Clinical trials: End-Tidal Carbon Dioxide
Kyphoplasty, Prone Position
TCI Versus Manual TIVA for Sedation During Prone Kyphoplasty: Effects on Respiration, Recovery, and EEG
This single-center, prospective, observational study compares target-controlled infusion (TCI) versus manually administered total intravenous anesthesia (TIVA) for sedation in patients undergoing kyphoplasty in the prone…
- Conditions
- Kyphoplasty, Prone Position, Target Controlled Infusion of Propofol, End Tidal Carbon Dioxide
- Trial name
- NCT07745348
- Testing
- Target controlled infusion of propofol, non invasive ETCO2 monitoring
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Marmara University Pendik Training and Research Hospital
Respiration Rate Detection
Respiration Measured Via End-tidal CO2 and Spirometry Study (RESPI)
To collect respiration data via end-tidal CO2 and spirometry and compare respiration rates measured via the two methods.
- Trial name
- RESPI (NCT07537478)
- Testing
- Wearable Respiration mask - exercise, Wearable respiration Mask
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Boston Scientific Corporation
Critical Care, Intensive Care, Critical Illness
Validation of the Turkish RDOS Using End-Tidal Carbon Dioxide
Dyspnea is a complex and distressing symptom frequently observed in critically ill patients and is associated with increased morbidity, mortality, and prolonged intensive care unit (ICU) stay.
- Trial name
- NCT07383389
- Volunteers
- 64 people
- Sponsor
- Istinye University
Septic Shock, Hypovolemia
Assessment of Fluid Responsiveness in Septic Shock Patients, Can End-tidal co2 Measurement Help?
Fluid therapy is important in patients with sepsis and septic shock. There are many invasive and non-invasive methods to assess fluid responsiveness in patients.
- Conditions
- Septic Shock, Hypovolemia, Sepsis
- Trial name
- NCT05557461
- Testing
- End-tifdal co2, systolic, diastolic blood pressure, ppv values and vci distensibility
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Bozyaka Training and Research Hospital
Complication of Anesthesia
End Tidal Carbon Dioxide in Minimal Sedation
This randomized controlled study investigated the effect of end-tidal carbon dioxide monitoring in pediatric patients undergoing minimal sedation.
- Trial name
- ETCO2 (NCT04868266)
- Testing
- end tidal carbon dioxide monitoring
- Where
- South Korea
- Volunteers
- 214 people
- Sponsor
- Seoul National University Hospital
COPD
End Tidal Carbon Dioxide Monitoring for Evaluating Changes of PaCO2 After Noninvasive Mechanical Ventilation in COPD
Sidestream end-tidal CO2 has been found to be closely correlated to PaCO2 especially when people have the stable hemodynamics and normal lung function.
- Trial name
- NCT01821365
- Where
- China
- Volunteers
- 40 people
- Sponsor
- The First Affiliated Hospital of Guangzhou Medical University
Pain
Safety Study of Analgesia After Craniotomy Surgery With End Tidal (ET) Carbon Dioxide (CO2) Monitoring
This research is being done to compare two methods of giving fentanyl, a narcotic often given to patients following brain surgery and determine if one method has more side effects than the other.
- Trial name
- NCT01327677
- Testing
- Fentanyl
- Where
- United States
- Volunteers
- 137 people
- Sponsor
- Johns Hopkins University
Idiopathic Intracranial Hypertension
The Effects of MAP and EtCO2 on Venous Sinus Pressures
The purpose of this study is to further elaborate the role of both arterial blood pressure and end-tidal carbon dioxide concentration on measured venous pressures.
- Trial name
- NCT03867461
- Testing
- Venous Sinus Stenting, Adjustment to end-tidal carbon dioxide concentrations ( 38-40 mmHg range), Adjustment to Mean Arterial Pressure (100-110 mmHg range)
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Wake Forest University Health Sciences
Circulatory Failure, Critical Illness
Role of End-Tidal CO2 During Passive Leg Raising to Predict Fluid Responsiveness in ICU
This prospective observational study evaluates whether monitoring changes in exhaled carbon dioxide (End-Tidal CO2 or EtCO2) during a "Passive Leg Raising" (PLR) test can reliably predict fluid responsiveness in critically ill…
- Conditions
- Circulatory Failure, Critical Illness, Hypovolemia
- Trial name
- NCT07304648
- Where
- Turkey (Türkiye)
- Volunteers
- 68 people
- Sponsor
- Izmir Katip Celebi University
Hypoxemia
Real-Time End-Tidal Carbon Dioxide Monitoring for Early Warning of Hypoxemia in Painless Gastrointestinal Endoscopy
Using Capnography for Safer Sedation in Painless Gastrointestinal Endoscopy Why is this study important? For procedures like painless gastroscopy and colonoscopy, patients receive sedation to ensure comfort.
