{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Air+insufflation+colonoscopy",
    "query": {
      "intervention": "Air insufflation colonoscopy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 24,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Air+insufflation+colonoscopy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T17:31:29.243Z",
  "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": "NCT01482546",
      "title": "Comparing Clinical Performance of Novice Trainee Endoscopists Using Conventional Air Insufflation Versus Warm Water Infusion Colonoscopy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colonoscopy Education"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2012-05",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2017-06-27",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01482546"
    },
    {
      "nct_id": "NCT00771290",
      "title": "Comparision of Air Versus CO2 for Distention During Sigmoidoscopy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Surgery"
      ],
      "interventions": [
        {
          "name": "Air insufflation with standard endoscopy unit, CO2 insufflation for colonoscopy (special CO2 insufflation unit)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2008-03",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2024-05-01",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00771290"
    },
    {
      "nct_id": "NCT01781650",
      "title": "A Comparison of Air Insufflation, Water Immersion and Water Exchange Colonoscopy in Diagnostic Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Colorectal Adenomas",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Air Insufflation method.",
          "type": "OTHER"
        },
        {
          "name": "Water Immersion method.",
          "type": "OTHER"
        },
        {
          "name": "Water Exchange method.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Presidio Ospedaliero Santa Barbara",
      "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": 288,
      "start_date": "2013-03",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-01-15",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01781650"
    },
    {
      "nct_id": "NCT02409979",
      "title": "Impact of Carbon Dioxide Insufflation and Water Exchange on Post-Colonoscopy Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Pain"
      ],
      "interventions": [
        {
          "name": "Carbon dioxide method",
          "type": "OTHER"
        },
        {
          "name": "Water Exchange-CO2",
          "type": "OTHER"
        },
        {
          "name": "Water Exchange-AI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Presidio Ospedaliero Santa Barbara",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 246,
      "start_date": "2015-04",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2015-11-05",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02409979"
    },
    {
      "nct_id": "NCT05448300",
      "title": "Adenoma Detection Rate in Water and Air Colonoscopy Using Computer-aided System",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Adenoma",
        "Colonoscopy"
      ],
      "interventions": [
        {
          "name": "Colonoscopy with water exchange or air insufflation methods",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Dalin Tzu Chi General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 250,
      "start_date": "2022-05-16",
      "completion_date": "2023-05-15",
      "has_results": false,
      "last_update_posted_date": "2022-07-12",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05448300"
    },
    {
      "nct_id": "NCT02737514",
      "title": "Comparing the ADR With Air Insufflation, Water Immersion and Water Exchange During Two-endoscopist Colonoscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adenoma"
      ],
      "interventions": [
        {
          "name": "Air insufflation",
          "type": "PROCEDURE"
        },
        {
          "name": "water immersion",
          "type": "PROCEDURE"
        },
        {
          "name": "water exchange",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Dalin Tzu Chi General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "20 Years to 80 Years"
      },
      "enrollment_count": 371,
      "start_date": "2015-12",
      "completion_date": "2020-02",
      "has_results": false,
      "last_update_posted_date": "2020-05-29",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "North Hills, California",
      "locations": [
        {
          "city": "North Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02737514"
    },
    {
      "nct_id": "NCT02041507",
      "title": "Water-aided Colonoscopy vs Air Insufflation Colonoscopy in Colorectal Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Colorectal Adenomas",
        "Colorectal Polyps",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Air insufflation method.",
          "type": "OTHER"
        },
        {
          "name": "Water Immersion method.",
          "type": "OTHER"
        },
        {
          "name": "Water Exchange method.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Presidio Ospedaliero Santa Barbara",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 1224,
      "start_date": "2014-02",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2016-04-13",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02041507"
    },
    {
      "nct_id": "NCT01790425",
      "title": "Randomized Controlled Trial Comparing Water vs. Air Method for Performing Colonoscopy in Adult Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Screening for Colon Cancer"
      ],
      "interventions": [
        {
          "name": "to infuse water into colon to open the lumen for water infusion colonoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Air colonoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2011-08",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2017-06-27",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01790425"
    },
    {
      "nct_id": "NCT02790359",
      "title": "Carbon Dioxide Insufflation Versus Conventional Air Insufflation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Pain"
      ],
      "interventions": [
        {
          "name": "Air",
          "type": "OTHER"
        },
        {
          "name": "Carbon dioxide",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "8 Years to 21 Years"
      },
      "enrollment_count": 100,
      "start_date": "2015-03",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2019-12-13",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02790359"
    },
    {
      "nct_id": "NCT01383252",
      "title": "Unsedated Colonoscopy for Colorectal Cancer Screening and Surveillance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Polyp"
      ],
      "interventions": [
        {
          "name": "Water infusion in lieu of air insufflation",
          "type": "PROCEDURE"
        },
        {
          "name": "Air method",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Northern California Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 10,
      "start_date": "2010-02",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2013-06-17",
      "last_synced_at": "2026-09-22T17:31:29.243Z",
      "location_count": 1,
      "location_summary": "Mather, California",
      "locations": [
        {
          "city": "Mather",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01383252"
    }
  ]
}