55 completed, 14 unknown, 7 not yet recruiting, 7 recruiting. 87 Not applicable.
| Phase | Trials | Status |
|---|---|---|
| Not applicable | 87 | Completed 55, Unknown 14, Not yet recruiting 7, Recruiting 7, Enrolling by invitation 2, Terminated 2 |
Follow Atelectasis: new trials by email Literature Review of Atelectasis trials Research Report on Atelectasis
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| Bedside Assessment of Right Ventricular Output Lying in Prone Or Supine Prone position - Right Ventricular Function, Prone Position | Not applicable | Not yet recruiting | Sahlgrenska University Hospital | 70 | 2026-10-01 | 2026-10-23 |
| Effect of Inspired Oxygen Concentration on Postoperative Atelectasis After VATS Lobectomy Low inspired oxygen concentration (FiO₂=50%) during one-lung ventilation, High inspired oxygen concentration (FiO₂=100%) during one-lung ventilaion - Atelectasis, Postoperative Pulmonary Complications | Not applicable | Not yet recruiting | Peking University People's Hospital | 100 | 2026-09-01 | 2026-08-19 |
| Bronchoscopic Airway Clearance for Improving Lung Aeration in Mechanically Ventilated Patients With Atelectasis Flexible Bronchoscopy-Guided Airway Clearance, Usual Airway Care - Atelectasis, Mechanical Ventilation | Not applicable | Recruiting | Southeast University, China | 104 | 2026-08-05 | 2026-10-21 |
| Alveolar Recruitment Maneuver-Induced Hypotension: A Dynamic Consequence and Intraoperative Indicator of Fluid Responsiveness Alveolar Recruitment Maneuver (ARM), Passive Leg Raising (PLR) Test - Hypotension Drug-Induced, General Anesthesia Using Endotracheal Intubation | Not applicable | Not yet recruiting | University of Health Sciences Balikesir Hospital Eduation and Research | 70 | 2026-07-15 | 2026-08-17 |
| High-Flow Nasal Cannula After Major Abdominal Surgery to Prevent Postoperative Pulmonary Complications High flow nasal cannula (HFNC), Standard oxygen therapy - Postoperative Complications, Atelectasis | Not applicable | Not yet recruiting | Uijeongbu St. Mary Hospital | 580 | 2026-07-01 | 2026-04-14 |
| Effect of Positioning and ACBT on Pulmonary Complications After Cardiac Surgery Structured Position Management Protocol, Active Cycle of Breathing Techniques (ACBT) - Postoperative Pulmonary Complications (PPCs), Cardiac Surgery With Sternotomy | Not applicable | Not yet recruiting | Assiut University | 124 | 2026-06-15 | 2026-05-28 |
| Pneumoperitoneum Pressure and Lung Ultrasound Atelectasis 10 mmHg Pneumoperitoneum, 14 mmHg Pneumoperitoneum - Atelectasis, Perioperative Complication | Not applicable | Completed | Engin Çetin | 112 | 2026-06-01 | 2026-09-30 |
| Effects of Periodic Recruitment Maneuvers on Atelectasis and Respiratory Mechanics During Elective Spine Surgery Assessed by Lung Ultrasonography Alveolar Recruitment Maneuver - Atelectasis, Mechanical Ventilation | Not applicable | Completed | Prof. Dr. Cemil Tascıoglu Education and Research Hospital Organization | 60 | 2026-04-11 | 2026-10-29 |
| The Effect of Oscillation and Lung Expansion (OLE) Therapy in Prolonged Mechanical Ventilated Patients With Atelectasis Evaluated in Multiple Methods High frequency chest wall oscillation or other airway clearance therapy, Oscillation and lung expansion - Atelectasis | Not applicable | Recruiting | Capital Medical University | 60 | 2026-03-15 | 2026-03-05 |
| The Effect of the 5T Teach-Back Method on Respiratory Exercise and Incentive Spirometer Training 5T Teach-Back-Based Respiratory Exercise and Incentive Spirometer Education, Standard Verbal Respiratory Education - Postoperative Pulmonary Complications, Atelectasis | Not applicable | Not yet recruiting | Suleyman Demirel University | 76 | 2026-01-15 | 2026-01-20 |
| Low-Flow Anesthesia and Perioperative Atelectasis in Laparoscopic Bariatric Surgery Sevoflurane with normal-flow anesthesia, Sevoflurane with low-flow anesthesia - Atelectasis, Pulmonary Complications | Not applicable | Completed | Istanbul University | 60 | 2026-01-15 | 2026-05-20 |
| Automated Intraoperative Lung Recruitment Maneuvers in Major Laparoscopic Surgery Automated Intraoperative Lung Recruitment Maneuvers - Atelectasis, Postoperative Pulmonary Complications (PPCs) | Not applicable | Recruiting | Bakirkoy Dr. Sadi Konuk Research and Training Hospital | 56 | 2025-12-13 | 2026-01-21 |
| Optimal Interval for Periodic Alveolar Recruitment Maneuvers Achieving 90% Lung Re-expansion During Intraoperative Ventilation Different interval of PARM - Major Abdominal Surgery, Atelectasis | Not applicable | Enrolling by invitation | Sixth Affiliated Hospital, Sun Yat-sen University | 52 | 2025-12-10 | 2026-05-15 |
