{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prospective+Observational+Study&page=26",
    "query": {
      "condition": "Prospective Observational Study",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 694,
    "total_pages": 70,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prospective+Observational+Study&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prospective+Observational+Study&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T15:17:50.666Z",
  "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": "NCT00614315",
      "title": "FLAIR™ Delivery System Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Constriction, Pathologic"
      ],
      "interventions": [
        {
          "name": "FLAIR™ Endovascular Stent Graft",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "C. R. Bard",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2007-12",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2017-02-28",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 1,
      "location_summary": "Fairfield, Connecticut",
      "locations": [
        {
          "city": "Fairfield",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00614315"
    },
    {
      "nct_id": "NCT01013350",
      "title": "Prospective Observational Long-term Safety Registry of Multiple Sclerosis Participants Who Have Participated in Cladribine Clinical Trials",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "EMD Serono",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1161,
      "start_date": "2009-11-30",
      "completion_date": "2018-10-25",
      "has_results": true,
      "last_update_posted_date": "2019-11-15",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01013350"
    },
    {
      "nct_id": "NCT05972343",
      "title": "COOL-IT-PRO: Cryoablation of Breast Cancer in Non-surgical Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Cancer of the Breast"
      ],
      "interventions": [
        {
          "name": "Cryoablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": "2023-07-26",
      "completion_date": "2031-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05972343"
    },
    {
      "nct_id": "NCT02726750",
      "title": "Observational Prospective Research Study In Monoclonal Gammopathies leadINg to Myeloma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Monoclonal Gammopathy of Undetermined Significance",
        "Smoldering Plasma Cell Myeloma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 200,
      "start_date": "2015-12-14",
      "completion_date": "2028-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02726750"
    },
    {
      "nct_id": "NCT02008058",
      "title": "Observational Longitudinal Study of Pain in Men With Metastatic Castrate-Resistant Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Castrate-Resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "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": 213,
      "start_date": "2014-01-23",
      "completion_date": "2017-09-30",
      "has_results": false,
      "last_update_posted_date": "2020-03-30",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 4,
      "location_summary": "Baltimore, Maryland • Chapel Hill, North Carolina • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02008058"
    },
    {
      "nct_id": "NCT06270719",
      "title": "An Observational Study Comparing Delandistrogene Moxeparvovec (ELEVIDYS) With Standard of Care in Participants With Duchenne Muscular Dystrophy",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Duchenne Muscular Dystrophy"
      ],
      "interventions": [
        {
          "name": "Delandistrogene Moxeparvovec",
          "type": "GENETIC"
        },
        {
          "name": "Standard of Care",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "DRUG"
      ],
      "sponsor": "Sarepta Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "4 Years and older · Male only"
      },
      "enrollment_count": 500,
      "start_date": "2024-02-07",
      "completion_date": "2038-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 25,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • Aurora, Colorado + 22 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06270719"
    },
    {
      "nct_id": "NCT07807943",
      "title": "Prospective Observational Study Of Geniculate Artery Embolization For Symptomatic Knee Osteoarthritis In A Cancer Population",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Observational Study",
        "Geniculate Artery",
        "Embolization",
        "Symptomatic Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "SOC (Standard of care)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-08-26",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07807943"
    },
    {
      "nct_id": "NCT02309268",
      "title": "Atrial Appendage Closure Prospective Observational Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Left Atrial Appendage Closure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2012-06",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2015-06-15",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02309268"
    },
    {
      "nct_id": "NCT01929408",
      "title": "Feasibility and Outcomes of Allogeneic HCT Compared to Chemotherapy in Older AML Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Myeloid Leukemia (AML)",
        "Myelodysplastic Syndrome (MDS)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 703,
      "start_date": "2013-07-19",
      "completion_date": "2018-12-04",
      "has_results": true,
      "last_update_posted_date": "2019-11-15",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 12,
      "location_summary": "Stanford, California • Chicago, Illinois • Baltimore, Maryland + 8 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01929408"
    },
    {
      "nct_id": "NCT05141123",
      "title": "Registry of Patients Treated by Preloaded Fenestrated Stent-graft Designs for Complex Endovascular Aortic Procedures",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Aneurysm",
        "Aneurysm Thoracic",
        "Aneurysm Abdominal"
      ],
      "interventions": [
        {
          "name": "Complex Endovascular Aortic Procedures treated by Preloaded Fenestrated Stent-graft Designs for",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "IRCCS San Raffaele",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 741,
      "start_date": "2022-10-30",
      "completion_date": "2023-04-20",
      "has_results": false,
      "last_update_posted_date": "2023-05-01",
      "last_synced_at": "2026-10-20T15:17:50.666Z",
      "location_count": 5,
      "location_summary": "Boston, Massachusetts • Worcester, Massachusetts • Dallas, Texas + 2 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05141123"
    }
  ]
}