Clinical trialNCT01895062CompletedPhase 1/PHASE2Interventional

Effectiveness of Continuous Negative External Pressure in Preventing Upper Airway Impairment During Routine Colonoscopy

Sponsor5i Sciences, Inc.Enrollment54Airway ObstructionApneaHypopnea

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The primary goal of this study is to determine the effectiveness and safety of delivering continuous negative external pressure (cNEP) to the upper airway as a means of preventing episodes of respiratory impairment (RI) such as hypoxemia, apnea and hypoventilation associated with the use of intravenous sedation in elective colonoscopy in adult patients.

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Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Walter Coyle, M.D.
Scripps Healthcare
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

Scripps Green Clinic
La Jolla, California, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 31 Mar 2013
Primary completion: 31 Mar 2014
Completion: 31 Mar 2014
Last update posted: 6 Aug 2014
Registered enrollment: 54
Registry id: NCT01895062

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 30 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.