{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zeiss",
    "query": {
      "intervention": "Zeiss"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 29,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zeiss&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T01:30:38.424Z",
  "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": "NCT04201340",
      "title": "Topcon DRI OCT Triton With SS-OCT Angio Software Evaluation Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fluorescein Angiography Imaging"
      ],
      "interventions": [
        {
          "name": "DRI OCT Triton with SS-OCT Angio software",
          "type": "DEVICE"
        },
        {
          "name": "Cirrus HD-OCT 5000",
          "type": "DEVICE"
        },
        {
          "name": "TRC-50DX",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Topcon Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 211,
      "start_date": "2019-12-11",
      "completion_date": "2022-10-20",
      "has_results": false,
      "last_update_posted_date": "2022-12-08",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04201340"
    },
    {
      "nct_id": "NCT05876689",
      "title": "Swept Source OCT Imaging With the DREAM VG-OCT",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eye Diseases",
        "Myopia",
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "DREAM OCT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Robert T. Chang, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 154,
      "start_date": "2023-10-09",
      "completion_date": "2024-10-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-25",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05876689"
    },
    {
      "nct_id": "NCT00107367",
      "title": "Radiation Therapy in Treating Patients Who Are Undergoing Surgery to Remove a Metastatic Brain Tumor",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Cancer"
      ],
      "interventions": [
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "intraoperative radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2004-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-01-10",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107367"
    },
    {
      "nct_id": "NCT07084545",
      "title": "Evaluation of Cataract Surgery Outcomes in Patients With Prior Laser Vision Correction Implanted With the CT LUCIA Lens",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postoperative Visual Outcomes Following Cataract Surgery in Patients With Prior Myopic Corneal Laser Vision Correction"
      ],
      "interventions": [
        {
          "name": "CT LUCIA 621P Intraocular Lens Implantation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carl Zeiss Meditec AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-07",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 2,
      "location_summary": "Sugar Land, Texas • Lynchburg, Virginia",
      "locations": [
        {
          "city": "Sugar Land",
          "state": "Texas"
        },
        {
          "city": "Lynchburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07084545"
    },
    {
      "nct_id": "NCT05790408",
      "title": "Anterior-segment OCT (AS-OCT) and Intraoperative OCT (iOCT) for Trans- Conjunctival Needle Revision (TCNR)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glaucoma",
        "Glaucoma Following Surgery"
      ],
      "interventions": [
        {
          "name": "Digital microscope integrated with intraoperative OCT (Zeiss Artevo 800, Carl Zeiss Meditec AG)",
          "type": "DEVICE"
        },
        {
          "name": "Spectralis Anterior-segment OCT (AS-OCT) (Heidelberg Engineering)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-08-18",
      "completion_date": "2022-01-12",
      "has_results": true,
      "last_update_posted_date": "2023-11-15",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05790408"
    },
    {
      "nct_id": "NCT03298841",
      "title": "Clinical Comparison of Length of Cataract Procedures With Zeiss Lumera Versus Older Zeiss Microscope",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "Zeiss",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Toyos Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 50,
      "start_date": "2017-03-01",
      "completion_date": "2017-09-20",
      "has_results": true,
      "last_update_posted_date": "2021-04-22",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03298841"
    },
    {
      "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": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550939"
    },
    {
      "nct_id": "NCT05611073",
      "title": "Maximizing Visual Outcomes With Eyhance IOLs",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pseudophakia"
      ],
      "interventions": [
        {
          "name": "Visual Acuity",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Biometric Data Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Patient Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Berkeley Eye Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2022-03-07",
      "completion_date": "2022-11-07",
      "has_results": true,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05611073"
    },
    {
      "nct_id": "NCT07350304",
      "title": "Comparison of Two OCT Device RNFL and GCIPL Measurements in Mild, Moderate, and Severe Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Optical Coherence Tomography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Twin Cities Eye Consultants",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 141,
      "start_date": "2024-10-28",
      "completion_date": "2025-02-14",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Coon Rapids, Minnesota",
      "locations": [
        {
          "city": "Coon Rapids",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07350304"
    },
    {
      "nct_id": "NCT01243931",
      "title": "Optical Coherence Tomography Guided Transepithelial Phototherapeutic Keratectomy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Corneal Opacity"
      ],
      "interventions": [
        {
          "name": "OCT-guided laser phototherapeutic keratectomy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2011-06",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2024-02-12",
      "last_synced_at": "2026-09-02T01:30:38.424Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01243931"
    }
  ]
}