{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ARFI+Ultrasound",
    "query": {
      "intervention": "ARFI Ultrasound"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ARFI+Ultrasound&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T07:05:22.235Z",
  "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": "NCT01781819",
      "title": "(ARFI) Shear Velocity Imaging of the Kidneys in Pediatric Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urine Reflux",
        "Kidney Damage"
      ],
      "interventions": [
        {
          "name": "ARFI SVI Ultrasound Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-10",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2015-06-01",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01781819"
    },
    {
      "nct_id": "NCT03436550",
      "title": "Assessment of Portal Hypertension With Multiparametric MRI",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Portal Hypertension",
        "Clinically Significant Portal Hypertension"
      ],
      "interventions": [
        {
          "name": "mpMRI",
          "type": "PROCEDURE"
        },
        {
          "name": "ARFI US",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2018-03-20",
      "completion_date": "2022-07-19",
      "has_results": false,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03436550"
    },
    {
      "nct_id": "NCT03785782",
      "title": "ARFI, VisR and DDAI Ultrasound for Improving Discrimination of Malignant and Unresponsive Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 90 Years · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2018-05-10",
      "completion_date": "2021-07-15",
      "has_results": true,
      "last_update_posted_date": "2025-02-20",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03785782"
    },
    {
      "nct_id": "NCT01581385",
      "title": "Acoustic Radiation Force Impulse (ARFI) Ultrasound for Noninvasive, Diagnostic Atherosclerosis Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atherosclerosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2012-04",
      "completion_date": "2020-05-31",
      "has_results": false,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581385"
    },
    {
      "nct_id": "NCT01879397",
      "title": "Pilot Study of Ultrasonic Determined Carotid Plaque Composition",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "Research Ultrasound Exam",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "D. Geoffrey Vince",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2013-05",
      "completion_date": "2020-02-27",
      "has_results": false,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01879397"
    },
    {
      "nct_id": "NCT01593462",
      "title": "Comparative Effectiveness of MR Enterography",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Crohns Disease"
      ],
      "interventions": [
        {
          "name": "MRE (magnetic resonance enterography)",
          "type": "PROCEDURE"
        },
        {
          "name": "The Ultrasound scan, (UEI) Ultrasound Elastography Imaging with ARFI (acoustic radiation force impulse)",
          "type": "PROCEDURE"
        },
        {
          "name": "Study Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Month to 18 Years"
      },
      "enrollment_count": 30,
      "start_date": "2011-05",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-01-24",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01593462"
    },
    {
      "nct_id": "NCT04607135",
      "title": "ARFI Imaging for Targeted Prostate Biopsy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Acoustic radiation force impulse (ARFI)",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 34,
      "start_date": "2021-10-22",
      "completion_date": "2023-03-28",
      "has_results": true,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04607135"
    },
    {
      "nct_id": "NCT04063709",
      "title": "Transcutaneous ARFI Ultrasound for Differentiating Carotid Plaque With High Stroke Risk",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Plaque, Atherosclerotic",
        "Carotid Artery Plaque",
        "Carotid Stenosis"
      ],
      "interventions": [
        {
          "name": "Acoustic Radiation Force Impulse (ARFI) ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2019-07-17",
      "completion_date": "2025-11",
      "has_results": false,
      "last_update_posted_date": "2025-02-07",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04063709"
    },
    {
      "nct_id": "NCT03914196",
      "title": "Fontan Associated Liver Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fontans"
      ],
      "interventions": [
        {
          "name": "Liver Stiffness Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "0 Years to 5 Years"
      },
      "enrollment_count": 50,
      "start_date": "2018-01-18",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03914196"
    },
    {
      "nct_id": "NCT01781208",
      "title": "Ultrasound Based Acoustic Radiation Force Impulse Imaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Liver Fibrosis",
        "Liver Inflammation"
      ],
      "interventions": [
        {
          "name": "Ultrasound-Based Acoustic Radiation Force Impulse (ARFI)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 62,
      "start_date": "2012-11",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-10-21",
      "last_synced_at": "2026-09-11T07:05:22.235Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01781208"
    }
  ]
}