{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Revision+of+gastric+bypass",
    "query": {
      "intervention": "Revision of gastric bypass"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T16:23:47.705Z",
  "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": "NCT05874726",
      "title": "Biological Sample Repository for Gastrointestinal Disorders",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Obesity, Morbid",
        "Obesity, Primary",
        "Gastro-Intestinal Disorder",
        "Overweight and Obesity",
        "Overweight",
        "Overweight or Obesity",
        "Diabetes Type 2",
        "Diabetes Mellitus",
        "Diabetes Mellitus, Type 2",
        "Hypertension",
        "Hyperlipidemias",
        "Sleep Apnea",
        "GERD",
        "Gastroesophageal Reflux",
        "Musculoskeletal Pain Disorder",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Blood Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Tissue Sample Collection",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Pichamol Jirapinyo, MD, MPH",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2023-07-19",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05874726"
    },
    {
      "nct_id": "NCT01041105",
      "title": "Gastric Bypass After Previous Anti-reflux Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Clinically Severe Obesity",
        "Gastroesophageal Reflux Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "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": 22,
      "start_date": "2008-12",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2010-01-01",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01041105"
    },
    {
      "nct_id": "NCT05725967",
      "title": "Endoscopic Metabolic and Bariatric Therapies",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Obesity, Morbid",
        "Obesity Associated Disorder",
        "Bariatric Surgery Candidate",
        "Fistula, Gastric",
        "Roux-en-y Anastomosis Site",
        "Ulcer, Gastric",
        "Abdominal Pain",
        "Abdominal Obesity",
        "Complication of Surgical Procedure",
        "Complication of Treatment",
        "Complication,Postoperative",
        "Weight Gain",
        "Weight Loss",
        "Leak, Anastomotic",
        "Delayed Gastric Emptying Following Procedure"
      ],
      "interventions": [
        {
          "name": "Primary Obesity Endoscopic Procedures",
          "type": "PROCEDURE"
        },
        {
          "name": "Endoscopic Revision of Bariatric Surgical Procedures",
          "type": "PROCEDURE"
        },
        {
          "name": "Bariatric Surgery Procedures",
          "type": "PROCEDURE"
        },
        {
          "name": "Endoscopic Sleeve Gastroplasty, Trans-oral Outlet Reduction",
          "type": "DEVICE"
        },
        {
          "name": "Intragastric Balloon",
          "type": "DEVICE"
        },
        {
          "name": "Primary obesity surgery endoluminal, Restorative obesity surgery endoluminal",
          "type": "DEVICE"
        },
        {
          "name": "Argon Plasma Coagulation, Gastroplasty with Endoscopic Myotomy, Bariatric Endoscopic Antral Myotomy, Pylorus Sparing Antral Myotomy",
          "type": "DEVICE"
        },
        {
          "name": "Aspiration Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Christopher C. Thompson, MD, MSc",
      "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": 5000,
      "start_date": "2022-07-08",
      "completion_date": "2029-05-28",
      "has_results": false,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05725967"
    },
    {
      "nct_id": "NCT01041079",
      "title": "Chronic Marginal Ulcers After Gastric Bypass",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Marginal Ulcer",
        "Chronic Ulcer Disease",
        "Persistent Ulcer Disease",
        "Recurrent Ulcer Disease",
        "Late Morbidity After Gastric Bypass"
      ],
      "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": 50,
      "start_date": "2008-12",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2010-01-01",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01041079"
    },
    {
      "nct_id": "NCT01041131",
      "title": "Laparoscopic Revision of Vertical Banded Gastroplasty to Gastric Bypass",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Clinically Severe Obesity",
        "Inadequate Weight Loss",
        "Obesity Recidivism"
      ],
      "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": 70,
      "start_date": "2009-10",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2010-01-01",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01041131"
    },
    {
      "nct_id": "NCT03123835",
      "title": "Outcome Analysis of POEM and Endoluminal Therapies",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Achalasia",
        "Gastric Fistula",
        "Weight Gain After Primary Weight Loss Surgery",
        "Marginal Ulcer",
        "Stenoses",
        "Gastric Nec"
      ],
      "interventions": [
        {
          "name": "Endoscopic Intervention",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 500,
      "start_date": "2016-03",
      "completion_date": "2031-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03123835"
    },
    {
      "nct_id": "NCT01040533",
      "title": "Laparoscopic Revision of Jejunoileal Bypass to Gastric Bypass",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Clinically Severe Obesity",
        "Metabolic Complications After Jejunoileal Bypass",
        "Nutritional Complications After Jejunoileal Bypass",
        "Obesity Recidivism",
        "Inadequate Initial Weight Loss",
        "Intestinal Malabsorptive Syndrome",
        "Protein Malnutrition"
      ],
      "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": 4,
      "start_date": "2008-12",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2009-12-29",
      "last_synced_at": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01040533"
    },
    {
      "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": "2026-09-26T16:23:47.705Z",
      "location_count": 1,
      "location_summary": "Springfield, Massachusetts",
      "locations": [
        {
          "city": "Springfield",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01116284"
    }
  ]
}