{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Transanal+endoscopic+surgery",
    "query": {
      "intervention": "Transanal endoscopic surgery"
    },
    "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": "2026-09-04T22:27:36.964Z",
  "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": "NCT01340755",
      "title": "Laparoscopy-Assisted Transanal Endoscopy Rectosigmoid Resection for Rectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adenocarcinoma of the Rectum"
      ],
      "interventions": [
        {
          "name": "Transanal endoscopic surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2011-03",
      "completion_date": "2017-05",
      "has_results": false,
      "last_update_posted_date": "2017-09-06",
      "last_synced_at": "2026-09-04T22:27:36.964Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01340755"
    },
    {
      "nct_id": "NCT05674123",
      "title": "Evaluating the Safety and Effectiveness of the Flex Robotic System for the Surgical Removal of Colorectal Lesions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Neoplasm"
      ],
      "interventions": [
        {
          "name": "Colonoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Endoscopic Ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Medical Chart Review",
          "type": "OTHER"
        },
        {
          "name": "Medical Device Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Resection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2020-01-15",
      "completion_date": "2022-06-10",
      "has_results": false,
      "last_update_posted_date": "2023-01-12",
      "last_synced_at": "2026-09-04T22:27:36.964Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05674123"
    },
    {
      "nct_id": "NCT04651764",
      "title": "Transanal Resection of Rectal Lesions With the ColubrisMX ELS System",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rectal Adenoma",
        "Rectal Polyp",
        "Rectal Lesion"
      ],
      "interventions": [
        {
          "name": "ColubrisMX Endoluminal Surgical (ELS) System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "ColubrisMX",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "22 Years to 80 Years"
      },
      "enrollment_count": 26,
      "start_date": "2020-09-15",
      "completion_date": "2021-06-29",
      "has_results": false,
      "last_update_posted_date": "2024-10-26",
      "last_synced_at": "2026-09-04T22:27:36.964Z",
      "location_count": 3,
      "location_summary": "Orlando, Florida • Las Vegas, Nevada • Houston, Texas",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04651764"
    },
    {
      "nct_id": "NCT03323060",
      "title": "Post-Market Clinical Follow-Up to Access & Visualize the Anus, Rectum, & Distal Colon During Transanal Procedures",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Disease or Lesions of the Anus, Rectum, or Distal Colon"
      ],
      "interventions": [
        {
          "name": "Transanal endoscopic surgical procedure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medrobotics Corporation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2017-10-11",
      "completion_date": "2019-12-30",
      "has_results": false,
      "last_update_posted_date": "2019-08-13",
      "last_synced_at": "2026-09-04T22:27:36.964Z",
      "location_count": 2,
      "location_summary": "Las Vegas, Nevada • New York, New York",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03323060"
    },
    {
      "nct_id": "NCT01244672",
      "title": "Trans-anal Hemorrhoidal Dearterialization (THD) vs. Hemorrhoidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hemorrhoids"
      ],
      "interventions": [
        {
          "name": "Ferguson",
          "type": "PROCEDURE"
        },
        {
          "name": "THD",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2009-12",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2012-10-05",
      "last_synced_at": "2026-09-04T22:27:36.964Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01244672"
    },
    {
      "nct_id": "NCT02869152",
      "title": "Sentinel Lymph Node Mapping in Rectal Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "Endoscopic injection of 99mTc-sulfur colloid",
          "type": "OTHER"
        },
        {
          "name": "Endoscopic injection of ICG",
          "type": "OTHER"
        },
        {
          "name": "Endoscopic injection of Spot",
          "type": "OTHER"
        },
        {
          "name": "Flexible sigmoidoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Endoscopic NIR imaging and gamma probe",
          "type": "PROCEDURE"
        },
        {
          "name": "Dissection of sentinel lymph node(s)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2016-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-10-31",
      "last_synced_at": "2026-09-04T22:27:36.964Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02869152"
    }
  ]
}