| Recruiting | Induction Agent Choice With Early Mortality and Prognostic Outcomes in Critically Ill Patients NCT07222007 | Zeliha Alicikus | — |
| Not Yet Recruiting | Diagnostic Accuracy of Core Stethoscope Auscultation vs. Point of Care Ultrasound in Placement of Endotracheal NCT04797520 | Stanford University | N/A |
| Not Yet Recruiting | Comparing Two Methods to Measure Nasogastric Tube Length NCT06982495 | National Cheng-Kung University Hospital | N/A |
| Not Yet Recruiting | Prevention of Infection of the Respiratory Tract Through Application of Non-Invasive Methods of Secretion Suct NCT06113939 | Hospital San Carlos, Madrid | N/A |
| Enrolling By Invitation | Comparison of First Attempt Success in Nasotracheal Intubation Using Macintosh Videolaryngoscope vs. Flexible NCT06964295 | Seoul National University Hospital | N/A |
| Active Not Recruiting | The Effect of an Suction Toothbrush on the Development of Ventilator-Associated Pneumonia NCT07125495 | Koç University | N/A |
| Recruiting | InfasurfAero™ Versus Sham Treatment in Preterm Newborns With RDS NCT05960929 | ONY | Phase 3 |
| Not Yet Recruiting | Non-inferiority Trial Comparing visionPRO to Glidescope Video Laryngoscopes NCT06676462 | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | N/A |
| Recruiting | A Two-Operator Technique for GlideScope-Assisted Endotracheal Intubation NCT06727513 | American University of Beirut Medical Center | N/A |
| Recruiting | Clinical and Economic Comparison of 2 Methods of Intubation Tube Fixation : AnchorFastTM Versus Current Cord F NCT06533436 | Hopital Foch | N/A |
| Recruiting | The Impact of Propofol and Ketamine on Cardiovascular Collapse During Induction for Intubation NCT06750939 | Kocaeli City Hospital | — |
| Completed | DOuble-Lumen Intubation With VIdeolaryngoscopy NCT06401486 | Hospital Clinico Universitario de Santiago | N/A |
| Not Yet Recruiting | Videolaryngoscopy vs Direct Laryngoscopy for Double Lumen Tube Lumen Tube Placement - A Multicentre Randomized NCT06466759 | Luca Brazzi | N/A |
| Recruiting | Comparison Between Nasal and Oropharyngeal Bleeding in Video Laryngoscopy and Direct Laryngoscopy for Nasal In NCT06386757 | Aswan University | N/A |
| Recruiting | Hyperangulated vs Macintosh Blades for Intubation With Videolaryngoscopy in ICU NCT06322719 | Hospital Clinico Universitario de Santiago | N/A |
| Recruiting | Success Rates of Video- vs. Direct Laryngoscopy for Endotracheal Intubation in Anesthesiology Residents: A Ran NCT06360328 | University Hospital Heidelberg | N/A |
| Completed | Noninvasive Positive Pressure Ventilation During Neonatal Nasal Intubation NCT06139809 | University of Zurich | N/A |
| Unknown | Early Oral Hydration After Thoracoscopic Surgery NCT06297720 | Chang Gung Memorial Hospital | N/A |
| Unknown | Factors Associated With Occluding the Upper Esophagus by Paratracheal Force NCT06210867 | SMG-SNU Boramae Medical Center | — |
| Completed | Magnesium Sulphate and Lidocaine in Hemodynamic Changes and Cortisol Levels NCT06516861 | Arsil Radiansyah | Phase 1 |
| Completed | Macintosh Blade Size for Endotracheal Intubation in Operative Rooms NCT06232837 | University Hospital, Clermont-Ferrand | — |
| Unknown | Dexmedetomidine Infusion Dose Versus Rapid Bolus Dose Before Tracheal Intubation. NCT06327399 | Kasr El Aini Hospital | Phase 2 |
| Recruiting | CRICKET: Critical Events in Anaesthetised Kids Undergoing Tracheal Intubation NCT05804188 | Thomas Riva | — |
| Completed | Cone Beam Computed Tomography For Appropriate Nostril Selection for Nasotracheal Intubation NCT06247969 | Selcuk University | — |
| Completed | I-gel vs. Endotracheal Intubation for Laparoscopic Gynaecological Procedures NCT05782517 | Universitair Ziekenhuis Brussel | N/A |
| Unknown | Innovative Endotracheal Tube Design Reduces Postoperative Laryngeal Injury NCT06108271 | University Hospital of the Nuestra Señora de Candelaria | N/A |
| Recruiting | Smart Checklist Implementation for Pediatric Tracheal Intubations in the ICU- Multicenter Study NCT06085326 | Children's Hospital of Philadelphia | N/A |
| Completed | Suction Catheter as a Guide for Nasotracheal Intubation Under General Anesthesia NCT05717907 | Mahidol University | N/A |
| Recruiting | POCUS ASSESSMENT FOR TRACHEAL VS OESOPHAGEAL INTUBATION NCT05983666 | Clinica Universidad de Navarra, Universidad de Navarra | — |
| Recruiting | The ED-AWARENESS-2 Trial NCT05534243 | Washington University School of Medicine | N/A |
| Completed | McGrath Video Laryngoscope for All Intubations in the Operating Room NCT05850260 | Hospital Clinico Universitario de Santiago | — |
| Unknown | Video Stylet vs. Flexible Bronchoscopy for C-Spine NCT03992092 | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | N/A |
| Recruiting | The DAnish VIdeo IntubaTION (DA-VITION) Study NCT05884645 | Lise Aunsholt | — |
| Completed | Expert Consensus Statements for the Management of a Physiologically Difficult Airway Using the Delphi Method ( NCT05762068 | University of Texas Southwestern Medical Center | — |
| Recruiting | Optimizing Tracheal Intubation Outcomes and Neonatal Safety NCT05838690 | Children's Hospital of Philadelphia | N/A |
| Completed | Discomfort in Upper Airways Due to intubation-a Randomized Controlled Trial NCT05614609 | Ostfold University College | N/A |
| Completed | Functional Residual Capacity Under Apnoeic Oxygenation with Different Flow Rates in Children NCT05672329 | Thomas Riva | N/A |
| Unknown | Block Pressor Response to Intubation NCT05659212 | Assiut University | N/A |
| Completed | No Post Intubation Laryngeal Symptoms NCT05383417 | University of California, San Diego | N/A |
| Completed | Interest of Instantaneous Fluctuations of Pupillary Diameter for Pain Evaluation in Intensive Care Sedated Pat NCT05633069 | Centre Hospitalier Universitaire de Saint Etienne | — |
| Completed | Comparison of Hemodynamic Changes With Morphine Versus Esmolol During Induction of Anaesthesia NCT06065956 | Pakistan Navy Station Shifa Hospital | Phase 1 / Phase 2 |
| Completed | Using Vasopressor Medication to Support Blood Pressure During Intubation Procedure NCT05355974 | Wright State University | Phase 3 |
| Recruiting | Neurologic Function Post Intubation NCT05412823 | King Abdulaziz University | — |
| Unknown | HEAVEN CRITERIA vs Modified LEMON Score for Predicting Difficult Intubation NCT05954533 | Jubilee Mission Medical College and Research Institute | — |
| Unknown | Optic Nerve Sheath Diameter in Pediatric Patients NCT05445271 | Kahramanmaras Sutcu Imam University | N/A |
| Completed | Nasotracheal Intubation With VL vs DL in Infants Trial NCT05433155 | Children's Hospital of Philadelphia | N/A |
| Completed | Miller Blade for Intubation in Adults NCT05494463 | Medical University of Lodz | N/A |
| Unknown | Evaluation of SaCo Videolaryngeal Mask Airway in Morbidly Obese NCT05680909 | Medical University of Lodz | — |
| Unknown | The Effect of Cold Vapor on Intubation-Related Symptoms and Comfort in the Early Postoperative Period NCT05317156 | Istanbul Medeniyet University | N/A |
| Completed | Quality Assessment of Orotracheal Intubation Without Neuromuscular Blocking Agents in Obese Patients NCT05026125 | University Hospital, Toulouse | Phase 4 |
| Recruiting | Register Study: Implementation of Pharyngeal Electrostimulation Therapy for the Treatment of Acute Neurogenic NCT05190718 | Karl Landsteiner University of Health Sciences | — |
| Completed | Intubation in Coronavirus Disease 19 With Level 3 PPE NCT05108584 | Indonesia University | N/A |
| Unknown | Estimation of Central Venous Pressure by Echocardiography in Intubated Children in Pediatric Intensive Care NCT05195424 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Determining the Appropriate Setting of an Automated Secretion Removal Technology (TrachFlush) NCT05668299 | Hospitalsenheden Vest | N/A |
| Unknown | Real-time Sonography in Detecting Inadvertent Esophageal Intubation Among Difficult Intubation Patients NCT05036460 | Peking Union Medical College Hospital | N/A |
| Completed | Effectiveness of Cricoid and Paratracheal Pressures for Occluding Esophagus NCT03992950 | SMG-SNU Boramae Medical Center | N/A |
| Completed | A Comparison of Vie-Scope and Macintosh Blade Laryngoscopes in Morbidly Obese. NCT05502120 | Medical University of Lodz | N/A |
| Unknown | Nasal Intubation:a Comparison of Different Endotracheal Tubes NCT05112783 | Kaohsiung Medical University Chung-Ho Memorial Hospital | N/A |
| Completed | "Comparison of Two Methods of Securing Endotracheal Tubes in Intensive Care : Elastic Adhesive Strips vs Lace NCT04819425 | Centre Hospitalier Departemental Vendee | N/A |
| Withdrawn | Effect of Applying Cuff Air Leak Pressure as Intraoperative Cuff Pressure on Postoperative Complications NCT04302142 | The University of Texas Health Science Center, Houston | N/A |
| Completed | Comparison of Requirement of External Laryngeal Manipulation in Double Lumen Tube Insertion With McGrath Laryn NCT06525779 | Shaukat Khanum Memorial Cancer Hospital & Research Centre | N/A |
| Completed | Quality of Ventilation With Facial Versus Nasal Mask vs Nasal Mask Anesthesia in Children 3 to 12 Years Old NCT05018468 | Isfahan University of Medical Sciences | N/A |
| Completed | A Comparison of Rocuronium 0.3 mg/kg, and 0.9 mg/kg for Induction of Anesthesia in Elderly Patients. NCT04512313 | Rigshospitalet, Denmark | N/A |
| Unknown | Assessment of a Properly Video Stylet Angulation for Nasotracheal Intubation NCT04749225 | Kaohsiung Medical University Chung-Ho Memorial Hospital | — |
| Completed | McGRATH vs Macintosh Laryngoscopy Comparison in LMA Insertion NCT04509453 | Udayana University | N/A |
| Unknown | Assessment of a Properly Video Stylet Angulation for Orotracheal Intubation NCT04735250 | Kaohsiung Medical University Chung-Ho Memorial Hospital | — |
| Unknown | Tomographic Findings in COVID-19 and Influenza H1N1 NCT04499378 | Universidad de Guanajuato | — |
| Terminated | Impact of a Intra-tracheal Intubation With Curarization or Without Curarization NCT04364633 | Nantes University Hospital | — |
| Unknown | Evaluation of Hemodynamic Response to Laryngoscopy and Endotracheal Intubation Using Conventional Laryngoscope NCT04433884 | Aga Khan University | N/A |
