Clinical trials: Ventilation and Oxygenation
Pulmonary Arterial Hypertension (PAH), Pulmonary Vascular Disease
Assessment of Total Pulmonary Resistance sPAP/CO Between Sea Level LA vs. High Altitude HA After Re-ascent in Patients With Pulmonary Arterial Hypertension PAH
To study the effect of a re-ascent after a one-week stay at sea level (after prior descent from 2850m) to high altitude (Quito Ecuador: 2850m) on pulmonary resistance (sPAP/CO) and other hemodynamic outcomes in patients with…
- Conditions
- Pulmonary Arterial Hypertension (PAH), Pulmonary Vascular Disease, High Altitude, Echocardiography
- Trial name
- NCT07804693
- Testing
- Re-Ascent from sea level to 2850m
- Where
- Switzerland
- Volunteers
- 20 people
- Sponsor
- Silvia Ulrich Somaini
Morbid Obesity in Cardiac Surgery Patients, Postoperative Respiratory Dysfunction
Prophylactic Use of APRV Before Extubation in Morbidly Obese Patients After Cardiac Surgery.
Morbidly obese patients undergoing open heart surgery are at increased risk of breathing problems after removal of the breathing tube due to reduced lung function and chest wall restriction following surgery.
- Conditions
- Morbid Obesity in Cardiac Surgery Patients, Postoperative Respiratory Dysfunction, Mechanical Ventilation Strategies
- Trial name
- APRV-OBESE-CS (NCT07409324)
- Testing
- Airway Pressure Release Ventilation (APRV), Conventional Lung-Protective Mechanical Ventilation
- Volunteers
- 180 people
- Sponsor
- Ain Shams University
Hypoxemic Respiratory Failure
A Pilot Study Comparing Oxygen Delivery Via Helmet Interface Versus High Flow Nasal Cannula
Our main objective is to collect feasibility data on helmet NIPPV and other clinical elements in to eventually prepare for a full scale randomized trial based on findings of this pilot study.
- Trial name
- NOVA-pilot (NCT04035460)
- Testing
- Helmet, High Flow Nasal Oxygen
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Baystate Medical Center
Hypoxia, Hypotension
Vasopressors for Cerebral Oxygenation
Liberal fluid administration is one of risk factors of developing acute lung injury (ALI) in thoracic surgery. Therefore, the investigators try to restrain fluid administration, and in the case of intraoperative hypotension, the…
- Trial name
- NCT02009007
- Testing
- dopamine, phenylephrine
- Where
- South Korea
- Volunteers
- 50 people
- Sponsor
- Samsung Medical Center
Respiratory Distress Syndrome, Adult
Can Novel Oxygenation Indices Guide the Diagnosis of Acute Respiratory Distress Syndrome
This study aims to determine the cut-off values of the new oxygenation indices and further investigate their capabilities in diagnosing ARDS and predicting its severity in ICU.
- Trial name
- NCT06430619
- Where
- Turkey (Türkiye)
- Volunteers
- 2,000 people
- Sponsor
- Başakşehir Çam & Sakura City Hospital
Heart Defects, Congenital, Respiratory Insufficiency
Study Using Citrate to Replace Heparin in Babies Requiring Extracorporeal Membrane Oxygenation (ECMO)
The purpose of this study is to determine the safety and efficacy of citrate to provide anticoagulation of an ECMO circuit without patient anticoagulation.
- Trial name
- NCT00968565
- Testing
- sodium citrate
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Vanderbilt University
Respiratory Distress Syndrome, Pediatric, Altitude Hypoxia
Altitude and Outcomes in Pediatric ARDS: A Multicenter Study
This multicenter observational study will evaluate the association between geographic altitude, availability of critical care resources, and clinical outcomes in children with pediatric acute respiratory distress syndrome…
- Conditions
- Respiratory Distress Syndrome, Pediatric, Altitude Hypoxia, High Altitude Effects
- Trial name
- LARed-ALT (NCT07193771)
- Testing
- Geographic Altitude
- Where
- 20 sites in Bolivia, Chile and 3 more
- Volunteers
- 1,600 people
- Sponsor
- Latin American Pediatric Collaborative Network
Respiratory Distress Syndrome
Impact of Different Modes of Noninvasive Ventilation on Regional Oximetry and Hemodynamics in Premature Newborn
The purpose of this study is to examine the blood flow and the delivery of oxygen to the brain and gut in preterm babies while they are supported with two modes of breathing machine and compare these two methods to see if one…
- Trial name
- NCT01942967
- Testing
- Echocardiography, Near Infrared Spectroscopy Monitoring
- Where
- 2 sites in Canada
- Volunteers
- 10 people
- Sponsor
- University of Manitoba
Hypoxia, Pars Plana Vitrectomy
Influence of HFNO on Spontaneous Breathing Support in Patients of Different ASA Risk During Moderate Multimodal Analgo-sedation for Pars Plana Vitrectomy