- Trial name
- NCT07489157
- Testing
- a microstream capnography nasal end-tidal carbon dioxide sampling tube
- Where
- China
- Volunteers
- 460 people
- Sponsor
- Chinese PLA General Hospital
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
Intraoperative Ventilation
Arterial to End-Tidal Carbon Dioxide Difference During Pediatric Laparoscopic Surgeries
Studying the arterial to end-tidal carbon dioxide difference in children undergoing laparoscopic surgeries under different intra-abdominal pressures is of extreme importance.
- Trial name
- PaCO2-EtCO2 (NCT03361657)
- Where
- Egypt
- Volunteers
- 29 people
- Sponsor
- Assiut University
Video-Assisted Thoracoscopic Surgery, One-Lung Ventilation
Trending Ability of End-Tidal Capnography to Reflect Arterial Carbon Dioxide Changes in One-Lung Ventilation
In this study, we want to find out if measuring carbon dioxide from a patient's breath (end-tidal CO₂ or ETCO₂) can reliably reflect changes in blood carbon dioxide levels (arterial CO₂ or PaCO₂) during lung surgery.
- Conditions
- Video-Assisted Thoracoscopic Surgery, One-Lung Ventilation, Capnography, Blood Gas Analysis
- Trial name
- NCT06835894
- Volunteers
- 115 people
- Sponsor
- Koç University
Carbon Monoxide Exposure
End-Tidal Carbon Dioxide as a Measure of Carboxyhemoglobin in Carbon Monoxide Poisoning
The purpose of this study is to determine whether a relationship exists between EtCO2 and carboxyhemoglobin levels in carbon monoxide exposure.
- Trial name
- NCT01859156
- Where
- United States
- Volunteers
- 151 people
- Sponsor
- Hennepin Healthcare Research Institute
Renal Colic
Short-term Perfusion Effects: Dexketoprofen/Tramadol
Background: Acute renal colic is a common reason for admission to the emergency department (ED) and is associated with severe pain, sympathetic activation and metabolic stress.
- Trial name
- DeXTra-RC (NCT07386288)
- Testing
- Tramadol, Dexketoprofen Trometamol, IV Tramadol + IV Dexketoprofen Trometamol
- Where
- Turkey (Türkiye)
- Volunteers
- 102 people
- Sponsor
- Ataturk University
Respiratory Disease
Assessment of End-tidal Carbon Dioxide Levels in Respiratory Disease
The investigators aim to evaluate the correlation between PetCO2, PaCO2, and PtcCO2 in patients with respiratory diseases. The investigators also evaluate the correlation between PetCO2, PaCO2, and PtcCO2 changes over time.
- Trial name
- NCT05188976
- Where
- Japan
- Volunteers
- 40 people
- Sponsor
- National Hospital Organization Minami Kyoto Hospital
End Tidal Carbon Dioxide, Cardiometry
Correlation Between Changes in End-Tidal Carbon Dioxide and Stroke Volume Variation Detected by Electrical Cardiometry as A Predictor of Fluid Volume Responsiveness in Hemodynamically Unstable Patients in the Intensive Care
This study will be conducted to assess the role of end-tidal carbon dioxide (PETCO2) monitoring to predict the fluid volume responsiveness in correlation with stroke volume variation detected by electrical cardiometry in patients…
- Conditions
- End Tidal Carbon Dioxide, Cardiometry, Fluid Responsiveness, Shock
- Trial name
- NCT03932617
- Testing
- end tidal carbon dioxide by capnography
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Tanta University
Hypercapnia, Exercise
Hypercapnia: Cognitive Effects and Monitoring
The investigators will simulate the conditions of a working, helmeted diver by using exercising, "head out" immersed subjects to test the following hypotheses: 1.
- Conditions
- Hypercapnia, Exercise, Nitrogen Narcosis, Diving
- Trial name
- NCT01782625
- Testing
- NO exercise at depth, exercise at depth
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Duke University
Ventilation, End-Tidal Carbon Dioxide
End-tidal Carbon Dioxide Monitoring in Low Tidal Volume Ventilation
In cases where there is no ventilation-perfusion problem, the end-tidal carbon dioxide (ETCO2) value is closely associated with partial arterial carbon dioxide pressure (PaCO2); therefore, the PaCO2 value can be estimated using…
- Trial name
- ETCO2 (NCT04281589)
- Testing
- if the ventilation parameter caused desaturation or hypercapnia we will change the parameter
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Bakirkoy Dr. Sadi Konuk Research and Training Hospital
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