| Withdrawn | Pressure Over Nasotracheal Intubation Related Nasal Alar Injury NCT03735160 | Mackay Memorial Hospital | — |
| Completed | Prehospital Intubation of COVID-19 Patient With Personal Protective Equipment NCT04365608 | Lazarski University | N/A |
| Completed | A Comparison of Rocuronium 0.6 mg/kg and Remifentanil 2 µg/kg in Elderly Patients Over 80 Years NCT04287426 | Rigshospitalet, Denmark | Phase 4 |
| Active Not Recruiting | Sonographic Assessment of Cricoid Pressure NCT04190524 | Boston Children's Hospital | N/A |
| Completed | Factors Affecting Endotracheal Cuff Pressure in Gynecological Cases NCT04466995 | Bakirkoy Dr. Sadi Konuk Research and Training Hospital | N/A |
| Completed | Predicting Intubation of Patients Hospitalised for Acutely Attacked Asthma NCT04277078 | Hat Yai Medical Education Center | — |
| Unknown | A Comparative Study of Airtraq Versus Macintosh Laryngoscope for Endotracheal Intubation by First Year Residen NCT04386356 | B.P. Koirala Institute of Health Sciences | N/A |
| Withdrawn | Ultrasound vs. Auscultation for Optimal Depth of the Cuffless RAE Tube NCT04246411 | Seoul National University Hospital | N/A |
| Completed | A Comparison Of Local Anesthetic Agents And Steroid On Tracheal Tube Cuff NCT04085744 | Derince Training and Research Hospital | N/A |
| Completed | Tongue Edema Caused by Intubation Tube in Intensive Care Unit Patients NCT05249738 | Selcuk University | — |
| Completed | Effect of Endotracheal Tube Plus STYLET Versus Endotracheal Tube Alone NCT04079387 | University Hospital, Montpellier | N/A |
| Completed | Evaluation of Two Positions for Free Floating Tracheal Intubation in Weightlessness NCT05303948 | Groupe Hospitalier de Bretagne Sud | N/A |
| Completed | The Effectiveness of Using Bougie or Cooled Nasogastric Tube to Facilitate Nasotracheal Intubation NCT04087837 | Kaohsiung Medical University Chung-Ho Memorial Hospital | N/A |
| Completed | Adverse Events in the Tracheal Intubation in the Intensive Care Unit NCT03916224 | Spanish Network for Research in Infectious Diseases | — |
| Terminated | C-MAC VS Clinical Observation NCT03856398 | Insel Gruppe AG, University Hospital Bern | — |
| Unknown | TCHCCT-Zhong-Xing-Emergency-Department-airway-clincal (TTC) NCT03808896 | Taipei City Hospital | N/A |
| Completed | Non-invasive Technology for Early Signal Detection of Hypoxemia With ORI During Intubation NCT03600181 | Nantes University Hospital | — |
| Completed | Preventing Cardiovascular Collapse With Administration of Fluid Resuscitation During Induction and Intubation NCT03787732 | Vanderbilt University Medical Center | Phase 4 |
| Completed | Intubation Tube Applications on Voice Performance in Early Postoperative Period NCT04011111 | Hitit University | — |
| Completed | The Effect of Bevel Direction on the Pathway of the Nasotracheal Tube NCT03740620 | Seoul National University Hospital | N/A |
| Unknown | Correct Endotracheal Tube Position in Newborns Intubated in the Delivery Room NCT03770104 | Tania Carbayo Jiménez | N/A |
| Completed | Effect-site Concentration of Remifentanil for Double-lumen Tubes Intubation: Airtraq VS Macintosh Laryngoscope NCT03653910 | Huazhong University of Science and Technology | N/A |
| Completed | Comparison of the Intubation Condition Between Two Different Types of Video Laryngoscope Blades NCT04948294 | Kyung Hee University Hospital at Gangdong | N/A |
