{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Narrow+band+imaging&page=2",
    "query": {
      "intervention": "Narrow band imaging",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Narrow+band+imaging&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T15:12:05.914Z",
  "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": "NCT03191604",
      "title": "Impact of NBI on Patients Undergoing Endoscopic Eradication Therapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Barrett Esophagus"
      ],
      "interventions": [
        {
          "name": "Video intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2017-11-01",
      "completion_date": "2019-05-10",
      "has_results": false,
      "last_update_posted_date": "2019-11-04",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03191604"
    },
    {
      "nct_id": "NCT00961948",
      "title": "Indigo Carmine Staining and Narrow Band Imaging (NBI) of Colonic Mucosa for Detection of Dysplasia in Ulcerative Colitis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ulcerative Colitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2009-06",
      "completion_date": "2013-02",
      "has_results": false,
      "last_update_posted_date": "2013-02-27",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00961948"
    },
    {
      "nct_id": "NCT01354873",
      "title": "Colorectal Polyp Discrimination Using High-Definition Narrow Band Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colon Polyps"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 556,
      "start_date": "2011-01",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2014-01-10",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01354873"
    },
    {
      "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": "2026-09-28T15:12:05.914Z",
      "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": "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": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02365844"
    },
    {
      "nct_id": "NCT03417570",
      "title": "Cap Assisted Upper Endoscopy Versus High Definition White Light Endoscopy and Narrow Band Imaging Alone In The Detection Of Visible Lesions Barrett's Esophagus: A Randomized Tandem Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Barrett Esophagus"
      ],
      "interventions": [
        {
          "name": "Esophagogastroduodenoscopy with high definition-white light end endoscopy (HD-WLE) and narrow band imaging (NBI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Olympus Disposable Distal Attachment Cap",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2017-12-22",
      "completion_date": "2021-11-17",
      "has_results": true,
      "last_update_posted_date": "2022-09-01",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03417570"
    },
    {
      "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": "2026-09-28T15:12:05.914Z",
      "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": "NCT01944930",
      "title": "Laparoscopic Narrow Band Imaging for Detection of Occult Cancer Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gastrointestinal and Gynecologic Malignancies"
      ],
      "interventions": [
        {
          "name": "Laparoscopic narrow band imaging",
          "type": "DEVICE"
        },
        {
          "name": "Standard white-light laparoscopy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Lahey Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2013-01",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2021-01-08",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Burlington, Massachusetts",
      "locations": [
        {
          "city": "Burlington",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01944930"
    },
    {
      "nct_id": "NCT01572428",
      "title": "Narrow-Band Imaging Versus Standard White Light for the Detection of Serrated Lesions in the Proximal Colon",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Cancer"
      ],
      "interventions": [
        {
          "name": "Inspection with Narrow-Band Imaging(NBI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard White Light",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 898,
      "start_date": "2011-04",
      "completion_date": "2014-07-07",
      "has_results": true,
      "last_update_posted_date": "2019-08-08",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01572428"
    },
    {
      "nct_id": "NCT00628147",
      "title": "Clinical Evaluation of Narrow Band Imaging Colonoscope",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Colonic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Narrow band imaging colonoscope",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Palo Alto Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 284,
      "start_date": "2006-01",
      "completion_date": "2007-03",
      "has_results": true,
      "last_update_posted_date": "2017-03-08",
      "last_synced_at": "2026-09-28T15:12:05.914Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00628147"
    }
  ]
}