{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ophthalmic+Biometer",
    "query": {
      "intervention": "Ophthalmic Biometer"
    },
    "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": "2026-09-06T02:58:49.417Z",
  "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": "NCT07768735",
      "title": "UNITY DX Cornea Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tomography"
      ],
      "interventions": [
        {
          "name": "UNITY DX",
          "type": "DEVICE"
        },
        {
          "name": "ANTERION",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2026-09",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07768735"
    },
    {
      "nct_id": "NCT01729962",
      "title": "Comparative Study of the Optical Biometer for Measurements of the Eye",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Non-fluency",
        "Cataract",
        "Aphakic Eye",
        "Eyes With Corneal Abnormality"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Nidek Co. LTD.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2012-12",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2013-06-28",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Greensboro, North Carolina",
      "locations": [
        {
          "city": "Greensboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01729962"
    },
    {
      "nct_id": "NCT06826599",
      "title": "Agreement and Precision Study of UNITY® DX and a Comparator Biometer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Eyes",
        "Abnormal Eyes"
      ],
      "interventions": [
        {
          "name": "Investigational Biometer",
          "type": "DEVICE"
        },
        {
          "name": "IOLMaster 700 Biometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cylite Pty Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2025-01-18",
      "completion_date": "2025-03-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-05",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Woburn, Massachusetts",
      "locations": [
        {
          "city": "Woburn",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06826599"
    },
    {
      "nct_id": "NCT07129980",
      "title": "Refractive and Visual Outcomes With the ARGOS Biometer In Eyes With a History of Refractive Surgery: ARGOS Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "ARGOS Biometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vance Thompson Vision",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2023-07-11",
      "completion_date": "2025-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07129980"
    },
    {
      "nct_id": "NCT07782619",
      "title": "Agreement of Two OCT Biometers: A Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anterior Segment of Eye",
        "Axial Length",
        "Biometrics Measurement"
      ],
      "interventions": [
        {
          "name": "UNITY DX",
          "type": "DEVICE"
        },
        {
          "name": "ANTERION",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-08-17",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07782619"
    },
    {
      "nct_id": "NCT01550939",
      "title": "Time Study for Biometry Measurements With the Lenstar and IntraOcularLens (IOL) Master 500",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pseudoaphakia"
      ],
      "interventions": [
        {
          "name": "Ophthalmic Biometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Haag Streit USA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2012-01",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2012-08-01",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550939"
    },
    {
      "nct_id": "NCT07325162",
      "title": "Development of Optical Biometer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract and IOL Surgery"
      ],
      "interventions": [
        {
          "name": "New Investigational Optical Biometer (Device)",
          "type": "DEVICE"
        },
        {
          "name": "Comparator Device A (Cassini Ambient)",
          "type": "DEVICE"
        },
        {
          "name": "omparator Device B (Argos)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cassini Technologies",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-11-07",
      "completion_date": "2026-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "Hilton Head Island, South Carolina",
      "locations": [
        {
          "city": "Hilton Head Island",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07325162"
    },
    {
      "nct_id": "NCT02780063",
      "title": "Medications Effect on Lenstar Measurements",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "Lenstar Biometer",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2015-09-18",
      "completion_date": "2018-07-24",
      "has_results": false,
      "last_update_posted_date": "2019-01-25",
      "last_synced_at": "2026-09-06T02:58:49.417Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02780063"
    }
  ]
}