{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Narrow+Band+Imaging+%28NBI%29&page=2",
    "query": {
      "intervention": "Narrow Band Imaging (NBI)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 29,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Narrow+Band+Imaging+%28NBI%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Narrow+Band+Imaging+%28NBI%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T21:48:21.364Z",
  "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": "NCT04192929",
      "title": "Chromoendoscopy or Narrow Band Imaging (NBI) for Improving Adenoma Detection in Colonoscopy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "Narrow band imaging",
          "type": "DEVICE"
        },
        {
          "name": "Chromoendoscopy",
          "type": "OTHER"
        },
        {
          "name": "High definition white light endoscopy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2025-02",
      "completion_date": "2025-02",
      "has_results": false,
      "last_update_posted_date": "2024-11-06",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04192929"
    },
    {
      "nct_id": "NCT01360801",
      "title": "High Definition White Light Endoscopy and Narrow Band Imaging for the Assessment of Barrett's Disease After Endoscopic Therapy",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Barrett's Esophagus"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "88 Years",
        "sex": "ALL",
        "summary": "18 Years to 88 Years"
      },
      "enrollment_count": 21,
      "start_date": "2011-02",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2014-04-10",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01360801"
    },
    {
      "nct_id": "NCT02197351",
      "title": "Narrow Band Imaging for Gastric Neoplasia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastric Cancer",
        "Gastric Metaplasia",
        "Gastric Dysplasia"
      ],
      "interventions": [
        {
          "name": "White light biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Protocolled",
          "type": "PROCEDURE"
        },
        {
          "name": "Narrow Band Imaging Guided Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 220,
      "start_date": "2014-07",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02197351"
    },
    {
      "nct_id": "NCT00614770",
      "title": "Narrow Band Imaging Colon Polyp Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adenomatous Polyp",
        "New Imaging Techniques in Colonoscopy"
      ],
      "interventions": [
        {
          "name": "standard of care colonoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "colonoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Kansas City Veteran Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 630,
      "start_date": "2008-02",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2010-06-17",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri • St Louis, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00614770"
    },
    {
      "nct_id": "NCT01877525",
      "title": "Resect and Discard Approach to Diminutive Colonic Polyps",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Benign Polyps of Large Intestine"
      ],
      "interventions": [
        {
          "name": "Colonoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 618,
      "start_date": "2011-10",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2013-06-13",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01877525"
    },
    {
      "nct_id": "NCT02365844",
      "title": "Multispectral Imaging to Characterize Patterns of Vascular Supply Within Lymphoepithelial Mucosa in Oropharyngeal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oropharyngeal Carcinoma",
        "Oropharynx Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 81,
      "start_date": "2015-02",
      "completion_date": "2018-08-27",
      "has_results": false,
      "last_update_posted_date": "2019-03-01",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02365844"
    },
    {
      "nct_id": "NCT02668198",
      "title": "Assessing a Endoscopic Mucosal Resection Site Using Different Endoscopic Imaging Methods",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-endoscopic Mucosal Resection of Colon Polyps"
      ],
      "interventions": [
        {
          "name": "Olympus CF190 Colonoscope High definition white light",
          "type": "DEVICE"
        },
        {
          "name": "Olympus CF190 Colonoscope White light with near focus",
          "type": "DEVICE"
        },
        {
          "name": "Olympus CF190 Colonoscope Narrow band imaging",
          "type": "DEVICE"
        },
        {
          "name": "Olympus CF190 Colonoscope Narrow band imaging with near focus",
          "type": "DEVICE"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Michael Wallace",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 230,
      "start_date": "2016-01",
      "completion_date": "2018-10",
      "has_results": true,
      "last_update_posted_date": "2019-10-17",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02668198"
    },
    {
      "nct_id": "NCT00825292",
      "title": "Detection and Classification of Colon Polyps",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colon Polyps"
      ],
      "interventions": [
        {
          "name": "Polp removal and identification",
          "type": "PROCEDURE"
        },
        {
          "name": "colon polyp removal",
          "type": "PROCEDURE"
        },
        {
          "name": "ETMI colonoscope (ETMI scope is a FDA approved device)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2006-07",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2009-01-21",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00825292"
    },
    {
      "nct_id": "NCT00576498",
      "title": "Novel Imaging Techniques in Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Barrett Esophagus",
        "Gastroesophageal Reflux"
      ],
      "interventions": [
        {
          "name": "NBI-AFI imaging",
          "type": "OTHER"
        },
        {
          "name": "Standard Endoscopy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Midwest Biomedical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 130,
      "start_date": "2005-10",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2012-10-29",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri • Charleston, South Carolina",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00576498"
    },
    {
      "nct_id": "NCT00795184",
      "title": "Detection Of Neoplastic Tissue in Barrett's Esophagus With In vivO Probe-based Confocal Endomicroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Barrett Syndrome",
        "Barrett's Syndrome",
        "Barrett's Esophagus",
        "Barrett Esophagus",
        "Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Imaging procedures (NBI)",
          "type": "DEVICE"
        },
        {
          "name": "HDWLE",
          "type": "DEVICE"
        },
        {
          "name": "pCLE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mauna Kea Technologies",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2008-11",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2016-05-03",
      "last_synced_at": "2026-10-03T21:48:21.364Z",
      "location_count": 3,
      "location_summary": "Jacksonville, Florida • Kansas City, Missouri • New York, New York",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00795184"
    }
  ]
}