| Completed | A Novel Intuitive Airway Trolley for Quick Decision-making in Simulated Unexpected Difficult Airway Situations NCT07076511 | Johannes Gutenberg University Mainz | N/A |
| Unknown | Awake Endotracheal Intubation in Cervical Injury NCT05619965 | Tanta University | N/A |
| Recruiting | Optimising Ventilation in Preterms With Closed-loop Oxygen Control NCT05030337 | King's College Hospital NHS Trust | N/A |
| Completed | Bronchoscopic Endotracheal Intubation Through a SAD - Physician Performance NCT04743440 | Nordsjaellands Hospital | — |
| Unknown | Feasibility of the Infra-Red Illumination for Facilitation of Video Scope-tracheal Intubation NCT04991545 | Hamad Medical Corporation | N/A |
| Completed | Self-Directed Versus Traditional Clinical Learning Model on Nurses' Airway Management Competencies NCT04244565 | Cairo University | — |
| Completed | What is the Gold Standard of Airway Management in the Anticipated Difficult Airway NCT04158323 | Johannes Gutenberg University Mainz | — |
| Completed | Evaluation of Techniques for Tracheal Tube Exchange in Standard and Critical Care Patients NCT04158271 | Johannes Gutenberg University Mainz | N/A |
| Completed | Comparison of Ease of I-gel Insertion With Two Different Techniques in Adults NCT04109898 | Aga Khan University | N/A |
| Completed | Short-term Health Benefits of Using Fresh Air Filtration System in Classroom NCT03788330 | Fudan University | N/A |
| Unknown | I-gel vs Ambu AuraGain in Laparoscopic Gynecological Surgery NCT03760692 | Dokuz Eylul University | N/A |
| Unknown | Laryngeal Mask Supreme and I-Gel in Edentulate Geriatric Patients NCT03760679 | Dokuz Eylul University | N/A |
| Unknown | Preoxygenation Using High Flow Oxygen : Efficacy and Tolerance in Healthy Volunteers NCT03399695 | University Hospital, Caen | N/A |
| Completed | Influenced the Type of Laryngoscopy the Intraoperative Nerve Monitoring During Thyroid Surgery NCT02943980 | Johannes Gutenberg University Mainz | N/A |
| Unknown | GlideScope® vs GlideScope® + aScope® for Managing Difficult Airways. NCT02627755 | Hospital de Manises | N/A |
| Completed | Non-Crossover Study of the LMA Protector Versus Ambu AuraGain NCT02820792 | Schulthess Klinik | N/A |
| Completed | Supraglottic Airway Devices in Pediatric Difficult Airway Situations NCT02572232 | Medical University of Vienna | N/A |
| Unknown | Adverse Airway Effects From Tobacco and E-Cigarettes NCT03251053 | Miami VA Healthcare System | N/A |
| Completed | Integrated Prediction of Extubation Outcome by the Spontaneous Breathing Trial in Newborn Infants NCT03956511 | Ourania Kaltsogianni | — |
| Completed | Evaluation of Video Laryngoscopy (Video Macintosh-blade) and Direct Laryngoscopy (EMMA-Study) NCT02611986 | Johannes Gutenberg University Mainz | N/A |
| Completed | I-gel vs LMA Supreme in Laparoscopic Gynecological Surgery NCT02923427 | Dokuz Eylul University | N/A |
| Unknown | Crossover Study of the LMA SupremeTM vs Ambu-Aura GainTM NCT02458794 | Schulthess Klinik | N/A |
| Terminated | Comparison of Double Lumen Tube Placement Techniques NCT02495259 | Emory University | N/A |
| Completed | Use of Classic LMA During Endovascular Therapy NCT03288519 | Universidad de Antioquia | — |
| Unknown | High Flow Oxygen With THRIVE Gives Better Oxygenation in Rapid Sequence Induction Patients NCT02777840 | St George's, University of London | N/A |
| Completed | Comparison of SensaScope Intuboscope and McGrath Series 5 for Endotracheal Intubation NCT02348736 | Johannes Gutenberg University Mainz | N/A |
| Completed | Comparison of ProSeal Laryngeal Mask Airway, LTS-D and I-gel in Mechanically Ventilated Patients NCT02877940 | Government Medical College, Haldwani | N/A |
| Completed | Comparison of Reduced Cuff-pressure of the Laryngeal Tube Under General Anesthesia NCT02300337 | Johannes Gutenberg University Mainz | N/A |
| Unknown | Comparative Evaluation of Three Airway Maneuvers in the Unconscious Apneic Person NCT02104453 | Tri-Service General Hospital | N/A |
| Completed | An Investigation of a New Laryngeal Mask Airway LMA Protector NCT02531256 | KK Women's and Children's Hospital | N/A |
| Unknown | Video Laryngoscopy in Pre-hospital Critical Care NCT02035449 | University of Aarhus | — |
| Completed | Supreme LMA Use in Urgent Caesarean Section NCT02026882 | QuanZhou Women and Children's Hospital | N/A |
| Completed | A New Insertion Technique for Laryngeal Mask Airway NCT01749033 | Northwestern University | N/A |
| Completed | Endotracheal Tube Versus Laryngeal Mask Airway for Esophagogastroduodenoscopy NCT01936662 | Indiana University | N/A |
| Completed | Repositioning Method for Left-sided Double Lumen Tubes NCT01371773 | Seoul National University Hospital | N/A |
| Completed | Mucosal Pressure of the Laryngeal Mask Airway Supreme Versus the i-Gel in Paralyzed Anesthetized Female Patien NCT01367678 | Schulthess Klinik | N/A |
| Completed | The Effectiveness of Foley Airway Stylet Tool on Proseal LMA Insertion NCT02048657 | Kaohsiung Medical University Chung-Ho Memorial Hospital | N/A |
| Completed | Multicenter Study of EasyTube® Compared to Endotracheal Tube in General Anesthesia NCT02359630 | Medical University of Vienna | Phase 3 |