{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=30",
    "query": {
      "condition": "Constriction",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 1008,
    "total_pages": 101,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T00:54:03.287Z",
  "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": "NCT01923740",
      "title": "A Clinical Evaluation of Absorb™ Bioresorbable Vascular Scaffold (Absorb™ BVS) System in Chinese Population ~ ABSORB CHINA Randomized Controlled Trial (RCT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Coronary Artery Stenosis",
        "Coronary Disease",
        "Coronary Stenosis"
      ],
      "interventions": [
        {
          "name": "XIENCE V EECSS",
          "type": "DEVICE"
        },
        {
          "name": "Absorb BVS System",
          "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": 480,
      "start_date": "2013-07",
      "completion_date": "2019-03-07",
      "has_results": true,
      "last_update_posted_date": "2019-12-04",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "Santa Clara, California",
      "locations": [
        {
          "city": "Santa Clara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01923740"
    },
    {
      "nct_id": "NCT03446118",
      "title": "MRI to Assess Fibrosis in Eosinophilic Esophagitis Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "MRI to detect inflammation and fibrosis in subjects with EoE",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 8,
      "start_date": "2017-03-01",
      "completion_date": "2019-04-15",
      "has_results": false,
      "last_update_posted_date": "2022-02-28",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03446118"
    },
    {
      "nct_id": "NCT04573660",
      "title": "Abbott Vascular Medical Device Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Myocardial Infarction",
        "Restenoses, Coronary",
        "Coronary Artery Lesions",
        "Venous Embolism",
        "Arterial Embolism"
      ],
      "interventions": [
        {
          "name": "Coronary and peripheral stents",
          "type": "DEVICE"
        },
        {
          "name": "Pacing catheters",
          "type": "DEVICE"
        },
        {
          "name": "Vascular plugs",
          "type": "DEVICE"
        },
        {
          "name": "Measurement and imaging (FFR and OCT)",
          "type": "DEVICE"
        },
        {
          "name": "Peripheral dilatation catheters",
          "type": "DEVICE"
        },
        {
          "name": "Coronary dilatation catheters",
          "type": "DEVICE"
        },
        {
          "name": "Coronary and peripheral guidewires",
          "type": "DEVICE"
        },
        {
          "name": "Vessel closure/compression devices",
          "type": "DEVICE"
        },
        {
          "name": "Vascular access introducers",
          "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": 3784,
      "start_date": "2020-10-25",
      "completion_date": "2031-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04573660"
    },
    {
      "nct_id": "NCT05811143",
      "title": "Examining the Effects of Dorsal Column Stimulation on Pain From Lumbar Spinal Stenosis Related to Epidural Lipomatosis.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lipomatosis",
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Spinal Cord Stimulator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 3,
      "start_date": "2020-09-22",
      "completion_date": "2024-01-25",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05811143"
    },
    {
      "nct_id": "NCT02413450",
      "title": "Derivation of Human Induced Pluripotent Stem (iPS) Cells to Heritable Cardiac Arrhythmias",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inherited Cardiac Arrythmias",
        "Long QT Syndrome (LQTS)",
        "Brugada Syndrome (BrS)",
        "Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)",
        "Early Repolarization Syndrome (ERS)",
        "Arrhythmogenic Cardiomyopathy (AC, ARVD/C)",
        "Hypertrophic Cardiomyopathy (HCM)",
        "Dilated Cardiomyopathy (DCM)",
        "Muscular Dystrophies (Duchenne, Becker, Myotonic Dystrophy)",
        "Normal Control Subjects"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 100,
      "start_date": "2013-08",
      "completion_date": "2031-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02413450"
    },
    {
      "nct_id": "NCT00786981",
      "title": "Epidural Steroid Injection Versus Epidural Steroid Injection and Manual Physical Therapy and Exercise in the Management of Lumbar Spinal Stenosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lumbar Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "Epidural steroid injection plus physical therapy",
          "type": "OTHER"
        },
        {
          "name": "Epidural steroid injection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Franklin Pierce University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 54,
      "start_date": "2009-04",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-07-31",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 4,
      "location_summary": "Denver, Colorado • Peoria, Illinois • Keesler Air Force Base, Mississippi + 1 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Keesler Air Force Base",
          "state": "Mississippi"
        },
        {
          "city": "Greenville",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00786981"
    },
    {
      "nct_id": "NCT05210322",
      "title": "Percutaneous Cholangiopancreatoscopy Registry",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Biliary Stones",
        "Cholangiocarcinoma, Intrahepatic",
        "Biliary Stricture",
        "Cholelithiasis",
        "Choledocholithiasis"
      ],
      "interventions": [
        {
          "name": "Percutaneous cholangiopancreatoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 679,
      "start_date": "2022-01-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05210322"
    },
    {
      "nct_id": "NCT05526560",
      "title": "Real-world Clinical Outcomes of the MITRIS RESILIA Mitral Valve",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mitral Stenosis",
        "Mitral Valve Insufficiency"
      ],
      "interventions": [
        {
          "name": "MITRIS RESILIA Mitral Valve, Model 11400M",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Edwards Lifesciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 504,
      "start_date": "2023-01-11",
      "completion_date": "2035-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 20,
      "location_summary": "Newport Beach, California • Palo Alto, California • Orlando, Florida + 13 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05526560"
    },
    {
      "nct_id": "NCT06069661",
      "title": "U.S. Multicenter Feasibility Trial of the F2 Filter and Delivery System for Embolic Protection During TAVR",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Stenosis"
      ],
      "interventions": [
        {
          "name": "Aortic Stenosis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "EnCompass Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-06",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-25",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06069661"
    },
    {
      "nct_id": "NCT00001459",
      "title": "Analysis of Heart Muscle Function in Patients With Heart Disease and Normal Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiomyopathy, Hypertrophic",
        "Coronary Disease",
        "Healthy",
        "Myocardial Ischemia",
        "Syndrome X"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 150,
      "start_date": "1995-01",
      "completion_date": "2001-03",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-26T00:54:03.287Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001459"
    }
  ]
}