Clinical trials: Carbon Dioxide Pressure
Postoperative Pain
Postoperative Pain After a Laparoscopic Cholecystectomy
Randomized Controlled Trial to compare the effect of low (8 mmHg) versus Standard (14 mmHg) insufflation pressure of CO2 pneumoperitoneum on postoperative pain in patients undergoing laparoscopic cholecystectomy
- Trial name
- CPOP (NCT06685250)
- Testing
- Laparoscopic cholecystectomy
- Volunteers
- 190 people
- Sponsor
- Hopital Charles Nicolle
Acue Respiratory Distress Syndrome
Use of Extracorporeal CO2 Removal in Case of Moderate to Severe ARDS to Apply an Ultraprotective Mechanical Ventilation Strategy
The extracorporeal CO2 removal (ECCO2R) has been recently proposed in case of Acute Respiratory Distress Syndrome (ARDS) in order to reduce pulmonary injuries induced by the mechanical ventilation.
- Trial name
- ECCO2R (NCT04556578)
- Testing
- High-flow extracorporeal CO2 removal
- Where
- France
- Volunteers
- 2 people
- Sponsor
- University Hospital, Montpellier
Gynecologic Diseases
AirSeal®Insufflation Trocar/CO2 Absorption Study
The purpose of this study is to compare carbon dioxide (CO2) absorption during gynecologic laparoscopy using the AirSeal® valveless trocar system versus standard insufflation trocars at intra-abdominal pressures of 10 and 15…
- Trial name
- NCT02654808
- Testing
- AirSeal trocar, Standard trocar
- Where
- United States
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Columbia University
Endothelial Dysfunction, FMD
Role of Oxygen for Vascular Dysfunction
Hypoxemia may contribute increased morbidity and mortality in chronic obstructive pulmonary disease (COPD) patients. We aim to characterize the role of acute and chronic hypoxemia for vascular function.
- Conditions
- Endothelial Dysfunction, FMD, IMT, Microcirculation
- Trial name
- NCT02127333
- Where
- Germany
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Klinik für Kardiologie, Pneumologie und Angiologie
Carbon Dioxide
Validation of Continuous Transcutaneous Carbon Dioxide Monitoring in VA-ECMO Patients
Carbon dioxide in patients on veno-arterial extracorporeal membrane oxygenation (VA-ECMO) is eliminated via respirator as well as via the oxygenator's membrane of the ECMO machine.
- Trial name
- NCT04445909
- Testing
- VA-ECMO
- Where
- Austria
- Volunteers
- 30 people
- Sponsor
- Medical University of Vienna
CO2 Clearance, Mask Comfort
Noninvasive Ventilation Masks Carbon Dioxide Clearance in Normal Volunteers
This study will be a randomized crossover trial that will be conducted at Rush University. The study will be conducted with 20 healthy volunteers who will be placed on ICU ventilator operating in the NIPPV mode.
- Conditions
- CO2 Clearance, Mask Comfort, Rebreathing Exhaled Gas
- Trial name
- NCT03882723
- Testing
- Evaluated 4 masks used for NIV with mechanical ventilators
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Hypoxemia
SuperNO2VA Et Versus Oxygen Face Mask During Deep Sedation
The primary objective of the study is to prospectively and randomly compare the incidence, duration, and severity of oxygen desaturation between a nasal mask with nasal positive airway pressure (PAP) versus oxygen therapy with a…
- Trial name
- iOXYGENATE (NCT05175573)
- Testing
- SuperNO2VA Et Nasal Positive Pressure Mask, Supplemental Oxygen Face Mask
- Where
- United States
- Volunteers
- 110 people
- Sponsor
- Vyaire Medical
Hypoperfusion
POMCO2 Clinical Study MicroTrend System pCO2 Sensor
The objective of this non-significant risk (NSR) study is to evaluate the safety and efficacy of the MicroTrend System by correlating POMCO2 data with relevant clinical metrics including arterial pressure and heart rate.
