{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=2",
    "query": {
      "intervention": "Usability study",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T22:24:55.910Z",
  "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": "NCT05304650",
      "title": "A Usability Study of External Neuromodulation With iTEAR100 Generation 2",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dry Eye Syndromes"
      ],
      "interventions": [
        {
          "name": "iTEAR100",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Olympic Ophthalmics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2022-03-01",
      "completion_date": "2022-06-15",
      "has_results": false,
      "last_update_posted_date": "2022-03-31",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "Issaquah, Washington",
      "locations": [
        {
          "city": "Issaquah",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05304650"
    },
    {
      "nct_id": "NCT06282094",
      "title": "ViSiGi LUX Bariatric Sizing and Calibration System",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bariatric Surgery Candidate"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Boehringer Labs LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 30,
      "start_date": "2024-01-26",
      "completion_date": "2024-03",
      "has_results": false,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "York, Pennsylvania",
      "locations": [
        {
          "city": "York",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06282094"
    },
    {
      "nct_id": "NCT06452056",
      "title": "COVID-19 SARS-CoV-2 RAST Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SARS-CoV2 Infection"
      ],
      "interventions": [
        {
          "name": "Rapid Antigen Screening Test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 337,
      "start_date": "2021-01-07",
      "completion_date": "2022-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-06-11",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06452056"
    },
    {
      "nct_id": "NCT05559047",
      "title": "Field Usability Study of Eclipse Mask",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Eclipse mask",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bleep, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2022-11-10",
      "completion_date": "2023-01-25",
      "has_results": true,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 3,
      "location_summary": "Asheville, North Carolina • Huntersville, North Carolina • Murfreesboro, Tennessee",
      "locations": [
        {
          "city": "Asheville",
          "state": "North Carolina"
        },
        {
          "city": "Huntersville",
          "state": "North Carolina"
        },
        {
          "city": "Murfreesboro",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05559047"
    },
    {
      "nct_id": "NCT00530517",
      "title": "A Study on the Usability of the Needle-free Intraject® System in Adult Patients During Acute Migraine Attack",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine Headache"
      ],
      "interventions": [
        {
          "name": "Intraject Sumatriptan",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zogenix, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2007-09",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2022-11-10",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Springfield, Missouri • St Louis, Missouri + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00530517"
    },
    {
      "nct_id": "NCT01626599",
      "title": "Study to Evaluate a New Device Designed to Collect Heart Activity and Body Movement Data",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "ProGuardian",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cyberonics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 147,
      "start_date": "2012-06",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2020-08-05",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Charlotte, North Carolina • Austin, Texas + 2 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626599"
    },
    {
      "nct_id": "NCT06988163",
      "title": "Osteoarthritis Care Tools for Primary Care Providers",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthritis",
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "OACareTools+",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 60,
      "start_date": "2025-08-21",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06988163"
    },
    {
      "nct_id": "NCT07423871",
      "title": "ED PLWD/Care Partner Text Messaging",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dementia",
        "Caregiver",
        "Emergency Department",
        "Mobile Health Technology (mHealth)"
      ],
      "interventions": [
        {
          "name": "CAPTURE Text Message Care Transition Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale 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": "2027-03",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07423871"
    },
    {
      "nct_id": "NCT05113316",
      "title": "Mental Health Resources for Frontline Healthcare Workers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mental Health"
      ],
      "interventions": [
        {
          "name": "Messy Memories App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 53,
      "start_date": "2022-06-06",
      "completion_date": "2024-05-26",
      "has_results": false,
      "last_update_posted_date": "2025-04-23",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05113316"
    },
    {
      "nct_id": "NCT02758938",
      "title": "Urological Biofeedback Game Software",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lower Urinary Tract Symptoms"
      ],
      "interventions": [
        {
          "name": "Urologic biofeedback software",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2016-06",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2019-01-09",
      "last_synced_at": "2026-09-06T22:24:55.910Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02758938"
    }
  ]
}