Clinical trials: Differential Lung Ventilation
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
Atelectasis, Postoperative Pulmonary
Evaluation of the Effects of Different Ventilation Modes Used During Anesthesia Awakening on the Frequency of Postoperative Atelectasis
In our study, we aimed to detect atelectasis developing in patients undergoing surgery under general anesthesia using transthoracic lung ultrasonography and to investigate the effect of ventilation methods used during recovery…
- Trial name
- NCT06358027
- Testing
- lung ultrasound
- Volunteers
- 278 people, healthy volunteers welcome
- Sponsor
- Dokuz Eylul University
Postoperative Cognitive Impairment, Optic Nerve Sheath Edema
Effect of Different Ventilation Modes on POCD in Elderly Patients with Abdominal Wall Hernia
The purpose of this clinical trial is to understand the effect of different ventilation patterns during surgery on postoperative cognitive impairment in elderly patients with abdominal wall hernias.
- Trial name
- NCT06764745
- Testing
- PC Ventilation Modes, VC Ventilation Modes, PRVC Ventilation Modes
- Where
- China
- Volunteers
- 471 people, healthy volunteers welcome
- Sponsor
- Inner Mongolia University of Science and Technology
Healthy Volunteers
Comparison of the Effect of Different Inspiratory Loads on Diaphragmatic Function in Healthy Individuals
This pilot study aims to evaluate how the diaphragm responds to different inspiratory muscle training loads using ultrasound in healthy individuals.
- Trial name
- NCT07143721
- Where
- Spain
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Vigo
Pulmonary Ventilation
Comparison of Ventilation Tubes Among Anesthetized Pediatrics
To discover whether different types of ventilation breathing tube influence ventilation effect of children/ neonate, the investigators analysis tidal volume, end tidal carbon dioxide, compliance among children and neonate under…
- Trial name
- NCT03822689
- Testing
- Ventilator breathing tube F2220, Ventilator breathing tube F2216, Ventilator breathing tube F1520
- Where
- Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mackay Memorial Hospital
Lung Diseases
Breath Analysis by Ion Mobility Spectrometry
Recognition of disease specific clusters of volatile organic compounds in patients with different lung diseases, using breath analysis with ion mobility spectrometry.
- Trial name
- NCT00632307
- Where
- Germany
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Lung Clinic Hemer
Chronic Obstructive Pulmonary Disease (COPD), Whole Body Vibration
Acute Effect of Different Frequency of Whole Body Vibration (WBV) on Healthy and Chronic Obstructive Pulmonary Disease (COPD)
Chronic obstructive pulmonary disease (COPD) is an irreversible disorder characterized by persistent airflow limitation and increased lung compliance.
- Trial name
- NCT07509606
- Testing
- Whole body vibration
- Where
- Taiwan
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- National Cheng Kung University
Manual Ventilation
Comparison of Two Different Resuscitation Devices
There is a complex physiological process involved in establishing regular breaths at birth. After initiation of the first breath, fluid is removed from the alveoli and enough pressure must be generated to inflate the lungs .
- Trial name
- NCT03587987
- Testing
- Neopff, rPap
- Where
- Ireland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University College Cork
Obstructive Airway Disease
In Patients With Obstructive Airway Disease, Investigate the Effects of Different Breathing Strategies and Pedaling Rates on the Physiological Response to Bicycle Exercise
The definition of obstructive airway disease is a ratio of the forced expiratory volume in one second (FEV1) to the forced vital capacity (FVC) of less than 0.7, which includes conditions such as chronic obstructive pulmonary…
- Trial name
- NCT06332820
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Healthy Volunteers
Lung Deposition Via Different Inhalation Devices
The purpose of this study is to assess the deposition of budesonide to the lung after inhalation with 5 different devices and to relate the findings to in vitro properties of inhaled budesonide.
- Trial name
- NCT00975754
- Testing
- Pulmicort pMDI HFA, Budesonide pMDI HFA, Pulmicort Repulses
- Where
- Sweden
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Laparoscopic Cholecystectomy, Mechanical Ventilation
Mechanical Power During Different Ventilation Modes in Laparoscopic Surgery
This study investigates how different breathing machine (ventilator) settings affect the energy delivered to the lungs during surgery.