- Trial name
- NCT05499624
- Testing
- MicroTrend System
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- ExoStat Medical, Inc.
Critical Illness
Transcutaneous Partial Oxygen and Carbon Dioxide Pressures Compared With Blood Gas Values
Partial blood oxygen and carbon dioxide pressures obtained in critical ill neonates by transcutaneous sensors will be compared to respective values obtained by medically indicated arterial and capillary blood gas analyses.
- Trial name
- OxiVenT (NCT03060018)
- Testing
- Sentec (SenTec) Digital Monitoring System with OxiVenT Sensor
- Where
- Switzerland
- Volunteers
- 113 people
- Sponsor
- Vera Bernet, MD
Intracranial Pressure, Circulation System
The Effect of Arterial Carbon Dioxide Levels on Cerebral Blood Flow and Cerebral Autoregulation in the Steep Trendelenburg Position During Robot-assisted Prostatectomy, and Its Effect on Postoperative Cognition
Patients scheduled for robot-assisted prostatectomy will be randomized to either high or low concentrations of carbon dioxide in the blood.
- Conditions
- Intracranial Pressure, Circulation System, Cerebral Perfusion Pressure, Cognitive Function
- Trial name
- TILTDOWN-3 (NCT06865027)
- Testing
- Ventilation strategy
- Where
- Norway
- Volunteers
- 46 people
- Sponsor
- University Hospital, Akershus
Ventilation, Bariatric Surgery
Effects of Different Anesthesia Machine Modalities on Bariatric Surgery Patients: a Prospective Randomized Controlled Study
The goal of this clinical trial is to explore the clinical significance and value of the PRVC ventilation mode in Bariatric Surgery Patients.
- Conditions
- Ventilation, Bariatric Surgery, Intracranial Pressure, Carbon Dioxide
- Trial name
- NCT06547411
- Testing
- PC Ventilation mode, VC Ventilation mode, PRVC Ventilation mode
- Where
- China
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Yu-Long Jia
Hyperventilation Syndrome, Hypocapnia
Comparison of Transcutaneous Vs End-tidal CO2 Pressure Measurements in Hyperventilation Syndrome Diagnosis
Hyper Ventilation Syndrome is a frequent disease affecting adults whose diagnosis is often belated or even unrecognized due to the lack of "gold standard" criteria.
- Conditions
- Hyperventilation Syndrome, Hypocapnia, Alkalosis, Respiratory, Hyperventilation
- Trial name
- TCvsPETCO2 (NCT03614806)
- Testing
- Simultaneous Transcutaneous and End-tidal CO2 measurements
- Where
- France
- Volunteers
- 14 people
- Sponsor
- University Hospital, Rouen
Acute Kidney Injury, Ventilated Patient in Intensive Care
The Value of Partial Arterial Carbon Dioxide Pressure - End-Tidal Carbon Dioxide Gradient Courses in Predicting Acute Renal Injury in Critically Ill Patients on Mechanical Ventilation: A Novel Hemodynamic Marker?
End-tidal carbon dioxide (EtCO₂) refers to the level of carbon dioxide in the air exhaled during expiration and is measured using capnography.
- Trial name
- NCT07654010
- Where
- Turkey (Türkiye)
- Volunteers
- 155 people
- Sponsor
- Malatya Egitim Ve Arastirma Hastanesi
Cardiopulmonary Exercise Test, End-Tidal Carbon Dioxide
Test-Retest Reliability And Validation For End-Tidal Carbon Dioxide Measurement (PetCO2) During Rest And Low-Loaded Steady State Work Using A Portable Capnograph.