| Completed | Paediatric Microcuff Pressure Study NCT03240354 | Nottingham University Hospitals NHS Trust | N/A |
| Terminated | PreOxygenation for EndoTracheal Intubations NCT03240614 | Nova Scotia Health Authority | N/A |
| Completed | Cricoid Pressure vs. Paralaryngeal Pressure to Prevent Regurgitation NCT03558633 | SMG-SNU Boramae Medical Center | — |
| Completed | Evaluation of Laryngeal Morbidity After Orotracheal Intubation by Vocal Analysis and Laryngostroboscopy NCT03501095 | Azienda Ospedaliero Universitaria Maggiore della Carita | — |
| Completed | The Effect of Esophageal Temperature Probe Insertion on Tracheal Cuff Pressure NCT03375554 | Seoul National University Hospital | — |
| Completed | Effect of the Neck Extension on Blind Intubation Via Ambu® AuraGain™ NCT03408431 | Seoul National University Hospital | N/A |
| Completed | Evaluating the Hemodynamic Effects of Ketamine Versus Etomidate During Rapid Sequence Intubation NCT03545503 | South East Area Health Education Center, Wilmington, NC | Phase 4 |
| Completed | Tracheal Intubation Coaching in NICUs NCT03194503 | Children's Hospital of Philadelphia | N/A |
| Completed | Thermosoftening of Double-lumen Tube for Airway Exchanger Catheter NCT03846713 | Seoul National University Hospital | N/A |
| Completed | Apneic Oxygenation in the Pediatric Intensive Care Unit NCT03374046 | Wake Forest University Health Sciences | N/A |
| Unknown | Comparison of Two Induction Regimens Using Topical Lidocaine or Muscle Relaxant on Sore Throat and Hemodynamic NCT03031808 | Ostfold Hospital Trust | Phase 4 |
| Completed | End-tidal Oxygen Can Reliably Predict the Arterial Partial Pressure of Oxygen Among Emergency Department Patie NCT03842306 | New York City Health and Hospitals Corporation | — |
| Terminated | Novel Airway Device to Aid Endotracheal Intubations NCT03340207 | University at Buffalo | N/A |
| Completed | Exploratory Analysis of Pulmonary Microbiome in Intubated Patients NCT03720093 | University of Milano Bicocca | — |
| Completed | Protocolized Post-Extubation Respiratory Support Study NCT03288311 | Vanderbilt University Medical Center | N/A |
| Active Not Recruiting | Incidence of Acute Laryngeal Injury Following Endotracheal Intubation NCT03250975 | Vanderbilt University Medical Center | Phase 1 / Phase 2 |
| Completed | The Depth of Endotracheal Tube Insertion NCT03184246 | University Hospital Hradec Kralove | N/A |
| Completed | Comparison of C-Mac D Blade and Fastrach Laryngeal Mask Airway on Cervical Spine Motion Conditions NCT03115606 | Diskapi Teaching and Research Hospital | N/A |
| Completed | Effect of Benzydamine Hydrochloride to Postoperative Sore Throat in Pediatric Patients NCT03074968 | Seoul National University Hospital | Phase 4 |
| Completed | Preventing Cardiovascular collaPse With Administration of Fluid Resuscitation Before Endotracheal Intubation NCT03026777 | Louisiana State University Health Sciences Center in New Orleans | Phase 4 |
| Completed | Effects of Direct Laryngoscopic and Fiberoptic Intubation on Intraocular Pressure NCT03003585 | Inonu University | N/A |
| Unknown | Hemodynamic Study With PRAM of the Cardiovascular Response to the Positioning of the Extraglottic Device NCT02918526 | Azienda Ospedaliero-Universitaria Careggi | N/A |
