Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 28, 2026, 6:12 PM EDT

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Showing 25–36 of 12 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Acute Stress Reaction, Cognitive Performance
Interventions
Sparrow Hawk (Active), Sparrow Hawk (Sham)
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 41 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Perimenopause, PMDD
Interventions
transcutaneous auricular neurostimulation (tAN)
Device
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Heavy Menstrual Bleeding
Interventions
Sparrow Link, Sparrow Link (Sham)
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
14 Years to 45 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Opioid-use Disorder, Opioid Withdrawal
Interventions
Sparrow Therapy System
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Austin, Texas
Conditions
Pain, Postoperative, Opioid Use, Lumbar Spine Injury
Interventions
Sparrow Ascent Transcutaneous Auricular Neurostimulation (tAN), Sham Control Device
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Conditions
TBI (Traumatic Brain Injury)
Interventions
Sparrow Ascent Transcutaneous Auricular Neurostimulation (tAN)
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Recruiting Not applicable Interventional Accepts healthy volunteers

RM1 Project 2 - tAN fMRI

NCT05487664
Conditions
Auricular Stimulation
Interventions
Transcutaneous Auricular Neruostimulation (tAN)
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Results available

tAN to Mitigate Withdrawal Behaviors in Neonates

NCT04588519
Conditions
Neonatal Abstinence Syndrome
Interventions
Spark Biomedical Roo Transcutaneous Auricular Neurostimulation (tAN) System
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
33 Weeks to 1 Year
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Opioid-use Disorder, Opioid Withdrawal
Interventions
Sparrow Ascent Therapy System, Lofexidine, Extended-release injectable naltrexone
Device · Drug
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
4
States / cities
Rancho Mirage, California • Crownsville, Maryland • Center City, Minnesota + 1 more
Conditions
Abdominal Pain (AP), Disorders of Gut-brain Interaction
Interventions
Transcutaneous auricular neurostimulation
Device
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
12 Years to 18 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Posttraumatic Stress Disorder, Opioid Use Disorder
Interventions
Sparrow Ascent tAN, Sparrow Ascent Active Sham
Device
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cape Girardeau, Missouri
Conditions
Opioid Withdrawal, Opioid Use Disorder (OUD)
Interventions
Sparrow Link (Active tAN), Sparrow Link (Sham tAN)
Device
Lead sponsor
Payel Roy
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania