{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Endobronchial+valves+placement",
    "query": {
      "intervention": "Endobronchial valves placement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T11:11:18.978Z",
  "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": "NCT04186546",
      "title": "Zephyr Valve Registry (ZEVR)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "Zephyr Valve Procedure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Pulmonx Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 150,
      "start_date": "2019-11-25",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-09-17T11:11:18.978Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois • Winfield, Illinois + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Winfield",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "DuBois",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04186546"
    },
    {
      "nct_id": "NCT04801108",
      "title": "Combined Zephyr Valve System With Inter-lobar Fissure Completion for Lung Volume Reduction in Emphysema",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Emphysema or COPD"
      ],
      "interventions": [
        {
          "name": "Robotic or VATS lobar fissure completion",
          "type": "PROCEDURE"
        },
        {
          "name": "Endobronchial valves placement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-08-01",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-17T11:11:18.978Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04801108"
    },
    {
      "nct_id": "NCT07184528",
      "title": "PATCHVALVE: Endobronchial Valves Plus Blood Patch for Persistent Air Leaks",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Persistent Air Leaks"
      ],
      "interventions": [
        {
          "name": "Endobronchial Blood Patch",
          "type": "DEVICE"
        },
        {
          "name": "Spiration Valve System (SVS) Placement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2025-07-01",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-09-17T11:11:18.978Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07184528"
    },
    {
      "nct_id": "NCT01812447",
      "title": "Evaluation of the Spiration® Valve System for Emphysema to Improve Lung Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "Spiration Valve System",
          "type": "DEVICE"
        },
        {
          "name": "Medical Management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Olympus Corporation of the Americas",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2013-06",
      "completion_date": "2022-08",
      "has_results": false,
      "last_update_posted_date": "2024-05-31",
      "last_synced_at": "2026-09-17T11:11:18.978Z",
      "location_count": 32,
      "location_summary": "Fort Smith, Arkansas • Riverside, California • San Diego, California + 28 more",
      "locations": [
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01812447"
    },
    {
      "nct_id": "NCT05204875",
      "title": "Functional Lung Imaging in Patients With Respiratory Compromise Undergoing Endobronchial Valve Placement",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "X-ray Velocimetry",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2022-07-05",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2022-10-24",
      "last_synced_at": "2026-09-17T11:11:18.978Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05204875"
    },
    {
      "nct_id": "NCT02382614",
      "title": "Spiration Valves Against Standard Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Air Leaks"
      ],
      "interventions": [
        {
          "name": "Spiration Valve System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Olympus Corporation of the Americas",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2015-05",
      "completion_date": "2022-02",
      "has_results": false,
      "last_update_posted_date": "2024-04-04",
      "last_synced_at": "2026-09-17T11:11:18.978Z",
      "location_count": 20,
      "location_summary": "Fort Smith, Arkansas • Mountain View, California • San Francisco, California + 16 more",
      "locations": [
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Mountain View",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02382614"
    }
  ]
}