| Evaluation of the Effectiveness of Lung-Protective Ventilation in Patients Undergoing Laparoscopic Gastrectomy Conventional Ventilation, Lung-Protective Ventilation - Postoperative Pulmonary Complications (PPCs), Atelectasis | Not applicable | Enrolling by invitation | University Medical Center Ho Chi Minh City (UMC) | 102 | 2025-12-01 | 2026-09-16 |
| Positive-Pressure vs Suction Extubation in Cesarean Patients Negative Pressure Extubation Technique (NPET), Positive Pressure Extubation Technique (PPET) - Postoperative Respiratory Complication, Atelectasis | Not applicable | Completed | Medipol University | 120 | 2025-09-01 | 2025-12-04 |
| VCV vs PRVC in Pediatric Anesthesia; an EIT- and LS-based Study PRVC ventilation, VCV ventilation - Atelectasis | Not applicable | Not yet recruiting | Vittore Buzzi Children's Hospital | 88 | 2025-09-01 | 2025-09-19 |
| Can Atelectasis Be Prevented With Oxygen Reserve Index (ORI) Monitoring? Peripheral Oxygen Saturation (SpO₂) Group, Peripheral Oxygen Saturation and Oxygen Reserve Index (SpO₂-ORI) Group - Atelectasis, Lung Ultrasonography Score | Not applicable | Completed | Antalya Training and Research Hospital | 58 | 2025-07-15 | 2025-12-10 |
| Intraoperative Paravertebral Block and Postoperative Complications Paravertebral Block (PVB) - Video-assisted Thoracoscopic Surgery (VATS), Lung Cancer (Diagnosis) | Not applicable | Recruiting | Tongji Hospital | 500 | 2025-03-25 | 2025-10-08 |
| Physiological Effects and Safety of Continuous High-frequency Oscillatory Ventilation in Mechanical Ventilation Patients High-Frequency Oscillatory Ventilation - Atelectasis, Acute Respiratory Distress Syndrome | Not applicable | Recruiting | Shanghai Zhongshan Hospital | 30 | 2024-11-19 | 2024-11-20 |
| Open Lung Protective Extubation Following General Anesthesia Protective "open-lung" extubation, Conventional extubation - Intra-abdominal Surgery, Anesthesia | Not applicable | Recruiting | Centre hospitalier de l'Université de Montréal (CHUM) | 270 | 2024-10-08 | 2026-08-17 |
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Pulmonary Atelectasis (87) · Pneumonia (9) · Hypoxia (7) · Pneumothorax (7) · Respiratory Insufficiency (6) · Postoperative Complications (5) · Respiratory Aspiration (4) · Dyspnea (3) · Hemorrhage (3) · Pulmonary Embolism (3) · Respiratory Distress Syndrome (3) · Bronchial Spasm (2) · Hyperoxia (2) · Lung Diseases (2) · Lung Injury (2)
Respiratory Tract Diseases (87) · Lung Diseases (85) · Pathological Conditions, Signs and Symptoms (23) · Respiration Disorders (17) · Pathologic Processes (16) · Signs and Symptoms (14) · Signs and Symptoms, Respiratory (13) · Infections (12) · Respiratory Tract Infections (12) · Pleural Diseases (8) · Cardiovascular Diseases (7) · Vascular Diseases (5) · Wounds and Injuries (4) · Disease Attributes (3) · Embolism (3)
Control Groups (2) · Positive-Pressure Respiration (2) · Saline Solution (2) · dornase alfa (2) · Blood Gas Analysis (1) · Bronchoscopy (1) · Chest Wall Oscillation (1) · Continuous Positive Airway Pressure (1) · Deoxyribonucleases (1) · Hypergravity (1) · Lactoperoxidase (1) · Oxygen Saturation (1) · Patient Positioning (1) · Population Groups (1) · Prone Position (1)
Centre hospitalier de l'Université de Montréal (CHUM) (4) · Hospital Privado de Comunidad de Mar del Plata (3) · Region Västmanland (3) · Seoul National University Hospital (3) · Assiut University (2) · Cairo University (2) · Hill-Rom (2) · Istanbul University (2) · Tanta University (2) · Tel-Aviv Sourasky Medical Center (2) · University of Virginia (2) · Ambu A/S (1) · Antalya Training and Research Hospital (1) · Assistance Publique Hopitaux De Marseille (1) · Azienda Ospedaliero Universitaria Maggiore della Carita (1)
United States (12) · Turkey (Türkiye) (10) · China (7) · Egypt (7) · Canada (5) · France (5) · South Korea (5) · Sweden (5) · Italy (4) · Argentina (3) · Belgium (2) · Brazil (2) · Israel (2) · Spain (2) · Croatia (1)
Martin Girard, MD, FRCPC (3) · Alaa Abdallah (2) · Daniel D Rowley, MSc RRT-ACCS (2) · Hee-Soo Kim (2) · Idit Matot, MD (2) · Patrick Sorkine, MD (2) · Ahmed Ali Fawaz, Professor (1) · Aikaterini N. Alexandropoulou, MD, PhD (1) · Alexander Fuchs, M.D. (1) · Amna Abdullah Desoky, Professor (1) · Anna Charlotte Lundgaard (1) · Ayten Saracoglu (1) · Bruno Madore, PhD (1)
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