Clinical trials: Ventilation and Oxygenation
Esketamine, One-lung Ventilation
Effects of Esketamine on Oxygenation and Quality of Recovery in Patients Undergoing Thoracoscopic Surgery
A total of 126 patients undergoing elective thoracoscopic surgery under general anesthesia were randomly divided into three groups: normal saline group (Group C), dexmedetomidine group (Group D), and esketamine group (Group…
- Conditions
- Esketamine, One-lung Ventilation, Oxygenation Indices
- Trial name
- OLV;Esk (NCT06822088)
- Testing
- Esketamine, Dexmedetomidine, Normal Saline
- Where
- China
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Jinqiao Qian
Healthy, Healthy Adult
Sleep-Assessment in Patients 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 sleeping parameters by polygraphy in healthy individuals, who live permanently >2600m.
- Conditions
- Healthy, Healthy Adult, High Altitude Effects, High Altitude
- Trial name
- NCT07801950
- Testing
- Descent from 2850m to sea level and re-ascent back to 2850m
- Where
- Switzerland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Silvia Ulrich Somaini
Tracheal Stenosis
Modified Endotracheal Balloon Dilator to Improve Patient Oxygenation and Allow Ventilation During Airway Procedures
The purpose of the study is to prospectively assess the use of a modified tracheal balloon dilator that allows gas flow (oxygenation and ventilation) through the device while inflated during dilatation.
- Trial name
- NCT02796326
- Testing
- improved tracheal balloon dilatation
- Where
- South Africa
- Volunteers
- 20 people
- Sponsor
- University of Cape Town
Respiratory Failure
Hyperoxia, Erythropoiesis and Microcirculation in Critically Ill Patient
Prospective observational study in 40 adult critically ill patients. Patients were eligible if they were mechanically ventilated with an FiO2 ≤0.5 and PaO2/FiO2 ≥200 mmHg and hemodynamically stable with a hemoglobin ≥9 g/dL, no…
- Trial name
- NCT02481843
- Testing
- 2 hours of hyperoxia (FiO2 = 1)
- Where
- Italy
- Volunteers
- 40 people
- Sponsor
- Università Politecnica delle Marche
Respiratory Distress Syndrome, Adult, Multi-antibiotic Resistance
Multi-drug Resistant Gram-negative Bacteria and Veno-venous Extracorporeal Membrane Oxygenation (ECMO)
Veno-venous extracorporeal membrane oxygenation (VV-ECMO) is a life-support technique used in patients with most severe acute respiratory distress syndrome (ARDS).
- Trial name
- MDR-ECMO (NCT06199141)
- Where
- Italy
- Volunteers
- 279 people
- Sponsor
- University of Padova
Acute Lung Injury, Respiratory Distress Syndrome, Adult
Measuring Energy Expenditure in ECMO (Extracorporeal Membrane Oxygenation) Patients
With the perception that lung protective ventilation with regard to low tidal volume ventilation and limiting airway pressures improves outcome in ARDS (acute respiratory distress syndrome) and that the development of new…
- Trial name
- MEEP (NCT01992237)
- Where
- Germany
- Volunteers
- 40 people
- Sponsor
- Charite University, Berlin, Germany
Acute Respiratory Distress Syndrome, Acute Lung Injury
Iloprost Effects on Gas Exchange and Pulmonary Mechanics
This study will examine the hypothesis that iloprost maintains and improves ventilation perfusion matching in patients with pulmonary hypertension and ARDS/ALI as reflected by 1) an improved PaO2/FIO2 ratio as calculated from the…
- Conditions
- Acute Respiratory Distress Syndrome, Acute Lung Injury, Pulmonary Hypertension
- Trial name
- NCT01274481
- Testing
- Iloprost
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Oklahoma
SARS-CoV2 Infection, Covid19
S-Nitrosylation Therapy of COVID-19
The primary objective of this study is to provide expanded access of S-nitrosylation therapy for the treatment of severe acute respiratory syndrome coronavirus (SARS-CoV2) infection.
- Trial name
- NCT04528771
- Testing
- SNO, Nitrogen gas
- Where
- United States
- Sponsor
- James Reynolds
Hypoxemia, Esophageal Cancer
High-flow Nasal Cannula Oxygenation in Sedated Endoscopy for High-risk Obstructive Sleep Apnea Patients
Hypoxia is the most common adverse event during propofol sedation for gastrointestinal endoscopy. The STOP-BANG questionnaire is a widely used, simple assessment tool for screening obstructive sleep apnea (OSA) risk.
- Conditions
- Hypoxemia, Esophageal Cancer, Gastric Cancer (Diagnosis), Colon Cancer
- Trial name
- NCT07155330
- Testing
- High-flow nasal cannula
- Where
- China
- Volunteers
- 80 people
- Sponsor
- Zhejiang University
Environmental Sleep Disorder, Cheyne-Stokes Respiration
Monitoring of the Cerebral Tissue Oxygenation and Perfusion in the Adapting Climber During Sleep in High Altitude
One of the major challenges in adapting to high altitudes is that with increasing altitude sleeping quality declines rapidly. Thus, the night sleep can only provide limited to none regeneration.
