NCT03222869

Completed

Assessment of Primary Oxygenation and Airflow Measurement fo...

Johns Hopkins University Source

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Other study identifiers

Sponsor study identifier

IRB00096150

Study Type

observational

Actual enrollment (reported)

3

Locations

1 country

Sites

1

Timeline

Study Start

March 29, 2017

Actual (reported)

Primary Completion

May 31, 2022

Actual (reported)

Study Completion

May 31, 2022

Actual (reported)

Brief Summary

This research is being done to determine the resistance across stenosis in the airway.

Registry Overview

Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.

Recruitment status: completed
Actual enrollment (reported): 3 participants
Study completion date: May 31, 2022
Actual (reported)
Listed locations: 1 countries · 1 sites

Trial Relationships

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Some registry-reported names shown below are not yet linked in this graph.

Study Timeline

Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.

Study Start
March 29, 2017
Actual (reported)
First Submitted
July 18, 2017
Actual (reported)
First Posted
July 19, 2017
Actual (reported)
Primary Completion
May 31, 2022
Actual (reported)
Study Completion
May 31, 2022
Actual (reported)

Last Updated: October 13, 2023
Status Verified: October 2023
Last Update Submitted: October 11, 2023

Conditions

Laryngotracheal Stenosis

Outcome Measures

Primary Outcomes (1)

Pressure (cm H20)
Using a pressure gauge to measure pressure at locations in the airway
Up to One Year

Secondary Outcomes (1)

Flow Rate (L/min)
Up to One Year

Study Arms (1)

Laryngotracheal Stenosis

Patients with laryngotracheal stenosis will have pressure sensors placed proximal and distal to the stenosis. Pressure and air flow will be measured

Diagnostic Test: Measure Airway Resistance Across Stenosis

Interventions

Measure Airway Resistance Across StenosisDiagnostic test

Measure pressure and air flow Across Stenosis

Laryngotracheal Stenosis

Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.

Eligibility Criteria

Age18 Years+

Sexall

Healthy VolunteersNo

Age GroupsAdult (18-64), Older Adult (65+)

Sampling MethodNon-Probability Sample

Study Population

Patients that require outpatient endoscopic laryngeal airway surgery in the operating room.

You may qualify if:

Patients 18 years or older that require outpatient endoscopic laryngeal airway surgery, in the operating room, at a tertiary academic center.

Sponsors & Collaborators

Johns Hopkins University
Otherlead

Study Sites (1)

Johns Hopkins Hospital

Baltimore, Maryland, 21287, United States

Study Officials

Alexander Hillel, MD
Johns Hopkins University
PRINCIPAL INVESTIGATOR

Enrollment

3 participants (actual enrollment reported by the registry).

Study Design

Study Type: observational
Observational Model: COHORT
Time Perspective: PROSPECTIVE
Sponsor Type: OTHER
Responsible Party: SPONSOR

Study Record Dates

First Submitted

July 18, 2017

First Posted

July 19, 2017

Study Start

March 29, 2017

Actual (reported)

You may not qualify if:

Pregnancy (status will be determined by a urine test as part of standard clinical care in the preoperative setting)
Patients that are not cleared for surgery by the preoperative evaluation
Patients with severe laryngotracheal stenosis
Patients who are morbidly obese (BMI \> 40)
Patients with lung disease (asthma, COPD)

Contact the study team to confirm eligibility.

Primary Completion

May 31, 2022

Actual (reported)

Study Completion

May 31, 2022

Actual (reported)

Last Updated

October 13, 2023

Record last verified: 2023-10

Source record

Download the complete ClinicalTrials.gov record imported by Syfrah, including fields not shown in this page. The registry may contain a newer revision.

Source: ClinicalTrials.gov.

JSON downloads include source attribution and retrieval details alongside the unchanged original record or the separately normalized values.

Registry identifier: NCT03222869
Data provider: ClinicalTrials.gov
Source updated: 2023-10-13
Normalization version: ctgov-legacy-1

Open registry record

Source retrieved: 2026-10-25 22:35:36 UTC

Locations

US(1)

Brief Summary

Registry Overview

Trial Relationships

Related Scientific Literature

Study Timeline

Study Start

First Submitted

First Posted

Primary Completion

Study Completion

Conditions

Outcome Measures

Primary Outcomes (1)

Secondary Outcomes (1)

Study Arms (1)

Laryngotracheal Stenosis

Interventions

Eligibility Criteria

You may qualify if:

Sponsors & Collaborators

Study Sites (1)

Study Officials

Enrollment

Study Design

Study Record Dates

You may not qualify if:

Source record

Locations