{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+registry&page=7",
    "query": {
      "intervention": "Patient registry",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 1112,
    "total_pages": 112,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+registry&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+registry&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T23:42:38.804Z",
  "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": "NCT00478478",
      "title": "Merci Registry - Real World Use of the Merci Retrieval System in Acute Ischemic Stroke",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "Mechanical Thrombectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stryker Neurovascular",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2007-06",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2014-11-10",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00478478"
    },
    {
      "nct_id": "NCT03032835",
      "title": "Partners Calciphylaxis Biobank",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Calciphylaxis",
        "Calcific Uremic Arteriolopathy",
        "End Stage Renal Disease",
        "Chronic Kidney Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2017-01",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03032835"
    },
    {
      "nct_id": "NCT04272216",
      "title": "An Observational Study of Radial Access Embolization Procedures Using HydroPearl Microspheres",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Uterine Fibroid",
        "Arteriovenous Malformations",
        "Hypervascular Tumors",
        "Benign Prostatic Hyperplasia"
      ],
      "interventions": [
        {
          "name": "Treatment with HydroPearl via radial access",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Terumo Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2020-02-06",
      "completion_date": "2023-03-11",
      "has_results": true,
      "last_update_posted_date": "2025-09-09",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Chicago, Illinois • St Louis, Missouri + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04272216"
    },
    {
      "nct_id": "NCT00835133",
      "title": "Collecting Blood and Tissue Samples From Family Members of Patients With Pancreatic Diseases, Pancreatic Cancer, and Melanoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Familial Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        },
        {
          "name": "medical chart review",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 1122,
      "start_date": "2002-08-01",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00835133"
    },
    {
      "nct_id": "NCT02479438",
      "title": "Gastroesophageal Reflux Disease Prospective Registry",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "GERD"
      ],
      "interventions": [
        {
          "name": "Diagnosed with GERD",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 744,
      "start_date": "2014-01",
      "completion_date": "2024-09",
      "has_results": false,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02479438"
    },
    {
      "nct_id": "NCT03603275",
      "title": "Assessing Physician and Hemophilia A Patient Reasons and Expectations for Switching Treatment to Kovaltry & Jivi: A Nested Study Within an Existing Registry",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "New FVIII products",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2018-08-06",
      "completion_date": "2020-05-14",
      "has_results": false,
      "last_update_posted_date": "2022-08-25",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 27,
      "location_summary": "La Jolla, California • Aurora, Colorado • New Haven, Connecticut + 23 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03603275"
    },
    {
      "nct_id": "NCT00688545",
      "title": "Naturalistic Safety Registry Of Celecoxib (CELEBREX(R)) And NSAIDs In Juvenile Idiopathic Arthritis",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthritis, Juvenile Rheumatoid"
      ],
      "interventions": [
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "nsNSAIDs",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 275,
      "start_date": "2009-04",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 27,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Washington D.C., District of Columbia + 23 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Arlington Heights",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00688545"
    },
    {
      "nct_id": "NCT04864795",
      "title": "Cardiovascular and Renal Treatment in Heart Failure Patients With Hyperkalaemia or at High Risk of Hyperkalaemia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Hyperkalemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Vifor (International) Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2636,
      "start_date": "2021-04-19",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2024-11-04",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 52,
      "location_summary": "Little Rock, Arkansas • La Jolla, California • Northridge, California + 46 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        },
        {
          "city": "Bridgeport",
          "state": "Connecticut"
        },
        {
          "city": "Boynton Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04864795"
    },
    {
      "nct_id": "NCT04035356",
      "title": "HAART Annuloplasty Device Valve Repair Registry",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Valve Insufficiency",
        "Aortic Aneurysm"
      ],
      "interventions": [
        {
          "name": "Aortic valve repair",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Biostable Science & Engineering",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 183,
      "start_date": "2020-09-22",
      "completion_date": "2024-07-25",
      "has_results": false,
      "last_update_posted_date": "2024-08-09",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 5,
      "location_summary": "Indianapolis, Indiana • Ann Arbor, Michigan • St Louis, Missouri + 2 more",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04035356"
    },
    {
      "nct_id": "NCT01954641",
      "title": "Accountability for Cancer Care Through Undoing Racism and Equity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "ACCURE Navigator",
          "type": "OTHER"
        },
        {
          "name": "Usual Care by Cancer Center Care Team",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 300,
      "start_date": "2013-04",
      "completion_date": "2018-03",
      "has_results": false,
      "last_update_posted_date": "2018-08-01",
      "last_synced_at": "2026-10-19T23:42:38.804Z",
      "location_count": 2,
      "location_summary": "Greensboro, North Carolina • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Greensboro",
          "state": "North Carolina"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01954641"
    }
  ]
}