Clinical trials: Pulmonary Ventilation Function
Cystic Fibrosis
19F MRI to Evaluate Regional Ventilation in Healthy Subjects and Subjects With Cystic Fibrosis
An open label non-randomized study enrolling up to 20 healthy participants and up to 30 participants with cystic fibrosis to establish a healthy versus disease comparison.
- Trial name
- NCT03489590
- Testing
- PFP
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Respiratory Failure
The Use of Vibrational Methods of Influencing the Lungs to Restore Their Functional State
There will be formed of groups for application of vibration methods on the lungs: the method of vibroacoustic lung massage using the "BARK VibroLUNG" device; the method of oscillating PEP therapy using Acapella DH Green; the…
- Trial name
- NCT05159401
- Testing
- prevention of respiratory failure
- Where
- Russia
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Petrovsky National Research Centre of Surgery
Weaning-induced Pulmonary Edema, Mechanical Ventilation Weaning
Detecting Early Weaning-induced Pulmonary Oedema Using Lung Impedance Negative Trend During Spontaneous Breathing Trials
Critically ill patients who require a breathing machine are routinely assessed with a spontaneous breathing trial (SBT) to determine if they can safely breathe on their own.
- Conditions
- Weaning-induced Pulmonary Edema, Mechanical Ventilation Weaning, Spontaneous Breathing Trial
- Trial name
- DEWPOINT (NCT07886671)
- Where
- Canada
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Unity Health Toronto
Atelectasis, Atelectases, Postoperative Pulmonary
Evaluation of Effect of Different Ventilator Mods on Atelectasis in Patients Undergoing Laparoscopic Surgery
In this study researchers aim to evaluate effect of different ventilation modalities on the developments of atelectasis by using ultrasound.
- Trial name
- PCV-VG (NCT03614845)
- Testing
- VCV, PCV-VG, lung ultrasonography
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Derince Training and Research Hospital
Atelectasis
Effect of Hyperoxia and Hypergravity on Lung Ventilation and Perfusion
The primary aim of this project is to get further knowledge on the effects of + Gz accelerations and hyperoxia on lung ventilation in humans.
- Trial name
- NCT01993394
- Testing
- hypergravity, gas mixture
- Where
- 2 sites in France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Direction Centrale du Service de Santé des Armées
Healthy Young Adults
High vs Low Volume Intensity Training With IMT On Pulmonary Function And Breathing Efficiency On Recreational Swimmers.
This study aims to evaluate the impact of inspiratory muscle training (IMT) on respiratory function and swimming performance in competitive swimmers.
- Trial name
- NCT06604741
- Testing
- Assigned Interventions for LVIMT, Assigned interventions for HVIMT
- Where
- Pakistan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Riphah International University
Obesity (BMI>30)
Machine Learning Prediction of Respiratory Muscle Changes and Ventilatory Responses After Incretin-Based Therapy in Obesity
This study aims to evaluate changes in respiratory function, respiratory muscle performance, and ventilatory responses following incretin-based therapy in individuals with obesity, and to identify predictors of these changes…
- Trial name
- NCT07663591
- Testing
- Incretin-based therapy
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Biruni University
Neoplasms
Chest Imaging of Lung Nodule(s) Under High-frequency Non-invasive Ventilation (HF-NIV)
Imaging of chest disorders is mainly achieved by using computed tomography. This is especially the case for detection, morphologic assessment and followup of pulmonary nodules.
- Trial name
- NCT03553368
- Testing
- HF-NIV-MR, HF-NIV-PET, MR
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Lausanne Hospitals
Healthy Volunteers
Physiological Effects of High-flow Nasal Cannula During Exercise
The high-flow nasal cannula (HFNC) has increased its evidence in patients during pulmonary rehabilitation. These studies hypothesize that the physiological effects of HFNC (positive expiratory pressure, anatomical dead space…
- Trial name
- NCT05550935
- Testing
- High-flow Nasal Cannula
- Where
- Chile
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Pontificia Universidad Catolica de Chile
Heated Tobacco, Respiratory Function
Acute Effects of a Heat-not-burn Tobacco Product on Pulmonary Function
Background: IQOS ("I-Quit-Ordinary-Smoking,") is a type of the growing class of "heat-not-burn" (HNB) tobacco products. The effect of the acute exposure to IQOS smoke on the pulmonary function of healthy smokers has not been…
- Conditions
- Heated Tobacco, Respiratory Function, Tobacco Toxicity
- Trial name
- NCT03889990
- Testing
- IQOS
- Where
- Greece
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Obesity, Metabolic Syndrome
Exercise Capacity and Dyspnea in Obese Patients With Metabolic Syndrome: Effects of Weight Loss
Dyspnea is a common complaint in obese patients. The mechanisms behind this dyspnea and the effects of weight loss on dyspnea are not completely understood.
