Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:21 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–46 of 46 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Intubation; Difficult Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

Facial Analysis to Classify Difficult Intubation

NCT01612949
View directory record Official record
Conditions
Difficult Intubation
Interventions
photographing head and neck
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 99 Years
Enrollment
3,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational

Evaluation of Prophylactic Endotracheal Intubation

NCT03716466
View directory record Official record
Conditions
Intubation;Difficult, Gastrointestinal Bleeding
Interventions
Endotracheal intubation, No airway intervention
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
65 participants
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2022 · Synced Oct 21, 2026, 5:21 AM EDT
Terminated No phase listed Observational

Superior Laryngeal Nerve Block For Awake Endotracheal Intubation Study

NCT01848548
View directory record Official record
Conditions
Awake Endotracheal Intubation, Difficult Intubation, Airway Anesthesia
Interventions
Superior Laryngeal Nerve Block using the Thyrohyoid Membrane as an Anatomic Landmark
Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational

Supraglottic Airway Needed To Achieve Ventilation

NCT05190757
View directory record Official record
Conditions
Airway Complication of Anesthesia, Difficult or Failed Intubation
Interventions
Airway and Ventilation
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 5, 2023 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Results available

Tracheal Intubation Coaching in NICUs

NCT03194503
View directory record Official record
Conditions
Failed or Difficult Intubation, Sequela, Intubation;Difficult, Intubation Complication
Interventions
VL Coaching training using C-MAC video laryngoscope
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
22 Years to 70 Years
Enrollment
1,512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
8
States / cities
La Jolla, California • Aurora, Colorado • New Haven, Connecticut + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 9, 2021 · Synced Oct 21, 2026, 5:21 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers Results available

Voice Analysis as a Predictor for Difficult Intubations

NCT04105738
View directory record Official record
Conditions
Anesthesia, Difficult Intubation, Difficult Airway Intubation, Speech Dysfunction, Surgery
Interventions
Not listed
Lead sponsor
J. Matthias Walz
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 15, 2022 · Synced Oct 21, 2026, 5:21 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Impact of Manikin Training on Airtraq Avant Learning Curve in Predicted Difficult Airways

NCT01720017
View directory record Official record
Conditions
Education, Training, Manikin
Interventions
Preclinical Manikin Training, Inservice Training
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 2, 2015 · Synced Oct 21, 2026, 5:21 AM EDT
Not listed No phase listed Observational

Ultrasound to Predict Difficult Airway

NCT03789071
View directory record Official record
Conditions
Difficult Intubation
Interventions
External ultrasound evaluation of the airway
Diagnostic Test
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
420 participants
Timeline
2019 – 2023
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 22, 2021 · Synced Oct 21, 2026, 5:21 AM EDT
Terminated Not applicable Interventional Results available

Novel Airway Device to Aid Endotracheal Intubations

NCT03340207
View directory record Official record
Conditions
Intubation Complication, Intubation;Difficult
Interventions
Pneumaglide
Device
Lead sponsor
University at Buffalo
Other
Eligibility
18 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 14, 2022 · Synced Oct 21, 2026, 5:21 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 4, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Manikin To Patient Intubation: Does It Translate?

NCT03046966
View directory record Official record
Conditions
Intubation; Difficult or Failed
Interventions
Intervention: Receives Training, Intervention: Control No Training
Procedure · Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 89 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 7, 2021 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional

Video-Laryngoscope Alone or With Bronchoscope for Predicted Difficult Intubation

NCT03080896
View directory record Official record
Conditions
Intubation; Difficult
Interventions
King Vision video-laryngoscope with #3 disposable blade and endotracheal tube stylet, fiberoptic bronchoscope aScope III
Device
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated May 28, 2024 · Synced Oct 21, 2026, 5:21 AM EDT
Recruiting No phase listed Observational

Comparison of Two Sedation Regimens for Awake Fiberoptic Intubation

NCT05736198
View directory record Official record
Conditions
Awake Fiberoptic Intubation, Difficult Airway
Interventions
Dexmedetomidine
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2034
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 21, 2026, 5:21 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 15, 2018 · Synced Oct 21, 2026, 5:21 AM EDT
Recruiting No phase listed Observational

Improving Safety and Quality of Tracheal Intubation Practice in Pediatric ICUs

NCT02493478
View directory record Official record
Conditions
Failed or Difficult Intubation, Sequela, Intubation; Difficult, Intubation Complication
Interventions
Not listed
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
150,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2030
U.S. locations
63
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 50 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Results available

Clinical Evaluation of the Storz CMAC Laryngoscope

NCT00956592
View directory record Official record
Conditions
Intubation, Airway Management
Interventions
CMAC video laryngoscope, Macintosh laryngoscope
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 99 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Results available

RIFL (Rigid and Flexing Laryngoscope) vs. Fiberoptic Bronchoscope

NCT01965938
View directory record Official record
Conditions
Intubation; Difficult
Interventions
RIFL (Rigid and Flexing Laryngoscope), Fiberoptic Bronchoscope
Device
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 5, 2017 · Synced Oct 21, 2026, 5:21 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 23, 2016 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Expert Consensus Statements for the Management of a Physiologically Difficult Airway Using the Delphi Method (PDADelphi)

NCT05762068
View directory record Official record
Conditions
Intubation; Difficult or Failed, Intubation Complication, Hemodynamic Instability, Critical Illness
Interventions
Delphi procedure
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional

Air-Q® SP Versus Williams Intubating Airway for Single-Operator FOI

NCT03247803
View directory record Official record
Conditions
Intubation; Difficult or Failed, Laryngeal Masks
Interventions
air-Q® SP, Williams Airway Intubator (WA)
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 22, 2019 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Can Neck Circumference Measurements Less Than 43cm or Greater Than 43cm Predict Difficulty of Tracheal Intubation?

NCT01191658
View directory record Official record
Conditions
Neck Circumference, Difficulty of Tracheal Intubation
Interventions
Not listed
Lead sponsor
CAMC Health System
Other
Eligibility
18 Years to 80 Years
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Results available

McGRATH MAC Video Laryngoscope

NCT02250521
View directory record Official record
Conditions
Intubation; Difficult
Interventions
McGrath MAC enhanced direct laryngoscope
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 9, 2018 · Synced Oct 21, 2026, 5:21 AM EDT