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Showing 1–24 of 55 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Laryngoscopy Clear all
Completed Not applicable Interventional Results available

Flexible Intubation Scope With or Without Video Laryngoscope in Supporting Endotracheal Tube Placement in Patients With Head and Neck Cancer Before Surgery

NCT03757091
View directory record Official record
Conditions
Head and Neck Neoplasm
Interventions
Laryngoscopy, Tracheal Intubation
Device · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional

Defining the 'Sniffing Position" in Infants and Toddlers - A Pilot Study

NCT04410289
View directory record Official record
Conditions
Airway Management, Infant ALL, Children, Only, Endotracheal Intubation
Interventions
Airway positioning per specified protocol followed by Direct Laryngoscopy and Endotracheal Intubation, Airway positioning per provider preference followed by Direct Laryngoscopy and Endotracheal Intubation
Procedure
Lead sponsor
Tufts Medical Center
Other
Eligibility
1 Month to 48 Months
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 3, 2020 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Results available

Endotracheal Intubation Using Videolaryngoscopy Versus Conventional Direct Laryngoscopy

NCT04701762
View directory record Official record
Conditions
Intubation, Laryngoscopy
Interventions
GlideScope videolaryngoscope (Verathon, Bothell, Washington 98011), Direct laryngoscopy
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
7,736 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 6, 2026, 3:26 AM EDT
Withdrawn Phase 3 Interventional

Does Administration of Etomidate and Propofol of the Anesthetic Induction of Elderly Hypertensive Patient Provide Superior Blood Pressure Stability in Response to Direct Laryngoscopy When Compared to Propofol or Etomidate Alone?

NCT01248234
View directory record Official record
Conditions
Hypertension
Interventions
propofol, Etomidate, Propofol and Etomidate
Drug
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
65 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Jul 15, 2012 · Synced Sep 6, 2026, 3:26 AM EDT
Recruiting Not applicable Interventional

Laryngoscopy for Neonatal and Infant Airway Management wIth Supplemental Oxygen at Different Flow Rates (OPTIMISE-2)

NCT05967507
View directory record Official record
Conditions
Airway Management
Interventions
Low-flow nasal supplemental oxygen with a conventional nasal cannula during tracheal intubation with the C-MAC video laryngoscope, High-flow nasal supplemental oxygen (Fisher & Paykel, Auckland, New Zealand) during tracheal intubation with the C-MAC video laryngoscope
Device
Lead sponsor
Thomas Riva
Other
Eligibility
Up to 52 Weeks
Enrollment
1,192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Phase 4 Interventional Results available

Laryngoscope Versus CMAC for Endotracheal Intubation in Patients Undergoing Emergent Airway Management

NCT01710891
View directory record Official record
Conditions
Acute Respiratory Distress
Interventions
CMAC videolaryngoscope, Direct Laryngoscopy
Procedure
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 14, 2019 · Synced Sep 6, 2026, 3:26 AM EDT
Not listed Not applicable Interventional

The Effect of Rocuronium on the Response of Composite Variability Index (CVI) to Laryngoscopy

NCT00926718
View directory record Official record
Conditions
Laryngoscopy
Interventions
remifentanil infusion, rocuronium dose + remifentanil infusion
Drug
Lead sponsor
St. Vincent's Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 22, 2009 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Results available

McGrath Videolaryngoscopy and Direct Laryngoscopy in Morbidly Obese Patients

NCT03467048
View directory record Official record
Conditions
Morbid Obesity
Interventions
McGrath videolaryngoscopy, Direct laryngoscopy
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Incidence of Sore Throat With Traditional Intubation Blades or Glidescope Blade

NCT02033564
View directory record Official record
Conditions
Intratracheal Intubation, Laryngoscopes, Postoperative Care, Risk Assessment
Interventions
Macintosh/Miller Laryngoscope, Glidescope Laryngoscope
Device
Lead sponsor
Jason Ngo, B.S.
Other
Eligibility
18 Years to 80 Years
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Jan 12, 2014 · Synced Sep 6, 2026, 3:26 AM EDT
Not listed Not applicable Interventional

Prevacid vs Lifestyle Modifications for the Treatment of LPR

NCT00274339
View directory record Official record
Conditions
Laryngopharyngeal Reflux
Interventions
Prevacid 30mg BID, Lifestyle changes of exercise and diet changes for weight loss and avoidance of reflux inducing foods.
Drug · Behavioral
Lead sponsor
Hodge, Kenneth M., M.D.
Individual
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 24, 2007 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Phase 4 Interventional Results available

