{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Registry+study&page=10",
    "query": {
      "intervention": "Registry study",
      "page": 10
    },
    "page_size": 10
  },
  "pagination": {
    "page": 10,
    "page_size": 10,
    "total_count": 785,
    "total_pages": 79,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Registry+study&page=11&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Registry+study&page=9&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T18:59:00.658Z",
  "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": "NCT04759781",
      "title": "MElanoma Research Lymph Node Prediction Implementation National_001",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "SkylineDx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1820,
      "start_date": "2021-08-25",
      "completion_date": "2029-06",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 9,
      "location_summary": "Tampa, Florida • Atlanta, Georgia • Lexington, Kentucky + 6 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04759781"
    },
    {
      "nct_id": "NCT01888198",
      "title": "Ablation of Renal Masses Outcomes Registry (ARMOR): Ablation Procedure and Quality of Life Assessment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Cancer"
      ],
      "interventions": [
        {
          "name": "(EORTC QLQ-C30) questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "EuroQol EQ-5D 7-item questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 294,
      "start_date": "2013-06",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Baltimore, Maryland • New York, New York + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01888198"
    },
    {
      "nct_id": "NCT06354777",
      "title": "REView of ProcEdural FactoRs and Outcomes After Atrial Fibrillation Ablation With Active Esophageal COOLing: A Sub-Study of the REAL AF Registry",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Atrial Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Heart Rhythm Clinical and Research Solutions, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 312,
      "start_date": "2024-04-03",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 6,
      "location_summary": "Chandler, Arizona • Indianapolis, Indiana • Royal Oak, Michigan + 3 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Royal Oak",
          "state": "Michigan"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06354777"
    },
    {
      "nct_id": "NCT02358330",
      "title": "Project 1: Evaluating EHR-Based Health System Modifications for the Chronic Care of Smoking",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Smoking",
        "Nicotine Dependence",
        "Electronic Health Records",
        "Translational Research"
      ],
      "interventions": [
        {
          "name": "EHR Enhanced Clinic Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 28095,
      "start_date": "2015-02",
      "completion_date": "2018-08-01",
      "has_results": false,
      "last_update_posted_date": "2020-05-13",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02358330"
    },
    {
      "nct_id": "NCT07652034",
      "title": "EMBRACE-OBS: Single-Site Observational Registry of Patient-Reported Outcomes Following MMA Embolization for Migraine",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Migraine Disorders",
        "Chronic Migraine Headache",
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Middle Meningeal Artery Embolization",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Cortex Neurovascular",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-09-01",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 1,
      "location_summary": "Tacoma, Washington",
      "locations": [
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07652034"
    },
    {
      "nct_id": "NCT03556501",
      "title": "Imaging Modalities for Pancreatic Collections",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreas Necrosis"
      ],
      "interventions": [
        {
          "name": "Endoscopy",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2018-10-01",
      "completion_date": "2019-10-30",
      "has_results": false,
      "last_update_posted_date": "2023-05-30",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 1,
      "location_summary": "New Hyde Park, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03556501"
    },
    {
      "nct_id": "NCT04930328",
      "title": "Retrospective Real World Oxbryta® Data Collection and Analysis Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Oxbryta® (voxelotor) 500-mg Tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2021-03-20",
      "completion_date": "2022-02-25",
      "has_results": false,
      "last_update_posted_date": "2024-03-06",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 12,
      "location_summary": "Farmington, Connecticut • Boston, Massachusetts • Detroit, Michigan + 6 more",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04930328"
    },
    {
      "nct_id": "NCT06433765",
      "title": "A Study Evaluating the Effect of BRIUMVI® (Ublituximab) on Pregnancy and Infant Outcomes in Participants With Multiple Sclerosis (MS)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "TG Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 50 Years · Female only"
      },
      "enrollment_count": 728,
      "start_date": "2024-06-01",
      "completion_date": "2035-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-29",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 1,
      "location_summary": "Wilmington, North Carolina",
      "locations": [
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06433765"
    },
    {
      "nct_id": "NCT07676565",
      "title": "Safety and Efficacy of Adjunct Therapies in Adults With Type 1 Diabetes: Multicenter, Registry Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Indiana University",
      "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": "2026-03-24",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 17,
      "location_summary": "Newport Beach, California • San Francisco, California • Miami, Florida + 13 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07676565"
    },
    {
      "nct_id": "NCT01584037",
      "title": "Adenovirus Vaccine Pregnancy Registry",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adenovirus"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "17 Years to 50 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2011-12",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-04-21",
      "last_synced_at": "2026-10-30T18:59:00.658Z",
      "location_count": 1,
      "location_summary": "Wilmington, North Carolina",
      "locations": [
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01584037"
    }
  ]
}