- Conditions
- Laparoscopic Cholecystectomy, Mechanical Ventilation, Ventilator-Induced Lung Injury
- Trial name
- NCT07670494
- Testing
- Volume-Controlled Ventilation (VCV), Pressure-Regulated Volume Control (PRVC)
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital
Healthy
The Effects of Different Flow Settings on Lung Impedance
This prospective, randomized crossover trial will enroll adult healthy volunteers. Initially, the subject's peak inspiratory flow will be measured using a mask connected with a respiratory monitor.
- Trial name
- NCT06228703
- Testing
- High-flow nasal cannula device with flow setting at 40 L/min or higher
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Laryngeal Masks Comparison
Ventilation With Supraglottic Airway Devices
Airo-Q Self Pressurized airway device with Blocker will be compared with Proseal LMA in anesthetized adult female patients undergoing elective surgeries to discuss the influence of different head and neck positions on the…
- Trial name
- NCT04421261
- Testing
- Air-Q Self Pressurized Airway Device with Blocker, Proseal Laryngeal Mask Airway
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Reham Ali Abdelhaleem Abdelrahman
Rigid Bronchoscopy Ventilation
Clinical Effects of Different Ventilation Strategies in Rigid Bronchoscopy Procedures
This study compares the effects of different ventilation strategies on patient safety and respiratory parameters during rigid bronchoscopy procedures.
- Trial name
- RBV-HFJV (NCT07860918)
- Testing
- Jet Ventilation, Spontaneous Assisted Ventilation
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- The Affiliated Hospital of Qingdao University
Morbid Obesity, Bariatric Surgery Candidate
EPO2-PV: Evaluation of Pre-Oxygenation Conditions in Morbidly Obese Volunteer: Effect of Position and Ventilation Mode
The risk of complications associated with airway management in obese patients is significant. The results of pre-oxygenation allow a prolonged non-hypoxic apnea time for the clinician.
- Trial name
- EPO2-PV (NCT02121808)
- Testing
- NIPPV, Tidal volume
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Laval University
Chronic Obstructive Pulmonary Disease
Prevalence of Undiagnosed Chronic Obstructive Pulmonary Disease Sufferers in the Region of Murcia
The purpose of this study is determine the prevalence of undiagnosed Chronic Obstructive Pulmonary Disease (COPD) in population served and with exposure to cigarettes in the Region of Murcia
- Trial name
- NCT01380470
- Where
- Spain
- Volunteers
- 1,052 people, healthy volunteers welcome
- Sponsor
- Fundacion para la Formacion e Investigacion Sanitarias de la Region de Murcia
Cardiac Arrest
Comparison of Bystander Fatigue and CPR Quality When Using Two Different CPR Ratios.
STUDY OBJECTIVES The overall goal of this study is to compare bystander fatigue and CPR quality after 5 minutes of the new 30:2 versus the old 15:2 chest compression to ventilation International Resuscitation Guidelines, in a…
- Trial name
- NCT00380757
- Testing
- bystander CPR using 30:2 ratio vs 15:2 ratio
- Where
- Canada
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Ottawa Hospital Research Institute
Cryotherapy Effect
Effects of Cold Application on Exercise Performance
It is of utmost importance to determine the individual upper limits in the recommended exercises for increasing the level of physical activity and for developing the cardiovascular system.
- Trial name
- NCT03776734
- Testing
- Cryotherapy application
- Where
- Cyprus
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Eastern Mediterranean University
Reperfusion Injury, Oxidative Stress
Comparison of Oxidative Stress Changes in Different Ventilation Strategies During Gynecologic Laparoscopic Surgery
Ischemia-reperfusion injury resulted from pneumoperitoneum during laparoscopic surgery have been reported in some literatures. There are no studies investigating the time course of changes in oxidative stress markers in…
- Trial name
- NCT02512640
- Testing
- Volume-controlled ventilation, Pressure-controlled ventilation
- Where
- Taiwan
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Respiratory Function, Pediatric Anesthesia
Effects of Different Inspiratory:Expiratory Ratios on Respiratory and Recovery Outcomes During Dental Procedures Under General Anesthesia in Pediatric Patients
This observational study aims to evaluate the effects of different inspiratory to expiratory (I:E) ratios (1:2 vs. 1:3) during mechanical ventilation in pediatric patients undergoing dental procedures under general anesthesia.
- Conditions
- Respiratory Function, Pediatric Anesthesia, General Anesthesia
- Trial name
- NCT07323420
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Kırıkkale University