{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vascular+Access+Patency",
    "query": {
      "condition": "Vascular Access Patency"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 19,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vascular+Access+Patency&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T20:51:07.906Z",
  "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": "NCT01669850",
      "title": "Clipped Versus Handsewn Arteriovenous Fistula Anastomosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arteriovenous Fistula Complications and Failure"
      ],
      "interventions": [
        {
          "name": "Clipped anastomosis",
          "type": "DEVICE"
        },
        {
          "name": "Handsewn anastomosis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Gundersen Lutheran Medical Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2012-08",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2015-09-07",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 1,
      "location_summary": "La Crosse, Wisconsin",
      "locations": [
        {
          "city": "La Crosse",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01669850"
    },
    {
      "nct_id": "NCT02414841",
      "title": "A Study of Vonapanitase (PRT-201) Administered Immediately After Radiocephalic Arteriovenous Fistula(AVF) Creation in Patients With Chronic Kidney Disease (CKD) (PATENCY-2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Vonapanitase",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 696,
      "start_date": "2015-08",
      "completion_date": "2019-05-01",
      "has_results": true,
      "last_update_posted_date": "2019-08-13",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 36,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02414841"
    },
    {
      "nct_id": "NCT00322270",
      "title": "Safety and Efficacy Study of Alfimeprase in Subjects With Occluded Catheters",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Thrombosis",
        "Venous Thrombosis",
        "Catheter Occlusion"
      ],
      "interventions": [
        {
          "name": "Alfimeprase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ARCA Biopharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2006-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-08-15",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 18,
      "location_summary": "Casa Grande, Arizona • Soquel, California • Boynton Beach, Florida + 15 more",
      "locations": [
        {
          "city": "Casa Grande",
          "state": "Arizona"
        },
        {
          "city": "Soquel",
          "state": "California"
        },
        {
          "city": "Boynton Beach",
          "state": "Florida"
        },
        {
          "city": "Brooksville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00322270"
    },
    {
      "nct_id": "NCT00067119",
      "title": "Aggrenox Prevention of Access Stenosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Kidney Failure"
      ],
      "interventions": [
        {
          "name": "Aggrenox",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 649,
      "start_date": "2003-01-01",
      "completion_date": "2008-01-31",
      "has_results": false,
      "last_update_posted_date": "2017-09-19",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Iowa City, Iowa • Portland, Maine + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00067119"
    },
    {
      "nct_id": "NCT00179647",
      "title": "Expanded Access Program:Lenalidomide With or Without Dexamethasone In Previously Treated Subjects With Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celgene Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1913,
      "start_date": "2005-09",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2010-03-16",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 63,
      "location_summary": "Scottsdale, Arizona • Berkeley, California • La Jolla, California + 54 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00179647"
    },
    {
      "nct_id": "NCT04452331",
      "title": "Assessing Open Access Audio",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Open Access Audio",
          "type": "OTHER"
        },
        {
          "name": "No Access, Patient and Provider Aware of Recording",
          "type": "OTHER"
        },
        {
          "name": "No Access, Provider Unaware of Recording",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1553,
      "start_date": "2021-10-05",
      "completion_date": "2024-07-31",
      "has_results": true,
      "last_update_posted_date": "2025-04-03",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Cleveland, Ohio",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04452331"
    },
    {
      "nct_id": "NCT00448708",
      "title": "Safety and Efficacy of Angiotech Vascular Wrap Paclitaxel-Eluting Mesh for Hemodialysis Vascular Access",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Diseases",
        "ESRD"
      ],
      "interventions": [
        {
          "name": "Vascular Wrap Paclitaxel-Eluting Mesh",
          "type": "DEVICE"
        },
        {
          "name": "Lifespan® ePTFE Vascular Graft",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Angiotech Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 222,
      "start_date": "2007-03",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2011-11-17",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 33,
      "location_summary": "Birmingham, Alabama • Fresno, California • Inglewood, California + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00448708"
    },
    {
      "nct_id": "NCT00039767",
      "title": "Heparin Versus Lepirudin Flushes in Preventing Blockage of Venous Access Devices",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Thrombosis"
      ],
      "interventions": [
        {
          "name": "Lepirudin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 340,
      "start_date": "2002-05",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00039767"
    },
    {
      "nct_id": "NCT00890045",
      "title": "Hemodialysis Reliable Outflow (HeRO) Vascular Access Patency Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Failure Chronic Requiring Hemodialysis"
      ],
      "interventions": [
        {
          "name": "HeRO Vascular Access Device",
          "type": "DEVICE"
        },
        {
          "name": "Conventional ePTFE hemodialysis graft",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Merit Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "22 Years to 99 Years"
      },
      "enrollment_count": 72,
      "start_date": "2004-07",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2024-01-29",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Miami, Florida • Atlanta, Georgia + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00890045"
    },
    {
      "nct_id": "NCT00410449",
      "title": "Oxidative Stress and Hemodialysis Access Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "End Stage Renal Disease",
        "Hemodialysis"
      ],
      "interventions": [
        {
          "name": "Alpha tocopherol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2001-05",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2015-10-06",
      "last_synced_at": "2026-07-22T20:51:07.906Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00410449"
    }
  ]
}