- Conditions
- Environmental Sleep Disorder, Cheyne-Stokes Respiration, Altitude Sickness
- Trial name
- PerOxySleep (NCT01465971)
- Where
- Germany
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Goethe University
COPD, One Lung Ventilation
Effects of Dexmedetomidine on Respiratory Mechanics and Oxygenation During One Lung Ventilation With Chronic Obstructive Lung Disease
COPD is often associated with the airflow limitation and the pulmonary hyperinflation. During the one-lung ventilation (OLV), COPD patients' physiologic dead space increases and hypercapnia may develop.
- Trial name
- NCT02185430
- Testing
- saline infusion, dexmedetomidine infusion
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Acute Brain Injury, Ventilator-Induced Lung Injury
Ventilator Settings on Patients With Acute Brain Injury
The present study is an explorative analysis of the relationship between cerebral blood perfusion and oxygenation and lung mechanical variables at different ventilator settings.
- Conditions
- Acute Brain Injury, Ventilator-Induced Lung Injury, Cerebrovascular Circulation
- Trial name
- NCT03278769
- Testing
- Lung protective ventilator settings
- Where
- Norway
- Volunteers
- 27 people
- Sponsor
- University Hospital of North Norway
High Altitude, Six-minute Walk Test
Assessment of Six-minute Walking Distance 6MWD Between High Altitude HA vs. Sea Level LA in Healthy Individuals H
To study the effect of descent from high altitude (Quito Ecuador: 2850m) to sea level on six-minute walking distance and scores in healthy individuals, who live permanently >2600m.
- Conditions
- High Altitude, Six-minute Walk Test, High Altitude Effects, Healthy
- Trial name
- NCT07801872
- Testing
- Descent from 2850m to sea level
- Where
- Switzerland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Silvia Ulrich Somaini
Coronavirus Infection, COVID
Cytokine Adsorption in Patients With Severe COVID-19 Pneumonia Requiring Extracorporeal Membrane Oxygenation
In December 2019 in the city of Wuhan in China, a series of patients with unclear pneumonia was noticed, some of whom have died of it.
- Conditions
- Coronavirus Infection, COVID, SARS-CoV 2, Respiratory Failure
- Trial name
- CYCOV-II (NCT04385771)
- Testing
- vv-ECMO + cytokine adsorption (Cytosorb adsorber), vv-ECMO only (no cytokine adsorption)
- Where
- 3 sites in Germany
- Volunteers
- 80 people
- Sponsor
- Dr. Alexander Supady
ARDS, Multi-organ Failure
Biomarker of Lung Injury in ARDS Patients Receiving ECMO Support
The goal of this project is to find a marker expression that the investigators can use to trace symptom progression and develop a more efficient therapy to enhance ARDS patient survival rate and better post-ICU life quality.
- Trial name
- ARDS (NCT01967602)
- Where
- Taiwan
- Volunteers
- 70 people
- Sponsor
- National Taiwan University Hospital
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
Obstructive Sleep Apnea, Obesity
Effect of Nasal Positive Airway Pressure Versus Standard Care on Oxygenation and Ventilation During Propofol-based Sedation for Colonoscopy in Patients With High Risk of Airway Obstruction
The purpose of this study is to to compare oxygenation and ventilation on spontaneously ventilating obese patients or those with diagnosed or undiagnosed Obstructive sleep apnea (OSA) undergoing day colonoscopy under Propofol…
- Trial name
- NCT05524220
- Testing
- Standard care with a facemask., SuperNO2VA™EtCO2 (Nasal Oxygenating Ventilating Apparatus)
- Where
- United States
- Volunteers
- 139 people
- Sponsor
- The University of Texas Health Science Center, Houston
Atelectasis, Ventilation, Mechanical
Impact of Nebulized Dornase Alpha on Mechanically Ventilated Patients
The investigators hypothesized that dornase alpha, administered twice a day (BID) by in-line nebulizer, would improve oxygenation, compliance, and time to extubation in adult patients receiving mechanical ventilation.
- Trial name
- NCT01095276
- Testing
- Pulmozyme (nebulized dornase alpha), Saline
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Medicine and Dentistry of New Jersey
Prone Position, Acute Respiratory Distress Syndrome
Prone Position With Different Types of Cushions in Patients With ARDS
The prone maneuver is a well-established therapy in ARDS. Traditionally, the maneuver is perform with thoraco-abdominal cushions.
- Trial name
- PronEIT (NCT06184490)
- Testing
- Prone position with thoraco-abdominal cushion
- Where
- Brazil
- Volunteers
- 12 people
- Sponsor
- Hospital de Clinicas de Porto Alegre
Hypoxemia, COPD
The Effectiveness of Two Distinct Ventilation Strategies Escalating Positive End Expiratory Pressure (PEEP) and Lung Recruitment Maneuvers in Improving Oxygenation
This study evaluates and compares the effectiveness of two distinct ventilation strategies-escalating PEEP and lung recruitment maneuvers-in improving oxygenation (i.e., managing hypoxemia) in COPD patients undergoing VATS.
- Trial name
- NCT06847412
- Testing
- Escalating PEEP, Sustained inflation
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Ain Shams University