{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cochlear+implant+surgery",
    "query": {
      "intervention": "Cochlear implant surgery"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cochlear+implant+surgery&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T11:02:40.624Z",
  "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": "NCT02189798",
      "title": "Implantation of the HiRes90K™ Advantage Cochlear Implant With HiFocus™ Mid-Scala and Development of a Combined Electric and Acoustic Stimulation Technology in Adults With Partial Deafness",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss",
        "Partial Deafness",
        "Hearing Disorders",
        "Ear Diseases",
        "Otorhinolaryngologic Diseases"
      ],
      "interventions": [
        {
          "name": "HiRes 90K™ Advantage implant with HiFocus™ Mid-Scala electrode",
          "type": "DEVICE"
        },
        {
          "name": "EAS sound processor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Advanced Bionics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2014-10-21",
      "completion_date": "2022-03-29",
      "has_results": true,
      "last_update_posted_date": "2025-05-08",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 11,
      "location_summary": "Washington D.C., District of Columbia • Tampa, Florida • Lexington, Kentucky + 7 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02189798"
    },
    {
      "nct_id": "NCT01736267",
      "title": "Auditory Brainstem Implant (ABI) in Adult Non-Neurofibromatosis Type 2 Subjects",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bilateral Hearing Loss for Causes Other Than Tumors"
      ],
      "interventions": [
        {
          "name": "Nucleus 24 (discontinued) and ABI541 Auditory Brainstem Implants (ABI)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2012-11",
      "completion_date": "2019-04-25",
      "has_results": true,
      "last_update_posted_date": "2020-05-06",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01736267"
    },
    {
      "nct_id": "NCT01072409",
      "title": "Clinical Evaluation of the Nucleus 5 Cochlear Implant (CI) System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Nucleus 5 Cochlear implant",
          "type": "DEVICE"
        },
        {
          "name": "Cochlear implantation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cochlear",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2010-03",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2016-10-27",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01072409"
    },
    {
      "nct_id": "NCT04196933",
      "title": "Analysis of Vestibular Compensation Following Clinical Intervention for Vestibular Schwannoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine",
        "Vestibular Migraine",
        "Vestibular Schwannoma",
        "Motion Sickness",
        "Dizziness",
        "Vestibular Disorder"
      ],
      "interventions": [
        {
          "name": "Temporal Binding Adaptation - PSS training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Temporal Binding Adaptation - PSS adaptation with VI stimulation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Chronic Motion-modulated Stimulation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "8 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-09-05",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-16",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04196933"
    },
    {
      "nct_id": "NCT00678899",
      "title": "Evaluation of the Nucleus Hybrid™ L24 Cochlear Implant System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Nucleus Hybrid L24",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cochlear",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2008-04",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2015-07-15",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00678899"
    },
    {
      "nct_id": "NCT02815124",
      "title": "Trial of Image-Guided Cochlear Implant Programming Versus Standard of Care",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cochlear Implant"
      ],
      "interventions": [
        {
          "name": "Standard of Care",
          "type": "OTHER"
        },
        {
          "name": "Image-Guided Cochlear Implant Programming",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical 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": "2021-12",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-01-20",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02815124"
    },
    {
      "nct_id": "NCT03261726",
      "title": "Maintaining Cochlear Patency After VIIIth Nerve Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acoustic Neuroma",
        "Labyrinthitis Ossificans",
        "Profound Hearing Impairment"
      ],
      "interventions": [
        {
          "name": "MedEl Test Electrode Placer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2017-08-04",
      "completion_date": "2021-03-04",
      "has_results": false,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Farmington Hills, Michigan",
      "locations": [
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03261726"
    },
    {
      "nct_id": "NCT05248113",
      "title": "Intraoperative Electrically-evoked ABRs in Patients Undergoing Vestibular Schwannoma Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Deafness"
      ],
      "interventions": [
        {
          "name": "Electrical stimulation of cochlear nerve",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 8,
      "start_date": "2022-01-25",
      "completion_date": "2024-03",
      "has_results": false,
      "last_update_posted_date": "2022-12-01",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05248113"
    },
    {
      "nct_id": "NCT02532972",
      "title": "Cochlear Implantation for Treatment of Single-sided Deafness",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Unilateral Deafness",
        "Unilateral Partial Deafness"
      ],
      "interventions": [
        {
          "name": "Med-el MAESTRO Cochlear Implant with Flex 28 electrode array",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Dr. Daniel Lee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2015-09",
      "completion_date": "2019-04-25",
      "has_results": true,
      "last_update_posted_date": "2020-05-05",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532972"
    },
    {
      "nct_id": "NCT05775367",
      "title": "Cochlear Implants in Young Children With SSD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Single Sided Deafness",
        "Unilateral Deafness",
        "Hearing Loss, Unilateral",
        "Hearing Loss",
        "Congenital Hearing Loss",
        "Deafness One Ear"
      ],
      "interventions": [
        {
          "name": "Cochlear Implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "7 Months to 71 Months"
      },
      "enrollment_count": 60,
      "start_date": "2023-07-07",
      "completion_date": "2030-05-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-10T11:02:40.624Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05775367"
    }
  ]
}