{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction%2C+Pathologic&page=4",
    "query": {
      "condition": "Constriction, Pathologic",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 275,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction%2C+Pathologic&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction%2C+Pathologic&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T10:01:38.102Z",
  "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": "NCT03552289",
      "title": "Cook Enforcer Post-Market Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "End-Stage Renal Disease"
      ],
      "interventions": [
        {
          "name": "Cook Advance® Enforcer 35 Focal-Force Percutaneous Transluminal Angioplasty (PTA) Balloon Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Conventional angioplasty balloon catheters",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cook Research Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 211,
      "start_date": "2018-08-07",
      "completion_date": "2019-08-27",
      "has_results": true,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 5,
      "location_summary": "Phoenix, Arizona • Darien, Connecticut • Newark, Delaware + 2 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Darien",
          "state": "Connecticut"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Roanoke",
          "state": "Virginia"
        },
        {
          "city": "Woodbridge",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03552289"
    },
    {
      "nct_id": "NCT07023393",
      "title": "Proprio Spine Measurement Tool",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intervertebral Disc Degeneration",
        "Intervertebral Disc Displacement",
        "Spinal Curvatures",
        "Spinal Osteochondrosis",
        "Spinal Osteophytosis",
        "Spinal Stenosis",
        "Spondylitis",
        "Spondylosis"
      ],
      "interventions": [
        {
          "name": "Intraoperative spinal measurement system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2026-04-20",
      "completion_date": "2029-04-20",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07023393"
    },
    {
      "nct_id": "NCT00001878",
      "title": "Factors Contributing to Increased Left Ventricle Size in Patients With Abnormally Enlarged Hearts",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertrophic Cardiomyopathy",
        "Left Ventricular Hypertrophy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 175,
      "start_date": "1999-02",
      "completion_date": "2002-08",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001878"
    },
    {
      "nct_id": "NCT03507777",
      "title": "ILUMIEN IV: OPTIMAL Percutaneous Coronary Intervention (PCI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Coronary Stenosis",
        "Atherosclerosis",
        "STEMI",
        "STEMI - ST Elevation Myocardial Infarction",
        "NSTEMI - Non-ST Segment Elevation Myocardial Infarction (MI)"
      ],
      "interventions": [
        {
          "name": "Coronary PCI guided by OCT",
          "type": "DEVICE"
        },
        {
          "name": "Coronary PCI guided by Angiography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2487,
      "start_date": "2018-05-17",
      "completion_date": "2023-02-28",
      "has_results": true,
      "last_update_posted_date": "2024-08-01",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 42,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Burlingame, California + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03507777"
    },
    {
      "nct_id": "NCT04207606",
      "title": "Post Epidural Steroid Injection Follow-up",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lumbago",
        "Lumbar Spinal Stenosis",
        "Lumbar Disc Herniation"
      ],
      "interventions": [
        {
          "name": "Post Epidural Steroid Injection Follow-up",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2020-01-03",
      "completion_date": "2020-12-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-12",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04207606"
    },
    {
      "nct_id": "NCT07228104",
      "title": "Adjuvant Steroid Outcomes in Idiopathic Subglottic Stenosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Idiopathic Subglottic Stenosis"
      ],
      "interventions": [
        {
          "name": "Triamcinolone 0.1%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "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": 226,
      "start_date": "2026-05-20",
      "completion_date": "2032-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-22",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 10,
      "location_summary": "San Diego, California • San Francisco, California • Aurora, Colorado + 7 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07228104"
    },
    {
      "nct_id": "NCT01932099",
      "title": "TranScatheter Aortic Valve RepLacement System US Feasibility Trial",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Aortic Valve Stenosis"
      ],
      "interventions": [
        {
          "name": "Transcatheter aortic valve replacement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Direct Flow Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 30,
      "start_date": "2013-08",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2016-10-31",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 6,
      "location_summary": "Sacramento, California • Chicago, Illinois • Detroit, Michigan + 3 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01932099"
    },
    {
      "nct_id": "NCT00496639",
      "title": "Stent vs. Angioplasty for Treatment of Thrombosed AV Grafts: Long-Term Outcomes",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperplasia",
        "Stenosis"
      ],
      "interventions": [
        {
          "name": "angioplasty",
          "type": "PROCEDURE"
        },
        {
          "name": "stent placement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Kidney Foundation, United States",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 130,
      "start_date": "2006-10",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2008-05-22",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00496639"
    },
    {
      "nct_id": "NCT04229563",
      "title": "Post-Market Registry of AURYON Atherectomy Device in Subjects Affected With Infrainguinal Peripheral Artery Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infrainguinal Peripheral Artery Disease",
        "Peripheral Arterial Disease",
        "PAD"
      ],
      "interventions": [
        {
          "name": "AURYON Atherectomy System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Angiodynamics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2020-08-04",
      "completion_date": "2023-04-17",
      "has_results": true,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 10,
      "location_summary": "Scottsdale, Arizona • Tucson, Arizona • Davenport, Florida + 7 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Davenport",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04229563"
    },
    {
      "nct_id": "NCT00905671",
      "title": "Intravascular Near Infrared Spectroscopy (NIRS) Bifurcation - Lipid Core Plaque Shift Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Angina Pectoris",
        "Angina, Unstable",
        "Atherosclerosis",
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "LipiScan Coronary Imaging Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Infraredx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2009-06",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2014-09-04",
      "last_synced_at": "2026-10-27T10:01:38.102Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00905671"
    }
  ]
}