{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Laparoscopic+Roux-en-Y+Gastric+Bypass",
    "query": {
      "condition": "Laparoscopic Roux-en-Y Gastric Bypass"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 53,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Laparoscopic+Roux-en-Y+Gastric+Bypass&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T16:42:34.742Z",
  "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": "NCT04329780",
      "title": "Retrospective Comparison of Lap and Robotic-Assisted RYGB and SG",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bariatric Surgery Candidate"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Intuitive Surgical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1872,
      "start_date": "2020-04-01",
      "completion_date": "2024-03-30",
      "has_results": false,
      "last_update_posted_date": "2025-04-13",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04329780"
    },
    {
      "nct_id": "NCT00207389",
      "title": "A Study to Examine Changes in GIP Plasma Levels Following Gastric Bypass Surgery in Obese Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Type 2 Diabetes Mellitus",
        "Insulin Resistance"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "21 Years to 64 Years"
      },
      "enrollment_count": 5,
      "start_date": "2004-03",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2017-01-26",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00207389"
    },
    {
      "nct_id": "NCT04712526",
      "title": "Endostapler Gastric Bypass Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "AEON Endostapler",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Lexington Medical Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-01-18",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-04",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Holyoke, Massachusetts",
      "locations": [
        {
          "city": "Holyoke",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04712526"
    },
    {
      "nct_id": "NCT01040377",
      "title": "Laparoscopic Revision Gastric Bypass for Inadequate Initial Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inadequate Initial Weight Loss",
        "Persistent Clinically Severe Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 42,
      "start_date": "2009-10",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2009-12-29",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01040377"
    },
    {
      "nct_id": "NCT00254072",
      "title": "Evaluation of Endostapled Anastomoses for Laparoscopic Gastric Bypass (EEA-LGB)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Morbid Obesity"
      ],
      "interventions": [
        {
          "name": "3.5 mm vs 4.8 mm Stapler During Laparoscopic Gastric Bypass",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 355,
      "start_date": "2007-01",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2010-02-18",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 6,
      "location_summary": "Orange, California • Tampa, Florida • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00254072"
    },
    {
      "nct_id": "NCT01063959",
      "title": "Sleeve Gastrectomy Versus Gastric Bypass for Private Pay Patients Seeking Obesity Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Morbid Obesity"
      ],
      "interventions": [
        {
          "name": "Laparoscopic Sleeve Gastrectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Laparoscopic Gastric Bypass",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2010-02",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2015-12-18",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01063959"
    },
    {
      "nct_id": "NCT00999050",
      "title": "Laparoscopic Gastric Bypass for Type 2 Diabetes Mellitus With Body Mass Index (BMI) < 35",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "Gastric bypass for diabetic patients <35 BMI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2009-10",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2011-01-04",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00999050"
    },
    {
      "nct_id": "NCT01116284",
      "title": "Laparoscopic Revision of an Enlarged Gastric Outlet After Gastric Bypass",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Morbid Obesity"
      ],
      "interventions": [
        {
          "name": "Revision of gastric bypass",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baystate Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2010-04",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2016-08-12",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Springfield, Massachusetts",
      "locations": [
        {
          "city": "Springfield",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01116284"
    },
    {
      "nct_id": "NCT02008409",
      "title": "Evaluation of Safety and Efficacy of the EndoLift Liver Retractor",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Minimally Invasive Surgical Procedure",
        "Laparoscopic Gastric Banding",
        "Laparoscopic Roux-en-Y Gastric Bypass",
        "Laparoscopic Sleeve Gastrectomy",
        "Laparoscopic Fundoplication Procedure",
        "Laparoscopic Heller Myotomy",
        "Laparoscopic Paraesophageal Hernia Repair",
        "Laparoscopic Gastric Resection"
      ],
      "interventions": [
        {
          "name": "EndoLift Liver Retractor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2011-11",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2015-08-05",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02008409"
    },
    {
      "nct_id": "NCT01040572",
      "title": "Laparoscopic Revision Gastric Bypass for Weight Recidivism",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Weight Regain",
        "Weight Recidivism",
        "Obesity Recidivism",
        "Clinically Severe Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 132,
      "start_date": "2009-10",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2009-12-29",
      "last_synced_at": "2026-06-10T16:42:34.742Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01040572"
    }
  ]
}