovascular Disease, Heart Failure
Effects of Urocortins on Forearm Arterial Blood Flow in Healthy Volunteers - Protocol 4
Impairment of the heart's pumping capacity (heart failure) remains a major clinical problem with a poor prognosis and the search for novel treatments remains an important area of research.
- Trial name
- NCT01296607
- Testing
- Urocortin 2, Urocortin 3
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh