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Showing 49–69 of 69 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers Results available

Optical Imaging Measurement of Intravascular Solution Efficacy Trial

NCT01743872
Conditions
Peripheral Artery Disease
Interventions
Contrast Injection, Dextran Injection, CO2 Injection, Heparinized Normal Saline Injection
Procedure
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Acute Stroke
Interventions
Tight control of end-tidal CO2 levels
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 110 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Wearing Masks on End-tidal Carbon Dioxide and Pulse Oximetry

NCT05114993
Conditions
Carbon Dioxide
Interventions
wearing a disposable surgical mask
Device
Lead sponsor
Patrick Brooks
Other
Eligibility
2 Years to 80 Years
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Springfield, Missouri
Recruiting Not applicable Interventional

BioFLO for Respiratory Recovery in SCI

NCT06011876
Conditions
Spinal Cord Injuries
Interventions
Acute Intermittent Hypoxia (AIH), Acute Intermittent Hypercapnic-Hypoxia (AIHH), Sham AIH
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Epilepsy, SUDEP
Interventions
6% Carbon dioxide/50% oxygen/balance nitrogen mixture
Other
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 99 Years
Enrollment
335 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Infant,Premature
Interventions
Cardiorespiratory monitoring
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Day to 15 Days
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Long COVID
Interventions
Acute Placebo Visit, Acute Progressive Carbon Dioxide, Acute Intermittent Hypoxia, Training: Progressive Carbon Dioxide Ramping, Training: Intermittent Hypoxic Exposure, Training: Placebo Control
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Male Pattern Hair Loss, Androgenetic Alopecia, Male Pattern Baldness
Interventions
Post-Laser Minoxidil 2%, At-Home Minoxidil 5%, Laser, Post-laser 5mg minoxidil, Post-laser 10mg minoxidil, Post-laser 20mg minoxidil
Drug · Device
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years to 65 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
ART
Interventions
ZyMot Multi Sperm Separation Device (850 ul), Density Gradient Centrifugation
Device · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Conditions
Postoperative Care
Interventions
capnostream 20, Oridian Medical 1987 ltd, Needham MA
Device
Lead sponsor
Allenmore Hospital
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Tacoma, Washington
Conditions
Asthma
Interventions
NIPPV (PALMtop PTV), Volumetric CO2 (NM3), USCOM
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Traumatic Brain Injury
Interventions
Sildenafil Citrate 50Mg Tab, functional Near-infrared Spectroscopy (fNIRS), Carbon Dioxide (CO2) 5%, Neuropsychological Assessments, Gadolinium contrast infusion, Blood sample collection for research purposes, Structural brain Magnetic Resonance Imaging (MRI
Drug · Device · Other + 1 more
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Strabismus
Interventions
Provodine-Iodine Solution, Group B will receive three drops in each eye of ophthalmic balanced salt solution.
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
1 Year to 17 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Exercise and Energy Balance on 24-hour Blood Glucose Control

NCT03350997
Conditions
Metabolic Disease, Adipose Tissue
Interventions
Trial 2 Exercise, Trial 1 Exercise
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Intraocular Pressure, Oncology
Interventions
TIVA, Balanced anesthesia
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

Climate Impact Label Design and Fast-Food Meal Selection

NCT06678178
Conditions
Food Selection
Interventions
Control (QR) Labels, Warning High Climate Impact Labels, Traffic Light Labels, Climate Grade Labels, Numeric Carbon Footprint Labels
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
6,622 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Spire Medical Health Tag Respiratory Rate Validation in Adults

NCT04104737
Conditions
Respiratory Rate
Interventions
Spire Medical Health Tag
Device
Lead sponsor
Spire, Inc.
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
San Francisco, California • Louisville, Colorado
Not listed Not applicable Interventional Accepts healthy volunteers

Comparison of the Classic Face Mask Versus NuMask for Preoxygenation

NCT01865851
Conditions
Inspired Oxygen (FIO2), End-tidal Oxygen (ETO2), End-tidal Carbon Dioxide (ETCO2) and Respiratory Rate (RR) Will be Measured Every 30 Seconds
Interventions
Classic Face Mask and NuMask
Device
Lead sponsor
Nimmagadda, Usharani, M.D.
Individual
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Metabolic Syndrome
Interventions
intravenous glucose tolerance test, testosterone, anastrozole, goserelin acetate implant, aerobic capacity (VO2 Max), MRI, muscle biopsy, measurement of resting metabolic rate (energy expenditure), Dual energy x-ray absorptiometry, Fasting oral glucose tolerance test
Procedure · Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
50 Years to 75 Years · Male only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts
Conditions
Lichen Sclerosus
Interventions
FxCO2 Laser, Sham Laser
Device
Lead sponsor
Center for Vulvovaginal Disorders
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Head and Neck Cancer
Interventions
laser surgery, radiation therapy
Procedure · Radiation
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2007
U.S. locations
12
States / cities
Little Rock, Arkansas • Los Angeles, California • Sacramento, California + 9 more