Comparative Effectiveness of Intubating Devices in the Morbidly Obese

NCT01114945
View directory record Official record
Conditions
Obesity
Interventions
McGrath, GlideScope, Direct Macintosh Laryngoscopy, Video-Mac
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Sep 6, 2026, 3:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Comparison Study of a New Fiberoptic Intubation Device to Standard Intubation Techniques

NCT00906932
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2009 · Synced Sep 6, 2026, 3:26 AM EDT
Terminated Not applicable Interventional Results available

Comparison of Direct Laryngoscopy, Truview EVO2 and Glidescope in Pediatric Patients

NCT01023568
View directory record Official record
Conditions
Intubation
Interventions
Macintosh blade, Glidescope, Truview PCD
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
Up to 10 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Results available

Intraoperative Video Laryngoscopy as Adjunct for Nerve Monitoring

NCT03742141
View directory record Official record
Conditions
Vocal Cord Function in Neck Procedures
Interventions
Intraoperative Video Laryngoscopy, Glycopyrrolate
Device · Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
5
States / cities
Long Island City, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2023 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Glottic View in Infants With a Shoulder Roll

NCT03424070
View directory record Official record
Conditions
Intubation;Difficult
Interventions
Shoulder Roll, No shoulder roll (placebo)
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
1 Day to 1 Year
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2018 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Results available

A Comparison of the Infant Truview EVO2 Video Laryngoscope and the Macintosh Laryngoscope in Pediatric Patients

NCT00803751
View directory record Official record
Conditions
Laryngoscopy
Interventions
Truview EVO2 laryngoscope, Macintosh laryngoscope
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Up to 12 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Phase 4 Interventional

Comparison of the Video and Macintosh Laryngoscope in Patients Who May be Difficult to Intubate

NCT00178555
View directory record Official record
Conditions
Intubation, Endotracheal
Interventions
DCI Video Intubation System-Macintosh Laryngoscope, Macintosh Laryngoscope
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Timeline
2003 – 2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Results available

Facilitating EndotracheaL Intubation by Laryngoscopy Technique and Apneic Oxygenation Within the Intensive Care Unit: The FELLOW Study

NCT02051816
View directory record Official record
Conditions
Respiratory Failure
Interventions
Video Laryngoscopy, Apneic Oxygenation, Direct Laryngoscopy, No Apneic Oxygenation
Device
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 23, 2017 · Synced Sep 6, 2026, 3:26 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Upper Airway Ultrasound to Predict Difficult Laryngoscopy in Neonates and Infants

NCT07444528
View directory record Official record
Conditions
Neonates, Infants Aged 0 Days to 12 Months Scheduled for Elective Surgery
Interventions
Upper airway ultrasound
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 365 Days
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 6, 2026, 3:26 AM EDT
Terminated Not applicable Interventional

Quantifying Effects of Treatment of Pediatric Dysphonia

NCT00237679
View directory record Official record
Conditions
Voice Disorders, Gastroesophageal Reflux
Interventions
Neuromuscular Electrical Stimulation, Unstimulated
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
6 Years to 11 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Sep 6, 2026, 3:26 AM EDT
Withdrawn No phase listed Observational

Transoral Incisionless Fundoplication (TIF) for Laryngopharyngeal Reflux (LPR) Patients

NCT05579587
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD), Laryngopharyngeal Reflux (LPR), Reflux Disease, Gastro-Esophageal, Motility Disorder
Interventions
Transoral Incisionless Fundoplication
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2024 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Results available

Safety and Efficacy of Endotracheal Intubation Using Glidescope Video-Laryngoscope

NCT01683526
View directory record Official record
Conditions
Respiratory Failure
Interventions
Direct laryngoscopy, Video laryngoscopy (Glidescope)
Procedure · Device
Lead sponsor
Beth Israel Medical Center
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 19, 2014 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

STorz Against Glidescope Effectiveness

NCT01632683
View directory record Official record
Conditions
Difficult Airway
Interventions
C-MAC, Glidescope
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 100 Years
Enrollment
1,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 29, 2017 · Synced Sep 6, 2026, 3:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

VL vs DL in Inexperienced Users: a Pediatric Manikin Study

NCT02991820
View directory record Official record
Conditions
Videolaryngoscopes (VL), Direct Laryngoscopy (DL), Inexperienced Users
Interventions
Miller, Macintosh, C-MAC, GlideScope
Device
Lead sponsor
Joseph D. Tobias
Other
Eligibility
Not listed
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Sep 6, 2026, 3:26 AM EDT