- 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
Search Results
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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.
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Showing 1–24
of 29
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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
- Post Stroke Pain
- Interventions
- Transcutaneous Auricular Neurostimulation
- Device
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 2
- 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
- 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
- Mental Fatigue, Mental Stress
- Interventions
- Sparrow Link
- Device
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Alcohol Use Disorder, Alcohol Abuse, Substance Use Disorders, Substance Use Disorders Alcohol Use Withdrawal State
- Interventions
- Sparrow Ascent, Sparrow Ascent (Sham)
- Device
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Hemostasis, Blood Biomarkers
- Interventions
- Volta System
- Device
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Manhasset, New York
- Conditions
- Hypermobile EDS (hEDS)
- Interventions
- Transcutaneous Auricular Neurostimulation
- Device
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Blood Loss, Surgical
- Interventions
- Volta tAN System, SHAM Volta tAN System
- Device
- Lead sponsor
- University Surgical Vascular
- Industry
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Watkinsville, Georgia
- 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
- Heavy Menstrual Bleeding
- Interventions
- Volta System
- Device
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Neonatal Opioid Withdrawal Syndrome, Neonatal Abstinence Syndrome
- Interventions
- Sparrow Fledging Therapy System, Sham Sparrow Fledging Therapy System
- Device
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 33 Weeks to 1 Year
- Enrollment
- 52 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2027
- U.S. locations
- 3
- States / cities
- Charleston, South Carolina • Dallas, Texas • San Antonio, Texas
- Conditions
- Opioid Use Disorder, Relapse
- Interventions
- Clinical Outcomes and Questionnaires
- Behavioral
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 3
- States / cities
- Rancho Mirage, California • Center City, Minnesota • Plymouth, Minnesota
- 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
- 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
- Temporomandibular Disorder
- Interventions
- Transcutaneous Auricular Neurostimulation, Sham Stimulation
- Device
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- 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
- 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
- Conditions
- Von Willebrand Disease, Type 1, Heavy Menstrual Bleeding
- Interventions
- Volta System
- Device
- Lead sponsor
- Five Liters, Inc.
- Industry
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 29 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Functional Endoscopic Sinus Surgery, Vagal Nerve Stimulation, Platelet Activation
- Interventions
- Spark Biomedical Sparrow Ascent Transcutaneous Auricular Neurostimulation (tAN) System
- Device
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Motion Sickness
- Interventions
- Transcutaneous Auricular Neurostimulation device
- Device
- Lead sponsor
- 59th Medical Wing
- Federal
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- San Antonio, Texas
- Conditions
- Alcohol Withdrawal
- Interventions
- Transcutaneous Auricular Neurostimulation (tAN)
- Device
- Lead sponsor
- Erin Takemoto
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Wernersville, Pennsylvania
- Conditions
- Opioid-use Disorder, Opioid Withdrawal
- Interventions
- transcutaneous auricular neurostimulation (tAN)
- Device
- Lead sponsor
- Spark Biomedical, Inc.
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 35 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Austin, Texas