{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Assessment&page=31",
    "query": {
      "intervention": "Visual Assessment",
      "page": 31
    },
    "page_size": 10
  },
  "pagination": {
    "page": 31,
    "page_size": 10,
    "total_count": 1001,
    "total_pages": 101,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Assessment&page=32&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Assessment&page=30&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-01T18:04:54.996Z",
  "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": "NCT04130867",
      "title": "Rehabilitation Manometry Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oropharyngeal Dysphagia"
      ],
      "interventions": [
        {
          "name": "pHRM",
          "type": "PROCEDURE"
        },
        {
          "name": "VFSS",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 4,
      "start_date": "2020-11-11",
      "completion_date": "2021-04-21",
      "has_results": false,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04130867"
    },
    {
      "nct_id": "NCT03825081",
      "title": "Pilocarpine and Brimonidine in Patients With Monofocal Lenses",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Presbyopia",
        "Pseudophakia"
      ],
      "interventions": [
        {
          "name": "Brimonidine, pilocarpine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2019-01-21",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-01-31",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03825081"
    },
    {
      "nct_id": "NCT01419067",
      "title": "A Phase II Trial of Limited Surgery and Proton Therapy for Craniopharyngioma or Observation After Radical Resection",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Craniopharyngioma"
      ],
      "interventions": [
        {
          "name": "Radical Surgery or Limited Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Proton Therapy",
          "type": "DEVICE"
        },
        {
          "name": "^1^8F-fluorodeoxyglucose",
          "type": "DRUG"
        },
        {
          "name": "^1^1C-methionine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 112,
      "start_date": "2011-08-22",
      "completion_date": "2031-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida • Memphis, Tennessee",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01419067"
    },
    {
      "nct_id": "NCT05259163",
      "title": "LFR-260 vs Traditional Phoropter in Visual Acuity Testing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity",
        "Astigmatism",
        "Anisometropia"
      ],
      "interventions": [
        {
          "name": "LFR-260 portable phoropter",
          "type": "DEVICE"
        },
        {
          "name": "Traditional phoropter (SOC)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Evolution Optiks Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 112,
      "start_date": "2022-06-07",
      "completion_date": "2023-01-06",
      "has_results": true,
      "last_update_posted_date": "2024-09-25",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 2,
      "location_summary": "Worcester, Massachusetts • Oyster Bay, New York",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Oyster Bay",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05259163"
    },
    {
      "nct_id": "NCT07253532",
      "title": "Vibrotactile Balance Belt Effect on Improving Gait",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vestibular Hypofunction",
        "Ataxia - Other",
        "Gait Impairment"
      ],
      "interventions": [
        {
          "name": "BalanceBelt",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "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": 90,
      "start_date": "2026-03-20",
      "completion_date": "2030-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07253532"
    },
    {
      "nct_id": "NCT00903461",
      "title": "Safety and Efficacy of Radiation/Cetuximab Plus EGFR Antisense DNA for Head and Neck Squamous Cell Carcinoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Carcinoma, Squamous Cell of Head and Neck",
        "Squamous Cell Carcinoma of the Head and Neck",
        "Squamous Cell Carcinoma, Head And Neck"
      ],
      "interventions": [
        {
          "name": "EGFR Antisense DNA",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2012-04",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2017-02-15",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00903461"
    },
    {
      "nct_id": "NCT05414903",
      "title": "Reading Outcomes in Children With Vestibular Loss",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vestibular Disorder",
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "Dynamic Visual Acuity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Reading Outcomes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Static Visual Acuity",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Father Flanagan's Boys' Home",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 90,
      "start_date": "2022-06-06",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05414903"
    },
    {
      "nct_id": "NCT00097162",
      "title": "Visual Cortex Stimulation in Patients With Amblyopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Amblyopia",
        "Anisometropic Ambyopia",
        "Amblyopia, Suppression"
      ],
      "interventions": [
        {
          "name": "Anodal stimulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2004-11",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2006-06-26",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00097162"
    },
    {
      "nct_id": "NCT00325377",
      "title": "The Effects of the MME Procedure on Chronic Low Back Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "MME Procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Advanced Magnetic Research Institute International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "30 Years to 79 Years"
      },
      "enrollment_count": 100,
      "start_date": "2006-04",
      "completion_date": "2008-01",
      "has_results": false,
      "last_update_posted_date": "2007-07-10",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 5,
      "location_summary": "Tucson, Arizona • Sterling Heights, Michigan • Mocksville, North Carolina + 2 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Sterling Heights",
          "state": "Michigan"
        },
        {
          "city": "Mocksville",
          "state": "North Carolina"
        },
        {
          "city": "Toledo",
          "state": "Ohio"
        },
        {
          "city": "Renton",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00325377"
    },
    {
      "nct_id": "NCT07041723",
      "title": "BiOfeedback, Online for Sibilant Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Visual-acoustic biofeedback for Sibilants",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Montclair State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 6,
      "start_date": "2025-07-30",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-11-01T18:04:54.996Z",
      "location_count": 1,
      "location_summary": "Bloomfield, New Jersey",
      "locations": [
        {
          "city": "Bloomfield",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07041723"
    }
  ]
}