The goal of this observational study is to investigate exhaled carbon dioxide measuring during rest and low-loaded work using a portable device (capnograph) and standard of care apparatus during a cardiopulmonary exercise test…
- Conditions
- Cardiopulmonary Exercise Test, End-Tidal Carbon Dioxide, VO2max, Ventilatory Physiology
- Trial name
- NCT07326449
- Where
- Sweden
- Volunteers
- 20 people
- Sponsor
- Linkoeping University
Premature Birth, Respiratory Distress Syndrome
Comparison of the Results of Transcutaneous Carbon Dioxide and Oxygen Pressure in Premature Neonates Who Underwent MIST Under HHHFNC or Nasal CPAP Methods
Intratracheal surfactant treatment is applied in Respiratory Distress Syndrome (RDS) Continious Positive Airway Pressure(CPAP) treatment.
- Conditions
- Premature Birth, Respiratory Distress Syndrome, Surfactant Deficiency Syndrome Neonatal
- Trial name
- TCOPHC (NCT04505176)
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Hacettepe University
Sepsis - to Reduce Mortality in the Intensive Care Unit, Septic Shock
Veno-arterial Carbon Dioxide Partial Pressure Difference (CO2gap) for Early Resuscitation of Septic Shock
Sepsis is a dysregulated host response to infection that leads to life-threatening organ dysfunction and represents a major healthcare problem.
- Trial name
- CARBON (NCT07179276)
- Testing
- CO2gap-guided resuscitation strategy
- Where
- 29 sites in France
- Volunteers
- 750 people
- Sponsor
- University Hospital, Clermont-Ferrand
Hyperventilation, Aneurysmal Subarachnoid Hemorrhage
Drug Intervention of Spontaneous Hyperventilation in Patients With Aneurysmal Subarachnoid Hemorrhage
Although spontaneous hyperventilation patients with aneurysmal subarachnoid hemorrhage closely associated with poor outcomes, the standard therapy remains unavailable.
- Conditions
- Hyperventilation, Aneurysmal Subarachnoid Hemorrhage, Cerebral Blood Flow
- Trial name
- NCT04940273
- Testing
- Remifentanil Injection [Ultiva]
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Capital Medical University
Cardiogenic Shock
Passive Leg Raising for Predicting Fluid Responsiveness in VA-ECMO Assisted Patients
Peripheral Veno-Arterial Extra Corporeal Membrane Oxygenation (VA ECMO) is a temporary assistance that provides a mechanical circulatory support in patients victim of cardiogenic shock (CS) or refractory cardiac arrest.
- Trial name
- PARANOVA (NCT04984603)
- Testing
- PLR in patients under VA-ECMO
- Where
- France
- Volunteers
- 60 people
- Sponsor
- University Hospital, Montpellier
Chronic Obstructive Pulmonary Disease
pCO2 Oscillations During Exercise: Relation to Cerebral Blood Flow and to Cognitive Dysfunction in COPD
Investigators wish to identify a relationship between substantial changes in carbon dioxide partial-pressure (pCO2), which frequently occur during the transitions from rest to exercise (ΔpCO2 >4 millimeters of mercury [mmHg] from…
- Trial name
- NCT02660437
- Testing
- Pulmonary Rehabilitation program
- Where
- Germany
- Volunteers
- 91 people
- Sponsor
- Schön Klinik Berchtesgadener Land
Neuromuscular Disease, Chronic Respiratory Insufficiency
Concordance Between ETCO2, PTCO2 and PaCO2 in the Home-ventilated Neuromuscular Patient
The purpose of this study is to compare the measure of the CO2 obtained on the end-tidal expiratory gas (ETCO2) with the value of CO2 obtained by transcutaneous measure (PTCO2), in home-ventilated neuromuscular patients.
- Conditions
- Neuromuscular Disease, Chronic Respiratory Insufficiency, Intermittent Positive-pressure Ventilation
- Trial name
- Capnovivo (NCT02068911)
- Testing
- Monitoring of ETCO2 and PTCO2
- Where
- France
- Volunteers
- 28 people
- Sponsor
- Centre d'Investigation Clinique et Technologique 805