- Trial name
- NCT03035149
- Testing
- Weight Management Program
- Where
- Canada
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Spontaneous Ventilation
EIT Assessment of Lung Volume and Tidal Distribution: A Comparison of Non-Invasive Ventilation Devices
This study is being done to further the investigators' knowledge of the EIT system and to see if measures between two non-invasive ventilation systems routinely used clinically are equivalent.
- Trial name
- NCT02930174
- Testing
- noninvasive positive pressure ventilation
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Covid-19, Asthma
COVID-19 Related Lung Ventilation and Perfusion Injury
Little is currently known about the immediate and long-term effect of COVID-19 on lung ventilation (delivery of air to the lungs) and lung perfusion (delivery of blood to the lungs).
- Conditions
- Covid-19, Asthma, Healthy
- Trial name
- NCT04549636
- Testing
- V/Q SPECT-CT, St. George's Respiratory Questionnaire (SGRQ), mMRC (Modified Medical Research Council) Dyspnea Scale
- Where
- Canada
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- McMaster University
Premature Ventricular Complexes
Physical Impairments in Premature Ventricular Complex
Premature ventricular complexes may be observed in individuals without underlying disease due to factors such as physical inactivity, advanced age, smoking, male sex, and psychosocial disturbances, and in some cases may result in…
- Trial name
- NCT07396597
- Testing
- Physical Evaluations of Patients with Premature Ventricular Complex, Physical Evaluations of Healthy Individuals
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Izmir Democracy University
Chronic Respiratory Diseases, Cystic Fibrosis
Breath Analysis and Arterial Stiffness in Patients With Respiratory Diseases
Assessment of cardiovascular disorders using echocardiography and arterial stiffness; comparative noninvasive assessment of volatile organic compound (eVOC) exhale breath patterns in patients with different chronic respiratory…
- Conditions
- Chronic Respiratory Diseases, Cystic Fibrosis, Lymphangioleiomyomatosis, Hypersensitivity Pneumonitis
- Trial name
- NCT05727852
- Testing
- Breath test using the Compact PTR-TOF-MS, Portable cardiac monitor "CardioQvark", Assessment of arterial stiffness using the VaSera VS-1500N
- Where
- Russia
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- I.M. Sechenov First Moscow State Medical University
COPD
Analyse the Correlation Between sEMG and EMGdi
The most significant pathophysiology change of COPD patients is persistent incompletely reversible airflow obstruction and increased lung volume. As a result, the work of breathing(WB) and neural respiratory drive (NRD)increased.
- Trial name
- NCT03268616
- Testing
- inspiratory threshold load device and NPPV
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- The First Affiliated Hospital of Guangzhou Medical University
Cystic Fibrosis, Chronic Obstructive Pulmonary Disease (COPD)
Prevalence and Treatment of Urinary Incontinence in Women With Cystic Fibrosis and Chronic Obstructive Pulmonary Disease
Women with chronic lung disease characterised by chronic cough report urinary incontinence. Recently there have been reports of increased urinary incontinence in girls and women with cystic fibrosis.
- Trial name
- NCT00164138
- Testing
- Pelvic floor training group
- Where
- 2 sites in Australia
- Volunteers
- 99 people, healthy volunteers welcome
- Sponsor
- Bayside Health
Ozone, Exercise Intensity
Investigating Changes in Responses to Controlled Effective Doses of Ozone at Different Exercise Intensities
The project will look to investigate whether exercise during ozone exposure performed for a shorter duration at a higher intensity is more harmful than exercise performed for a longer duration at a lighter intensity.
- Trial name
- NCT06513754
- Testing
- Ozone, Heavy Intensity, Moderate Intensity
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- Michael Koehle
Airway Clearance Impairment
Effects of Intrapulmonary Percussive Ventilator on Respiratory Function
The goal of this clinical trial is to prove the benefit of intrapulmonary percussive ventilator in healthy volunteers. The main questions are: How can intrapulmonary percussive improve lung function？ What is the subjective…
- Trial name
- NCT06000618
- Testing
- Intrapulmonary Percussive ventilator
- Where
- China
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shanghai 10th People's Hospital
Healthy Volunteers, Muscle Tension
Soft Tissue Relaxation in Trumpet Players
This single-group pretest-posttest study examined the immediate effects of a single session of integrated soft tissue relaxation, combining instrument-assisted soft tissue mobilization (IASTM) and manual release techniques, on…
- Trial name
- NCT07904858
- Testing
- Integrated soft tissue relaxation (IASTM + manual release)
- Where
- Taiwan
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- National Taipei University of Nursing and Health Sciences