| Completed | The Effect of 'Sniffing Position & Nasal Tip Lifting' in Nasotracheal Intubation NCT03102255 | Seoul National University Hospital | N/A |
| Completed | Intubation in Morbidly Obese: a Comparison of Airtraq and ILMA NCT02969889 | Kocaeli University | N/A |
| Unknown | Bronchial Blocker for One-lung Ventilation in Cardiac Surgery NCT02729610 | Xijing Hospital | Phase 4 |
| Unknown | NIPPV Versus Bi-level Nasal Continuous Positive Airway Pressure Following Extubation NCT02842190 | Zekai Tahir Burak Women's Health Research and Education Hospital | N/A |
| Completed | Utility of Tracheal Ultrasonography for the Confirmation of the Endotracheal Tube Placement NCT03220698 | Marmara University | — |
| Completed | IntuBrite Versus Macintosh for Endotracheal Intubation in Out of Hospital Cardiac Arrest NCT05607836 | Medical University of Lodz | N/A |
| Completed | SEPREVEN: a Stepped-wedge Randomised Controlled Trial NCT02598609 | Dr Caeymaex Laurence | N/A |
| Terminated | Comparison of Double Lumen Tube Placement Techniques NCT02495259 | Emory University | N/A |
| Completed | Optimal Dose of Intravenous Oxycodone for Endotracheal Intubation NCT02484352 | Yong-Hee Park | Phase 4 |
| Completed | Comparison of McGrath Series 5 and Airtraq Videolaryngoscope for Double-lumen Tube (DLT) Intubation NCT02329041 | Huazhong University of Science and Technology | N/A |
| Completed | The Effects of Lidocaine and Magnesium Sulphate on the Attenuation of the Hemodynamic Response to Tracheal Int NCT02359370 | Hospital de Base | Phase 4 |
| Completed | Comparison of McGrath and Macintosh Laryngoscope for DLT Intubation NCT02190201 | Huazhong University of Science and Technology | Phase 4 |
| Completed | McGrath Series 5 Videolaryngoscope for Double-lumen Tube Intubation NCT01984970 | Huazhong University of Science and Technology | — |
| Completed | MACOCHA Score Predicts Intubation Failure NCT02326896 | Heinrich-Heine University, Duesseldorf | — |
| Completed | The Effects of Flexible Intubating Stylet in the Accurate Placement of Double-lumen Endobronchial Tube NCT02364622 | Kaohsiung Medical University Chung-Ho Memorial Hospital | N/A |
| Withdrawn | Epiglottic Downfolding During Endotracheal Intubation NCT01691963 | Catharina Ziekenhuis Eindhoven | N/A |
| Completed | Endotracheal Intubation Without Muscle Relaxants NCT03112564 | Puerta de Hierro University Hospital | N/A |
| Completed | Effects of Videolaryngoscope on Intraocular Pressure NCT02474394 | Tokat Gaziosmanpasa University | Phase 4 |
| Unknown | Comparison of Intubation With Nerve Block and With Sedation in Awake Patients NCT01768377 | Tehran University of Medical Sciences | Phase 3 |
| Completed | Oropharyngeal Space in Videolaryngoscopy NCT01609101 | Catharina Ziekenhuis Eindhoven | N/A |
| Completed | Forces on Teeth During Videolaryngoscopy NCT01599312 | Catharina Ziekenhuis Eindhoven | N/A |
| Completed | Repositioning Method for Left-sided Double Lumen Tubes NCT01371773 | Seoul National University Hospital | N/A |
| Completed | The Effect of Dexmedetomidine on Hemodynamic Response During Double Lumen Endotracheal Intubation NCT01289769 | Chiang Mai University | Phase 2 |
| Completed | Laryngeal Morbidity After Endotracheal Intubation - Endoflex-tube Versus Use of Stylet NCT00953433 | Rigshospitalet, Denmark | N/A |
| Recruiting | Improving Safety and Quality of Tracheal Intubation Practice in Pediatric ICUs NCT02493478 | Children's Hospital of Philadelphia | — |