Clinical trials: Carbon Dioxide Pressure
Acid-Base Imbalance, Respiratory Acidosis
Non Carbonic Buffer Power of Critical Ill Patients With Sepsis
Alterations of acid-base equilibrium are very common in critically ill patients and understanding their pathophysiology can be important to improve clinical treatment.
- Conditions
- Acid-Base Imbalance, Respiratory Acidosis, Respiratory Alkalosis
- Trial name
- NCT03503214
- Testing
- In vitro determination of non-carbonic buffer power, Classic description of acid-base status
- Where
- Italy
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico
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
Accuracy of the SofTouch Device Measuring Blood Glucose and Other Parameters
A Comparative Study of the SoftTouch Non-Invasive Finger-Mounted Device
1. Aim: SoftTouch is a non-invasive device intending for use in the temporarily quantitative measurement of peripheral blood biomarkers.
- Trial name
- NCT00712361
- Testing
- Non Invasive peripheral blood screening (Cnoga Medical Ltd.,SofTouch,OnlyTouch, CM-CL-R-007, CMC 07015922,HT 4502, HTA 4502)
- Where
- 4 sites in Israel
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Cnoga Medical Ltd.
Apnea+Hypopnea, Tracheal Dilatation
Tracheal Dilatation in Pediatric Patients With Acquired Tracheal Stenosis, and the Effects of Apneic Oxygenation
The study presents an alternative method of tracheal dilatation in pediatric patients with acquired tracheal stenosis. Dilatation is performed by the use of balloon catheter connected with manometer, that is bronchoscopic guided…
- Conditions
- Apnea+Hypopnea, Tracheal Dilatation, Igel, Tracheal Stenosis
- Trial name
- NCT05028023
- Testing
- Apneic oxygenation - supplemental high flow oxygen administration by an apneic way
- Where
- Greece
- Volunteers
- 5 people
- Sponsor
- Aristotle University Of Thessaloniki
Carbon Dioxide Partial Pressure Determination, Transcutaneous
TCOM Ring Evaluation
Subjects that are currently on a transcutaneous carbon dioxide monitor (TCOM) to monitor the carbon dioxide level in their blood will be placed on an additional TCOM using a non-adhesive sensor application ring instead of the…
- Trial name
- NCT05640973
- Testing
- Evaluation
- Volunteers
- healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
Chronic Lung Disease of Prematurity, Bronchopulmonary Dysplasia
Relationship Between EIT and Respiratory Status in Very Preterm Infants
Electrical Impedance Tomography (EIT) is a non-invasive imaging technique that can measure lung function in real time. This study will follow premature infants to see if EIT can help predict which infants will be successful in…
- Conditions
- Chronic Lung Disease of Prematurity, Bronchopulmonary Dysplasia, Premature Lungs
- Trial name
- NCT06609135
- Testing
- Sentec LuMon Device (EIT system), Sentec Digital Monitoring System (transcutaneous CO2 monitor)
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Lawrence Rhein
Preterm Infant
Non-Invasive Monitoring of Partial Pressure of Carbon Dioxide in Mechanically Ventilated Preterm Infants
In mechanically ventilated preterm infants, the ability to monitor carbon dioxide partial pressure (pCO2) values is indispensable. The gold standard for pCO2 measurement is from an arterial blood sample (paCO2).
- Trial name
- NCT03758313
- Testing
- CO2 measurements
- Where
- Austria
- Volunteers
- 27 people
- Sponsor
- Tobias Werther
Postoperative Respiratory Complications
Effect of Speaking Aloud After Abdominal Surgery.
Hypoxia and reduced vital capacity is commonly occurring after abdominal surgery. Positive expiratory pressure is one treatment suggested to improve lung function after surgery.
- Trial name
- NCT04276584
- Testing
- Positive expiratory pressure, Speaking loudly during about 3 minutes
- Where
- Sweden
- Volunteers
- 50 people
- Sponsor
- Umeå University
Manual Pressure, Repositioning
Water Exchange and CO2 Insufflation With Abdominal Compression Device to Reduce Manual Assistance
The goal of this trial is to evaluate whether water exchange colonoscopy and CO2-insufflation colonoscopy with an abdominal compression device (Maxbelt me3 type, Nippon Sigmax Co., Tokyo, Japan) can achieve a significantly lower…
- Conditions
- Manual Pressure, Repositioning, Colonoscopy, Colon Polyp
- Trial name
- NCT06496958
- Testing
- CO2 insufflation with an abdominal compression device, Water exchange colonoscopy
- Where
- 2 sites in Taiwan
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Evergreen General Hospital, Taiwan
Visual Acuity, Visual Disturbance
Intra Ocular Pressure During Robotic Prostatectomy
Our goal is to study the relationship between intraocular pressure during robotic prostatectomy surgery and visual deficiencies/vision loss after surgery.