Pars plana vitrectomy is minimally invasive endoscopic procedure which is usually performed in moderate analgo-sedation given by anesthesiologist combined with topical anesthesia and regional eye anesthesia (retrobulbar or…
- Conditions
- Hypoxia, Pars Plana Vitrectomy, Respiratory Complications
- Trial name
- NCT04055077
- Testing
- Low-flow nasal oxygenation (LFNO) ASA I, Low-flow nasal oxygenation (LFNO) ASA II, Low-flow nasal oxygenation (LFNO) ASA III
- Where
- Croatia
- Volunteers
- 176 people
- Sponsor
- University of Split, School of Medicine
Acute Respiratory Failure
Pharmacokinetic Alterations During ECMO
In a healthy patient, the lungs provide oxygen to the blood and remove carbon dioxide. However, in patients with severe lung failure, blood may not adequately be delivered to the lungs, or the lungs may not adequately supply…
- Trial name
- NCT01938079
- Testing
- Ketamine, Sedative drug regimen
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Columbia 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
Head Injury Trauma, Hyperventilation
Hyperventilation in Patients With Traumatic Brain Injury
Elevated intracranial pressure is a dangerous and potentially fatal complication after traumatic brain injury. Hyperventilation is a medical intervention to reduce elevated intracranial pressure by inducing cerebral…
- Trial name
- NCT03822026
- Testing
- Hyperventilation test
- Where
- Switzerland
- Volunteers
- 11 people
- Sponsor
- University of Zurich
Oxygen, pH
Comparison of the Effects of High-flow Nasal Cannula Oxygen and Jet Ventilation Techniques
Endoscopic microsurgical procedures of the larynx (direct examination-bx, microlaryngeal resection) require the anesthesiologist and surgeon to work in the same area throughout the procedure, and while ventilation is provided…
- Conditions
- Oxygen, pH, End-tidal Carbon Dioxide
- Trial name
- NCT05746949
- Testing
- oxygenization techniques
- Where
- Turkey (Türkiye)
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Istanbul University
One-lung Ventilation, Chronic Obstructive Pulmonary Disease
Assessment of Salbutamol Effect on Arterial Oxygenation in COPD Patients During One-lung Ventilation
One-lung ventilation (OLV) is essential part of anesthesia during thoracic procedures. However, OLV induces a drastic increase of intrapulmonary shunt due to maintained pulmonary perfusion through the nonventilated lung, which…
- Trial name
- NCT05914285
- Testing
- 5ml of inhaled normal saline, 2.5mg (2.5ml) of inhaled salbutamol and 2.5ml of inhaled normal saline
- Where
- South Korea
- Volunteers
- 90 people
- Sponsor
- Yonsei University
Respiratory Failure
Flow veRsus OxygeNaTion In acutE ReSpiratory Failure
High flow nasal oxygen therapy has been widely used but guidelines as to the optimal starting flow rate and oxygen percentage are not available.
- Trial name
- Frontiers (NCT03223948)
- Testing
- 'Optiflow'
- Where
- United Kingdom
- Volunteers
- 180 people
- Sponsor
- NHS Greater Glasgow and Clyde
Cardiogenic Shock, Extracorporeal Membrane Oxygenation Complication
Impact of ECMO Cannula Chlorhexidine-impregnated Dressings to Decrease Extracorporeal Membrane Oxygenation-cannula Related Infection Rate
The Dressing-ECMO trial is a prospective, open-label, multicenter, controlled trial randomizing patients who received percutaneous ECMO to cannula chlorhexidine-impregnated dressing vs standard dressing.
- Conditions
- Cardiogenic Shock, Extracorporeal Membrane Oxygenation Complication, Acute Respiratory Distress Syndrome, Infections
- Trial name
- DRESSING-ECMO (NCT05750576)
- Testing
- Chlorhexidine-impregnated dressings, Non impregnated dressings
- Where
- 6 sites in France
- Volunteers
- 270 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
High Altitude, Healthy Adult
Assessment of Total Pulmonary Resistance sPAP/CO Between High Altitude HA vs. Sea Level LA in Healthy Individuals H
To study the effect of relocation from high altitude (Quito Ecuador: 2850m) to sea level on pulmonary resistance (sPAP/CO) and other hemodynamic outcomes in healthy individuals, who live permanently >2600m.
- Conditions
- High Altitude, Healthy Adult, Echocardiography, Pulmonary Resistance
- Trial name
- NCT07804485
- Testing
- Descent from 2850m to sea level
- Where
- Switzerland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Silvia Ulrich Somaini
Anesthesia, General, Apnea
High-flow Nasal Oxygenation for Open Mouth
This study aims to evaluate the effect of high-flow nasal oxygenation on safe apnea time for children undergoing general anesthesia, with their mouth open.
- Trial name
- NCT04290728
- Testing
- Apnea with high-flow nasal cannula, Apnea
- Where
- South Korea
- Volunteers
- 15 people
- Sponsor
- Seoul National University Hospital