Clinical trials: Preoxygenation
Gastric Ultrasound
Evaluation of Gastric Insufflation Measured by Ultrasound of the Antral Surface During Optiflow Preoxygenation
Check in gastric ultrasound for lack of stomach insufflation during preoxygenation with high-flow nasal cannulas
- Trial name
- NCT04206111
- Testing
- Preoxygenation
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- University of Liege
Obesity
Efficiency of Preoxygenation in Obese Patients: Pressure Assisted Versus Traditional Method
The purpose of this clinical trial is to evaluate whether pre-oxygenation of obese patients with BiPAP 4cm H2O, renders any benefit to the quality of pre-oxygenation measured by the expired oxygen fraction (FeO2) and whether it…
- Trial name
- NCT00673634
- Testing
- Standard preoxygenation, BiPAP assisted preoxygenation
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- Maisonneuve-Rosemont Hospital
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
Head and Neck Neoplasm
Preoxygenation With a High-flow Nasal Cannula or a Simple Mask Before General Anesthesia in Head and Neck Surgery
Objectives: To assess arterial oxygen partial pressure (PaO2) at defined time points during the preoxygenation and to compare between high flow heated humidified nasal oxygen versus standard preoxygenation with oxygen insufflation…
- Trial name
- NCT03896906
- Testing
- High-flow nasal cannula, simple mask
- Where
- South Korea
- Volunteers
- 52 people
- Sponsor
- Asan Medical Center
Anesthesia
Evaluation of Different Methods for Preoxygenation
The goal of this randomised cross-over study is to compare pre-oxygenation using a standard nasal cannula to pre-oxygenation using humidified high-flow nasal oxygen and a tight-fitting facemask in adult volunteers with a BMI…
- Trial name
- NCT05839665
- Testing
- Humidified high-flow nasal oxygen, Standard nasal cannula, Facemask
- Where
- 2 sites in Sweden
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Malin Jonsson Fagerlund
Preoxygenation
Preoxygenation Using THRIVE Versus Facemask in Parturients
This study aims to determine the duration for pre-oxygenation using THRIVE and facemask for parturients.
- Trial name
- NCT03772574
- Testing
- Facemask preoxygenation, THRIVE preoxygenation
- Where
- Canada
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Healthy
Inspiratory Support Improves Preoxygenation in Healthy Subjects
Preoxygenation optimizes oxygen content in the functional residual capacity (FRC). Adequate preoxygenation is defined by an expiratory oxygen fraction (FEO2) > 90%.
- Trial name
- NCT00922753
- Testing
- VS, AI-4/PEEP-4, AI-6/PEEP-4
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Maisonneuve-Rosemont Hospital
Preoxygenation
UMOX - New Device for Oropharyngeal Preoxygenation
The UMOX is a device that has been designed as an alternative to the conventional face mask for preoxygenation to be used when an optimal preoxygenation with a facemask is difficult to achieve(i.e: when a leak is present.
- Trial name
- NCT01018316
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Maisonneuve-Rosemont Hospital
Sarcopenia, Preoxygenation
Comparison of the Time to Reach End-Tidal Oxygen Value of 90 and Oxygen Reserve Index Decline Times During Preoxygenation in Sarcopenic and Non-Sarcopenic Patients
The purpose of this study is to compare the time required to reach an end-tidal oxygen (EtO2) value of 90% and the time until the Oxygen Reserve Index (ORI) drops below 0.55 during preoxygenation in sarcopenic and non-sarcopenic…
- Conditions
- Sarcopenia, Preoxygenation, Oxygen Reserve Index
- Trial name
- NCT06847672
- Testing
- preoxygenation
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Ankara City Hospital Bilkent
Anesthesia, General, Pulmonary Atelectasis
High-flow Nasal Oxygenation During Preoxygenation and Atelectasis
Atelectasis after induction of general anesthesia is common even in healthy patients and is clinically problematic, especially in obese patients.
- Trial name
- NCT06205212
- Testing
- high-flow nasal oxygen, facemask
- Where
- South Korea
- Volunteers
- 92 people
- Sponsor
- Seoul National University Hospital
Anesthesia, Airway Morbidity
Preoxygenation Using High Flow Oxygen : Efficacy and Tolerance in Healthy Volunteers
High flow nasal cannula oxygen has been proposed to perform preoxygenation in patients with acute respiratory failure requiring orotracheal intubation in intensive care units.
- Conditions
- Anesthesia, Airway Morbidity, Safety Issues
- Trial name
- PreOx-OHD (NCT03399695)
- Testing
- preoxygenation
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Caen
ENT Cancer Screening
Using Positive Pressure Ventilation for Preoxygenation During Panendoscopy.
the aim of the study is to determine if Spontaneous Ventilation with Positive Pressure Ventilation (PPV) preoxygenation allows a longer non hypoxemic apnea time during panendoscopy compared to spontaneous breathing…
- Trial name
- PANNIV (NCT02167334)
- Testing
- positive pressure ventilation, Oxygenation with simple breathing mask
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Need for Intubation, Oxygenation Before and During Intubation
Efficacy of High Flow Nasal Cannula Oxygen to Reduce Desaturation During Tracheal Intubation
Tracheal intubation of critically ill patients is associated in the intensive care unit (ICU) with significant complications and morbidity.
- Trial name
- HAPI (NCT01699880)
- Where
- France
- Volunteers
- 101 people
- Sponsor
- Hôpital Louis Mourier
Pre-oxygenation
Goal Directed Numeric Coaching as a Means of Preoxygenation
Pre-oxygenation is an anesthetic technique that allows for extended apneic (suspension of breathing) time prior to attempted endotracheal intubation.
- Trial name
- NCT05978635
- Testing
- Group A Standard 4 deep breaths measured in milliliters from the ventilator., Group B Coached 4 deep breaths measured in milliliters from the ventilator
- Volunteers
- 86 people
- Sponsor
- Thomas Jefferson University
Oxygen Deficiency
Comparison of Oxygen Reserve Index and Regional Cerebral Oxygen Saturation Indetermining Hypoxia in Obese Patients
The primary aim of this study is to compare the effectiveness of ORI and rcSO2 in predicting hypoxia early in obese patients who are sensitive to hypoxia.
- Trial name
- NCT06404151
- Testing
- monitoring
- Where
- Turkey (Türkiye)
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Dr. Lutfi Kirdar Kartal Training and Research Hospital
Anesthesia, General
Safe Time for Apnea After Preoxygenation
The use of 100% oxygen during the induction of general anesthesia is always preferable to have enough time to secure the airway by endotracheal intubation, because preoxygenation with a low oxygen concentration may reduce the…
- Trial name
- STAP (NCT03239678)
- Testing
- 100% Oxygen, 30% Oxygen, 21% Oxygen
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Sixth Affiliated Hospital, Sun Yat-sen University
Intubation in ICU
Transcutaneous PCO2 Assessment During Intubation in ICU
PtcCO2 assessement during intubation in ICU. Comparison of three different preoxygenation methods.
- Trial name
- C-TOP (NCT03888430)
- Testing
- PtcCO2 measure during intubation
- Where
- France
- Volunteers
- 202 people
- Sponsor
- Rennes University Hospital
Preoxygenation, Anaesthesia Induction
An Algorithmic Approach to Preoxygenation
The aim of this randomized controlled trial is to evaluate an algorithmic approach to gradually adding pressure-supported ventilation and end-tidal positive pressure when conventional tidal volume breathing is insufficient for…
- Conditions
- Preoxygenation, Anaesthesia Induction, Non-invasive Positive Pressure Ventilation
- Trial name
- NCT06736197
- Testing
- Group TVB, Group PSV, Group PSV+PEEP
- Where
- Turkey (Türkiye)
- Volunteers
- 378 people
- Sponsor
- Pamukkale University
Pediatric Surgery, Rapid Sequence Induction
High-flow Nasal Cannula Oxygenation During Rapid Sequence Induction in Children
This randomised study aims to compare the utilization of high-flow humidified nasal oxygenation (HFNO) with standard care, using apnoeic facemask oxygenation, during rapid sequence induction (RSI) of anesthesia in young children.
- Trial name
- OPTINECK (NCT05063084)
- Testing
- Optiflow - HFNO, Classic
- Where
- France
- Volunteers
- 44 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Atelectasis, Oxygenation
Zero Positive End-expiratory Pressure Before Emergence Prevents Postoperative Atelectasis.
A study on healthy patients undergoing anesthesia for non-abdominal surgery - evaluation of positive end-expiratory pressure versus zero positive end-expiratory pressure on the amount of atelectasis in the early postoperative…
- Trial name
- NCT03351946
- Testing
- ZEEP, PEEP
- Where
- Sweden
- Volunteers
- 30 people
- Sponsor
- Region Västmanland