{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=32",
    "query": {
      "condition": "Constriction",
      "page": 32
    },
    "page_size": 10
  },
  "pagination": {
    "page": 32,
    "page_size": 10,
    "total_count": 1008,
    "total_pages": 101,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=33&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=31&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T03:18:03.686Z",
  "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": "NCT01338766",
      "title": "Spondylolisthesis Treated With an iO-Flex® System Enabled Decompression",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Radiculopathy",
        "Spondylolisthesis",
        "Lumbar Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "Decompression using the iO-Flex® system",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baxano Surgical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2011-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-04-23",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 14,
      "location_summary": "Castro Valley, California • Los Angeles, California • Mission Viejo, California + 10 more",
      "locations": [
        {
          "city": "Castro Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Van Nuys",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01338766"
    },
    {
      "nct_id": "NCT00908375",
      "title": "Efficacy of Pregabalin in Patients With Radicular Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Neuropathy; Radicular, Lumbar, Lumbosacral",
        "Failed Back Surgery Syndrome",
        "Spinal Stenosis",
        "Herniated Disc"
      ],
      "interventions": [
        {
          "name": "Pregabalin",
          "type": "DRUG"
        },
        {
          "name": "Sugar Pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 39,
      "start_date": "2009-05",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2014-10-13",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00908375"
    },
    {
      "nct_id": "NCT04103931",
      "title": "Impact of a Patient Decision Aid for Treatment of Aortic Stenosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Valve Stenosis"
      ],
      "interventions": [
        {
          "name": "\"Treatment Choices for Aortic Stenosis\" Decision Aid",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 67,
      "start_date": "2019-09-23",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2022-01-05",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • Boston, Massachusetts",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04103931"
    },
    {
      "nct_id": "NCT05916950",
      "title": "The THOR IDE Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Artery Disease",
        "Peripheral Artery Stenosis",
        "Peripheral Artery Calcification",
        "PAD"
      ],
      "interventions": [
        {
          "name": "Thor laser atherectomy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Philips Clinical & Medical Affairs Global",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 155,
      "start_date": "2024-10-29",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 29,
      "location_summary": "St. Helena, California • Aurora, Colorado • Bradenton, Florida + 24 more",
      "locations": [
        {
          "city": "St. Helena",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Tallahassee",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05916950"
    },
    {
      "nct_id": "NCT02687035",
      "title": "PARTNER II Trial: S3iCAP",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Stenosis"
      ],
      "interventions": [
        {
          "name": "SAPIEN S3 valve",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Edwards Lifesciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1822,
      "start_date": "2015-01",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 55,
      "location_summary": "La Jolla, California • Los Angeles, California • Palo Alto, California + 46 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02687035"
    },
    {
      "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": "2026-10-25T03:18:03.686Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001878"
    },
    {
      "nct_id": "NCT01415908",
      "title": "INFUSE®Bone Graft in Transforaminal Lumbar Interbody Fusion for Degenerative Disease of Lumbosacral Spine",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lumbar Spine Degeneration"
      ],
      "interventions": [
        {
          "name": "INFUSE Bone Graft",
          "type": "DEVICE"
        },
        {
          "name": "Iliac Crest Bone Graft",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Medtronic Spinal and Biologics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2011-07",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2016-02-18",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 5,
      "location_summary": "Mesa, Arizona • Los Angeles, California • Gulf Breeze, Florida + 2 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Gulf Breeze",
          "state": "Florida"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01415908"
    },
    {
      "nct_id": "NCT05862558",
      "title": "Intravascular Lithotripsy in High Risk Calcified Iliac Anatomy for Transfemoral TAVR",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Iliac Disease",
        "Aortic Valve Stenosis"
      ],
      "interventions": [
        {
          "name": "Shockwave Balloon",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 50,
      "start_date": "2023-03-30",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 1,
      "location_summary": "Plano, Texas",
      "locations": [
        {
          "city": "Plano",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05862558"
    },
    {
      "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": "2026-10-25T03:18:03.686Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07023393"
    },
    {
      "nct_id": "NCT04755426",
      "title": "Understanding Patient Goals and Preferences to Facilitate Shared Decision Making for Symptomatic Aortic Stenosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Stenosis Symptomatic"
      ],
      "interventions": [
        {
          "name": "AVITA--Aortic Valve Improved Treatment Approaches",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Shared Decision Making Resources",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2020-01-09",
      "completion_date": "2022-08-16",
      "has_results": false,
      "last_update_posted_date": "2022-11-30",
      "last_synced_at": "2026-10-25T03:18:03.686Z",
      "location_count": 1,
      "location_summary": "Georgetown, Maine",
      "locations": [
        {
          "city": "Georgetown",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04755426"
    }
  ]
}