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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 11, 2026, 8:12 AM EDT

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

Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Capnography Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Does Capnography Prevent Hypoxemia During Endoscopic Retrograde Cholangiopancreatography and Endoscopic Ultrasound?

NCT00675415
View directory record Official record
Conditions
Hypoxemia
Interventions
Capnography
Diagnostic Test
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
263 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 27, 2017 · Synced Sep 11, 2026, 8:12 AM EDT
Not listed No phase listed Observational

Advanced Prediction of Respiratory Depression Episode With the Linshom Continuous Predictive Respiratory Sensor

NCT05804175
View directory record Official record
Conditions
Post Surgical Respiratory Failure, Respiratory Complication
Interventions
Linshom Continuous Predictive Respiratory Monitoring
Device
Lead sponsor
Linshom Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Ellicott City, Maryland • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced Sep 11, 2026, 8:12 AM EDT
Recruiting Not applicable Interventional

Early Intervention for Postpartum PTSD: Comparing Written Exposure and Capnometry-Guided Breathing Therapy

NCT07342530
View directory record Official record
Conditions
Written Exposure Therapy, Breathing Techniques, PTSD (Childbirth-Related), Postpartum Care
Interventions
Written Exposure Therapy (WET), Capnometry-Guided Breathing Intervention (CGRI)
Behavioral · Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Little Rock, Arkansas • Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 11, 2026, 8:12 AM EDT
Completed No phase listed Observational

Assessment of Ventilation Using Respiratory Volume Monitor Compared to Capnography During Intravenous Sedation

NCT02860143
View directory record Official record
Conditions
Colonoscopy
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
20 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Sep 11, 2026, 8:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Application of Capnography Monitoring on the General Care Nursing Unit

NCT00457080
View directory record Official record
Conditions
Postoperative Complications
Interventions
Alaris ETCO2 monitor - cont. resp. rate, & apnea events
Device
Lead sponsor
Texas Health Resources
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2008 · Synced Sep 11, 2026, 8:12 AM EDT
Completed No phase listed Observational

The Effects of Patient Features on Opioid Induced End-Tidal CO2

NCT01371903
View directory record Official record
Conditions
Opioid Use During Medical Care
Interventions
Not listed
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years and older
Enrollment
278 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2014 · Synced Sep 11, 2026, 8:12 AM EDT
Completed No phase listed Observational

Clinical Utility of Capnography in the PACU( Post-anaesthesia Care Unit)

NCT02707003
View directory record Official record
Conditions
Respiratory Depression
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Sep 11, 2026, 8:12 AM EDT
Recruiting No phase listed Observational

Waveform Capnography Compared to Colorimetric Carbon Dioxide Detection During Tracheal Intubation of Critically Ill Adults

NCT06934876
View directory record Official record
Conditions
Acute Respiratory Failure
Interventions
Colorimetric carbon dioxide (CO2) detection, Waveform capnography
Diagnostic Test
Lead sponsor
Brian Driver
Other
Eligibility
18 Years and older
Enrollment
2,092 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
9
States / cities
Chicago, Illinois • Burlington, Massachusetts • Minneapolis, Minnesota + 6 more
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 11, 2026, 8:12 AM EDT
Withdrawn Not applicable Interventional

Employing End Tidal Capnography in Continuous Flow Ventricular Assist Device Patients

NCT02838355
View directory record Official record
Conditions
Cardiomyopathy, Cardiovascular Disease, Heart Disease
Interventions
Respiratory Depression Monitoring with End Tidal Carbon Dioxide Nasal Cannula (ETCO2- NC), Standard Non-invasive Respiratory Depression Monitoring
Device · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 19, 2018 · Synced Sep 11, 2026, 8:12 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Treatment for Patients With Chronic Post-Concussion Symptoms

NCT03759808
View directory record Official record
Conditions
Mild Traumatic Brain Injury, Concussion Post Syndrome
Interventions
Psychological Intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
13 Years to 25 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 11, 2026, 8:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Comparison of Capnography Sampling Lines

NCT03554629
View directory record Official record
Conditions
Capnography
Interventions
Capnography CO2 cannula sampling Flexiterline (CCSF) designs with supplemental O2
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Louisville, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Sep 11, 2026, 8:12 AM EDT
Completed Not applicable Interventional Results available

Use of Capnography in EGD and Colonoscopy With Moderate Sedation.

NCT01994785
View directory record Official record
Conditions
Hypoxia, Apnea, Hypotension, Hypopnea
Interventions
Capnographic Monitoring
Diagnostic Test
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Independence, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 11, 2026, 8:12 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Comparison of Resting Heart and Respiratory Rate Measurements Acquired by Contactless Radar Sensors, Electrocardiography, and Capnography

NCT04935190
View directory record Official record
Conditions
Vital Signs
Interventions
Vitalpercept
Diagnostic Test
Lead sponsor
DawnLight
Industry
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 30, 2021 · Synced Sep 11, 2026, 8:12 AM EDT
Completed No phase listed Observational

Monitoring of Overdose Patients With and Without Supplemental Oxygen in the Emergency Department

NCT02101424
View directory record Official record
Conditions
Overdose
Interventions
Not listed
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 23, 2014 · Synced Sep 11, 2026, 8:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Non-invasive Tidal Volume Monitoring Using the Linshom Respiratory Monitoring Device

NCT03279458
View directory record Official record
Conditions
Pulmonary Ventilation, Capnography
Interventions
Linshom Respiratory Monitoring Device
Device
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Jul 4, 2018 · Synced Sep 11, 2026, 8:12 AM EDT
Not listed No phase listed Observational

Incidence OIRD Medical and Trauma Patients

NCT03948880
View directory record Official record
Conditions
Respiratory Depression, Sedation
Interventions
Not listed
Lead sponsor
Community Health System
Other
Eligibility
18 Years to 89 Years
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Sep 11, 2026, 8:12 AM EDT
Not yet recruiting Not applicable Interventional

Clinical Evaluation of an Alarm Activated Detection System to Enable Early Intervention of Emerging Respiratory Decline With the Linshom Medical Continuous Predictive Respiratory Sensor (CPRS)

NCT07793981
View directory record Official record
Conditions
Post Surgical Respiratory Failure, Respiratory Complication, Opioid Induced Respiratory Depression, Respiratory Arrest
Interventions
Linshom Continuous Predictive Respiratory Monitoring
Device
Lead sponsor
Linshom Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
394 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Baltimore, Maryland • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 11, 2026, 8:12 AM EDT
Recruiting No phase listed Observational

Respiration From Pleth Validation

NCT07449715
View directory record Official record
Conditions
Respiratory Rate Monitoring
Interventions
Physiological Monitoring with SpO₂ Sensors and Capnography
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
4 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 11, 2026, 8:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparison of Non-invasive Respiratory Monitoring System (RMS) to Capnography for Respiratory Rate (RR)

NCT06521385
View directory record Official record
Conditions
Respiratory Monitoring
Interventions
Makani Science Respiratory Monitoring System
Device
Lead sponsor
Makani Science
Industry
Eligibility
22 Years to 99 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Fullerton, California
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 11, 2026, 8:12 AM EDT
Terminated No phase listed Observational

Incidence of Respiratory Depression in Cesarean Section

NCT01181843
View directory record Official record
Conditions
Respiratory Depression, Postoperative Pain
Interventions
Not listed
Lead sponsor
Wake Forest University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Sep 11, 2026, 8:12 AM EDT
Terminated No phase listed Observational

The Use of Capnography as a Guide for Oral Intubation

NCT00176683
View directory record Official record
Conditions
Measurement
Interventions
Capnography
Procedure
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 26, 2017 · Synced Sep 11, 2026, 8:12 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Airway Deadspace in Children: Air-Q Versus Endotracheal Tube

NCT03785977
View directory record Official record
Conditions
Airway Deadspace
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
3 Months to 6 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 26, 2020 · Synced Sep 11, 2026, 8:12 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Breath Analysis Technique to Diagnose Pulmonary Embolism

NCT00368836
View directory record Official record
Conditions
Pulmonary Embolism
Interventions
BreathScreen PE
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
475 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 20, 2022 · Synced Sep 11, 2026, 8:12 AM EDT
Completed No phase listed Observational

End-Tidal Carbon Dioxide as a Measure of Carboxyhemoglobin in Carbon Monoxide Poisoning

NCT01859156
View directory record Official record
Conditions
Carbon Monoxide Exposure
Interventions
Not listed
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 28, 2014 · Synced Sep 11, 2026, 8:12 AM EDT