{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Intraluminal+Impedance",
    "query": {
      "intervention": "Intraluminal Impedance"
    },
    "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": "2026-09-06T09:24:13.081Z",
  "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": "NCT01566383",
      "title": "Assessing Normal Multichannel Intraluminal Impedance (MII)-pH Parameters for Today's Population",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Identify Normal MII-pH Parameters"
      ],
      "interventions": [
        {
          "name": "24-hr pH monitoring",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "33 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "33 Years to 65 Years"
      },
      "enrollment_count": 19,
      "start_date": "2012-03",
      "completion_date": "2013-08-27",
      "has_results": false,
      "last_update_posted_date": "2017-02-23",
      "last_synced_at": "2026-09-06T09:24:13.081Z",
      "location_count": 2,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01566383"
    },
    {
      "nct_id": "NCT02353078",
      "title": "The Effect of Sucralfate Slurry in Patients With Eosinophilic Esophagitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "Sucralfate",
          "type": "DRUG"
        },
        {
          "name": "Intraluminal Impedance",
          "type": "PROCEDURE"
        },
        {
          "name": "Intraluminal Impedance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 3,
      "start_date": "2015-01",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-10-11",
      "last_synced_at": "2026-09-06T09:24:13.081Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02353078"
    },
    {
      "nct_id": "NCT02812407",
      "title": "HRIM vs Mucosal Impedance in GERD Participants",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastro-esophageal Reflux Disease (GERD)"
      ],
      "interventions": [
        {
          "name": "Mucosal Impedance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-06",
      "completion_date": "2019-08",
      "has_results": false,
      "last_update_posted_date": "2020-06-09",
      "last_synced_at": "2026-09-06T09:24:13.081Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02812407"
    },
    {
      "nct_id": "NCT06475976",
      "title": "Multidimensional Phenotype Classification in Grade 3 Bronchopulmonary Dysplasia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bronchopulmonary Dysplasia"
      ],
      "interventions": [
        {
          "name": "Chest computed tomography (CT) with angiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bronchoscopy with bronchoalveolar lavage",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "24 hour esophageal pH (\"potential of hydrogen\") - multichannel intraluminal impedance (MII) monitoring (reflux testing)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "1 Month to 1 Year"
      },
      "enrollment_count": 130,
      "start_date": "2023-12-05",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-06T09:24:13.081Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06475976"
    },
    {
      "nct_id": "NCT02997527",
      "title": "[Impedance Measurement for Non-Erosive Reflux Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "GERD",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Intraluminal Impedance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-12",
      "completion_date": "2018-10-22",
      "has_results": false,
      "last_update_posted_date": "2018-11-13",
      "last_synced_at": "2026-09-06T09:24:13.081Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02997527"
    },
    {
      "nct_id": "NCT02995395",
      "title": "Mucosal Impedance Balloon in Diagnosis and Treatment of Eosinophilic Esophagitis (EoE)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Esophagitis",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Mucosal Impedance Balloon catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 28,
      "start_date": "2017-10-01",
      "completion_date": "2020-08-31",
      "has_results": false,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-09-06T09:24:13.081Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02995395"
    }
  ]
}