- Conditions
- Visual Acuity, Visual Disturbance, Intraocular Pressure
- Trial name
- NCT00369057
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Weill Medical College of Cornell University
Cardiac Arrest
Evaluation of the Quality of Cardio-Pulmonary Resuscitation (CPR) in Cardiac Arrest Patients
The prognosis of cardiac arrest patients is generally poor. Recent studies have showed that the high quality of CPR increases the survival after cardiac arrest.
- Trial name
- NCT00951704
- Where
- 2 sites in Finland
- Volunteers
- 1,000 people
- Sponsor
- Tampere University Hospital
Atelectasis
Detecting Lung's Closing Pressure by Capnography
General anesthesia is associated with loss of pulmonary functional residual capacity and the consequent development of atelectasis and closure of the small airway.
- Trial name
- NCT05873998
- Testing
- Slow pressure-volume curve
- Where
- Argentina
- Volunteers
- 20 people
- Sponsor
- Hospital Privado de Comunidad de Mar del Plata
Ventilator Lung; Newborn
Influence of Respiratory Rate Settings on CO2 Levels During Nasal Intermittent Positive Pressure Ventilation (NIPPV).
Infants will be monitored by TcCO2 during three consecutive time periods of one hour each on a high and low rate of NIPPV, when in a stable condition.
- Trial name
- NCT04836689
- Testing
- nasal intermittent positive pressure ventilation (NIPPV).
- Where
- Israel
- Volunteers
- 50 people
- Sponsor
- Rambam Health Care Campus
Colorectal Disorders, Hernia
Prospective Randomized Trial on Comparison of Standard- Carbon Dioxide Pressure Pneumoperitoneum Insufflators Versus AirSeal
The primary objective of the present trial is to investigate, the mean operative time and to study the frequency and intensity of postoperative shoulder tip pain in patients undergoing laparoscopic surgery, i.e.
- Conditions
- Colorectal Disorders, Hernia, Incidence for Cholecystectomy
- Trial name
- AirSeal (NCT01740011)
- Testing
- Laparoscopic surgery
- Where
- Austria
- Volunteers
- 182 people
- Sponsor
- Krankenhaus Barmherzige Schwestern Linz
Low Tidal Volume Ventilation, Acute Respiratory Distress Syndrome
Pulmonary Vascular Effects of Respiratory Rate & Carbon Dioxide
The purpose of this protocol is to perform serial physiological measurements and blood testing on mechanically ventilated patients comparing conditions of eucapnia and hypercapnia in the same patient.
- Trial name
- NCT01927237
- Testing
- HLR, EHR
- Where
- United States
- Sponsor
- Beth Israel Deaconess Medical Center
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 2 of 7)
NOTE: This is the second of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02882529
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 7 of 7)
NOTE: This is the seventh of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919137
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Bern
Cholelithiases, Laparoscopic Cholecystectomy
"Comparison of of Volume-Controlled Ventilation and Pressure-Controlled Ventilation Modes in Laparoscopic Cholecystectomy"
This randomized controlled trial compares volume-controlled ventilation (VCV) and pressure-controlled ventilation (PCV) in adult patients undergoing elective laparoscopic cholecystectomy under general anesthesia.
- Conditions
- Cholelithiases, Laparoscopic Cholecystectomy, General Anaesthesia
- Trial name
- VCV VS PCV (NCT07709039)
- Testing
- Volume-Controlled Ventilation, Pressure Controlled Ventilation
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Mehreen Mirza
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
Indirect Calorimetry, Mechanical Ventilation
Effect of PEEP on Indirect Calorimetry in Critically Ill Patients
Indirect calorimetry is used in intensive care to measure how much oxygen a patient consumes and how much carbon dioxide is produced.
- Conditions
- Indirect Calorimetry, Mechanical Ventilation, Positive End-Expiratory Pressure
- Trial name
- IC-PEEP (NCT07796698)
- Testing
- Protocolized PEEP Adjustment
- Volunteers
- 20 people
- Sponsor
- Vastra Gotaland Region