{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Transcranial+Ultrasound&page=2",
    "query": {
      "intervention": "Transcranial Ultrasound",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 123,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Transcranial+Ultrasound&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Transcranial+Ultrasound&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T16:15:41.057Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT02840851",
      "title": "Brain Blood Flow: Age and Gender",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Aging"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "DEVICE"
        },
        {
          "name": "TCD",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "20 Years to 64 Years"
      },
      "enrollment_count": 46,
      "start_date": "2016-11",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02840851"
    },
    {
      "nct_id": "NCT06426498",
      "title": "tFUS Induced Transient Scotoma for Individual Dosing",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Brainsonix Bx Pulsar machine tFUS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2024-06-20",
      "completion_date": "2027-08-20",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06426498"
    },
    {
      "nct_id": "NCT00282841",
      "title": "Visualization of Cerebral Arteries Using Contrast-Enhanced Transcranial Ultrasound in Stroke Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "ultrasound",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2005-03",
      "completion_date": "2007-10",
      "has_results": true,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 2,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00282841"
    },
    {
      "nct_id": "NCT04775875",
      "title": "The Use of Transcranial Ultrasound Treatment of Obsessive-Compulsive Disorder",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obsessive-Compulsive Disorder"
      ],
      "interventions": [
        {
          "name": "Focused Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Neurological Associates of West Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-12-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-09-28",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 2,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04775875"
    },
    {
      "nct_id": "NCT06249711",
      "title": "Ultrasonic Treatment of Food Addiction",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Active stimulation with Diadem ultrasonic transducer array",
          "type": "DEVICE"
        },
        {
          "name": "Sham stimulation with Diadem ultrasonic transducer array",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2024-03-03",
      "completion_date": "2024-03-03",
      "has_results": false,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06249711"
    },
    {
      "nct_id": "NCT04283643",
      "title": "Noninvasive Brain Stimulation for Pain Relief",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Acute",
        "Pain, Chronic",
        "Pain, Experimental"
      ],
      "interventions": [
        {
          "name": "Transcranial Focused Ultrasound",
          "type": "OTHER"
        },
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 149,
      "start_date": "2019-04-01",
      "completion_date": "2021-04-01",
      "has_results": false,
      "last_update_posted_date": "2020-02-25",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04283643"
    },
    {
      "nct_id": "NCT07772323",
      "title": "Bedside Cranial Ultrasound for Risk-Stratified Imaging in Pediatric Acute Brain Injury",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Brain Injury",
        "Traumatic Brain Injury",
        "Intracranial Hemorrhage",
        "Hydrocephalus",
        "Stroke",
        "Brain Neoplasm",
        "Hypoxia-Ischemia, Brain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 220,
      "start_date": "2026-11-30",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07772323"
    },
    {
      "nct_id": "NCT06135064",
      "title": "Ultrasonic Neuromodulation for Treatment of PTSD",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Diadem",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2024-04-05",
      "completion_date": "2024-09-27",
      "has_results": false,
      "last_update_posted_date": "2025-05-25",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06135064"
    },
    {
      "nct_id": "NCT00579943",
      "title": "Regulation of Cerebral Blood Flow in Very Low Birth Weight Infants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infant, Very Low Birth Weight",
        "Infant, Premature, Diseases",
        "Cerebral Hemorrhage"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Hour",
        "maximum_age": "7 Days",
        "sex": "ALL",
        "summary": "1 Hour to 7 Days"
      },
      "enrollment_count": 200,
      "start_date": "2001-05",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2008-06-04",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00579943"
    },
    {
      "nct_id": "NCT07013396",
      "title": "Transcranial Doppler Evaluation After Endovascular Thrombectomy for Acute Ischemic Stroke (PRECISE-TCD)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anterior Cerebral Artery Syndrome",
        "Anterior Cerebral Artery Stroke",
        "Acute Ischemic Stroke",
        "Cardioembolic Stroke",
        "Vasogenic Cerebral Edema"
      ],
      "interventions": [
        {
          "name": "Transcranial Doppler (TCD) examination",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-09",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-01T16:15:41.057Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07013396"
    }
  ]
}