Clinical trials: Postoperative Atelectasis
Pulmonary Atelectasis, Postoperative
Effect of Different Inspired Oxygen Concentrations on Intraoperative Recruitment Outcomes in Patients Undergoing Abdominal Surgery
This study intends to evaluate the effect of different inhaled oxygen concentrations on the effect of lung recruitment in patients undergoing abdominal surgery.
- Trial name
- NCT06746181
- Testing
- Fraction of inspiration O2(FiO2)
- Where
- China
- Volunteers
- 95 people
- Sponsor
- Northern Jiangsu People's Hospital
Major Abdominal Surgery, Atelectasis
Optimal Interval for Periodic Alveolar Recruitment Maneuvers Achieving 90% Lung Re-expansion During Intraoperative Ventilation
This study aims to determine the optimal interval for periodic alveolar recruitment maneuvers (PARM) that can achieve effective lung re-expansion in 90% of patients undergoing intraoperative mechanical ventilation during…
- Conditions
- Major Abdominal Surgery, Atelectasis, Lung-protective Ventilation, Lung Ultrasound Score
- Trial name
- NCT07239557
- Testing
- Different interval of PARM
- Where
- China
- Volunteers
- 52 people
- Sponsor
- Sixth Affiliated Hospital, Sun Yat-sen University
Postoperative Pulmonary Atelectases
Lung Ultrasound for the Detection of Pulmonary Atelectasis in the Perioperative Period
Atelectases (collapsed lung areas) of 15-20% of total lung occur in up to 90% of patients who are anaesthetized and intubated. The goal of the present prospective study is to detect atelectatic areas in the perioperative period…
- Trial name
- NCT02121275
- Testing
- Ultrasound of the lungs, Electric impedance tomography
- Where
- Austria
- Volunteers
- 25 people
- Sponsor
- Medical University of Vienna
Infants Aged 0 Days to 13 Months Scheduled for Elective Surgery
Effect of Pressure Support Ventilation During Anesthetic Emergence on Postoperative Atelectasis in Infant
Atelectasis occurs in patients of all ages who receive mechanical ventilation under general anesthesia, and although fatal cases are rare, it is known as a cause of postoperative hypoxia or fever.
- Trial name
- NCT05373589
- Testing
- conventional ventilation, group C, pressure support, group PS
- Where
- South Korea
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Atelectasis, Postoperative, Pulmonary Complication
Evaluation of Perioperative Lung Ultrasound Scores (LUS) in Living Donor Nephrectomy Surgeries
Living donor nephrectomy surgeries can be performed in lateral position with laparoscopic technique which necessitates pneumoperitoneum. Considering the position and the pneumoperitoneum, lungs can be affected macroscopically.
- Trial name
- NCT05815888
- Testing
- Lung Ultrasound Score
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Istanbul University
Atelectasis
Postoperative Lung Collapse Prevention
General anaesthesia is known to promote lung collapse (atelectasis) which will persist in the postoperative period. Inflating the lung to a pressure of 40 cmH2O, called a vital capacity manoeuvre (VCM), performed a few minutes…
- Trial name
- NCT04712084
- Testing
- Positive pressure
- Volunteers
- 34 people
- Sponsor
- Lennart Magnusson
Atelectasis, Postoperative Pulmonary
Oxygen Concentration During Alveolar Recruitment
The purpose of this study is to investigate the effect of oxygen concentration during alveolar recruitment on absorption ateletasis.
- Trial name
- NCT03943433
- Testing
- FiO2_1.0, FiO2_0.4
- Where
- South Korea
- Volunteers
- 98 people
- Sponsor
- Seoul National University Hospital
Thoracic Surgery, One-lung Ventilation
Intraoperative Neuromuscular Blockade and Postoperative Atelectasis
During one-lung ventilation in thoracic surgery, the intensity of neuromuscular blockade may change the compliance and resistance of ventilated lung, thereby affecting postoperative atelectasis.
- Trial name
- NCT03503565
- Testing
- intraoperative neuromuscular blockade
- Where
- South Korea
- Volunteers
- 118 people
- Sponsor
- Kyung Hee University Hospital at Gangdong
Postoperative Pulmonary Atelectasis, Surgery
Prophylactic nCPAP Following Bowel Surgery (Bio-REB File 11-27)
The purpose of this study is to determine whether prophylactic nasal continuous positive airway pressure (nCPAP) in the post-anaesthesia care unit (PACU) improves post-operative pulmonary function following elective bowel…
- Trial name
- NCT01316575
- Testing
- nCPAP, Low Flow Oxygen
- Volunteers
- 40 people
- Sponsor
- University of Saskatchewan
Pulmonary Atelectasis
Descriptive and Comparative Study of Respiratory Function in the Postoperative Cardiac Surgery Patient
The study comprises two different objectives. Longitudinal description of postoperative pulmonary dysfunction in the cardiothoracic surgery patient, and the comparison of two different lungrecruitment strategies.
- Trial name
- NCT03009331
- Testing
- Lungrecruitment manoeuver in prone position., Lungrecruitment manoeuver in supine position.
- Where
- Sweden
- Volunteers
- 30 people
- Sponsor
- Sahlgrenska University Hospital
Postoperative Atelectasis, Ventilator Lung
Ventilator-driven Alveolar Recruitment Maneuver
During laparoscopic surgery, gas infiltration and head down position cause pulmonary atelectasis. Alveolar recruitment maneuvers are beneficial in reopening collapsed alveoli and improving lung mechanics.
- Conditions
- Postoperative Atelectasis, Ventilator Lung, Atelectasis, Recruitment
- Trial name
- NCT04258202
- Testing
- Alveolar recruitment maneuver
- Where
- South Korea
- Volunteers
- 64 people
- Sponsor
- Samsung Medical Center
Pulmonary Atelectasis
The Effects of Pre-extubation Single Recruitment Maneuver on Perioperative Atelectasis
Laparoscopic surgeries may cause atelectasis on the lungs which may stay clinically occult after the surgery. Lung Ultrasound Scoring (LUS) can provide an objective measuring system to understand the condition of the lungs in the…
- Trial name
- NCT05494255
- Testing
- Recruitment maneuver
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Istanbul University
Lung Collapse, One-lung Ventilation
Brief Bronchial Suction for Lung Collapse During Uniportal VATS
The goal of this clinical trial is to learn whether a brief suction of the airway going to the surgical lung (bronchus) can help the lung collapse faster and more completely during uniportal video-assisted thoracoscopic surgery…
- Conditions
- Lung Collapse, One-lung Ventilation, Thoracic Anesthesia, Thoracic Surgery, Video-assisted
- Trial name
- NCT07660588
- Testing
- bronchial suction
- Where
- Thailand
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mahidol University
Anesthesia, Atelectasis
Comparison of Two FiO2 (1 or 0.5) for Tracheal Extubation in Post-anesthesia Care Unit
The purpose of the study is to assess the optimal fraction of inspired oxygen (0.5 or 1) for extubation or removal of a supraglottic airway device after general anesthesia.
- Conditions
- Anesthesia, Atelectasis, Postoperative Complications, Hypoxemia
- Trial name
- EXTUBO2 (NCT04879290)
- Testing
- FiO2 0.5, FiO2 1
- Where
- France
- Volunteers
- 119 people
- Sponsor
- University Hospital, Caen
Video-assisted Thoracic Surgery, Postoperative Atelectasis
Optimal Level of PEEP in Protective One-lung Ventilation
Protective ventilation strategy has been widely applied in the field of thoracic surgery requiring one-lung ventilation to reduce postoperative pulmonary complications.
- Conditions
- Video-assisted Thoracic Surgery, Postoperative Atelectasis, Positive End-expiratory Pressure
- Trial name
- NCT03856918
- Testing
- PEEP 3 cm of water, PEEP 6 cm of water, PEEP 9 cm of water
- Where
- South Korea
- Volunteers
- 142 people
- Sponsor
- Seoul National University Hospital
Atelectasis
The Effect of Lung Recruitment Maneuver on Postoperative Atelectasis in Children
The investigators compare the degree of atelectasis in recovery room between conventional recruitment maneuver and ultrasonography-guided lung recruitment during surgery.
- Trial name
- NCT03453762
- Testing
- recruitment maneuver, ultrasonography-guided recruitment maneuver
- Where
- South Korea
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Atelectasis, Pulmonary Complications
Evaluation of The MetaNeb® System to Reduce Postoperative Pulmonary Complications
To determine if a therapy regimen including treatment with The MetaNeb® System had a positive impact on the rate of pulmonary complications related to atelectasis and/or secretion retention that occur in high risk post-operative…
- Trial name
- NCT02627742
- Testing
- MetaNeb® System
- Where
- 3 sites in United States
- Volunteers
- 419 people
- Sponsor
- Hill-Rom
Atelectasis, Postoperative Pulmonary, Bariatric Surgery
Postoperative Hypoxemia in Obese Patients
Postoperative atelectasis can cause postoperative hypoxia which might be avoided by applying pressure support during extubation of obese patients undergoing bariatric surgeries.
- Trial name
- RCT (NCT06589011)
- Testing
- Pressure Support Ventilation, spontaneously assisted breathing
- Where
- Egypt
- Volunteers
- 170 people
- Sponsor
- Theodor Bilharz Research Institute
Postoperative Atelectasis, Lung Ultrasonography Score
Evaluation of Recruitment Effectiveness in Patients With Obstructive Sleep Apnea Syndrome Using Lung Ultrasound
Patients with obstructive sleep apnea syndrome are at higher risk for respiratory complications after surgery. Oxygen depletion and respiratory distress are common in patients with obstructive sleep apnea syndrome.
- Conditions
- Postoperative Atelectasis, Lung Ultrasonography Score, Recruitment
- Trial name
- NCT07061002
- Testing
- Lung Recruitment Maneuver, Positional Lung Recruitment Maneuver
- Where
- Turkey (Türkiye)
- Volunteers
- 66 people
- Sponsor
- Istanbul University - Cerrahpasa
Postoperative Atelectasis
Effect of Intraoperative Dynamic Compliance Guided Individualized Positive End-expiratory Pressure on Postoperative Atelectasis After Laparoscopic Bariatric Surgery
This study intends to explore the effect of dynamic compliance guided individualized positive end-expiratory pressure titration strategy on reducing the level of postoperative atelectasis in obese patient who have laparoscopic…
- Trial name
- NCT04169607
- Testing
- Dynamic compliance guided individualized positive end-expiratory pressure titration strategy
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Xuzhou Medical University