{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=6",
    "query": {
      "intervention": "Usability study",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 246,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T22:28:12.271Z",
  "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": "NCT06366074",
      "title": "Early-feasibility Study to Evaluate Usability and Safety of the Watch-Transcutaneous Electrical Acustimulation (TEA) Device",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Watch-TEA group",
          "type": "DEVICE"
        },
        {
          "name": "Tethered TEA device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2025-10",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-09-12",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06366074"
    },
    {
      "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": "2026-10-22T22:28:12.271Z",
      "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": "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": "2026-10-22T22:28:12.271Z",
      "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": "NCT06030297",
      "title": "Diode Laser as a Biomarker for Neuropathic Pain of Peripheral Origin.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Neuropathy"
      ],
      "interventions": [
        {
          "name": "Diode Laser fiber type Selective Stimulator",
          "type": "PROCEDURE"
        },
        {
          "name": "ZTlido 1.8 % Topical System",
          "type": "DRUG"
        },
        {
          "name": "PeriCam PSI NR",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Medoc Quantitative Sensory Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Inactive Topical System",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2023-09-01",
      "completion_date": "2026-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06030297"
    },
    {
      "nct_id": "NCT04858295",
      "title": "Supporting Self-Management of Healthy Behaviors in Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Insufficiency, Chronic",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Texting",
          "type": "DEVICE"
        },
        {
          "name": "mHealth app",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2021-07-26",
      "completion_date": "2023-05-01",
      "has_results": true,
      "last_update_posted_date": "2025-11-17",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04858295"
    },
    {
      "nct_id": "NCT06079866",
      "title": "Oran Park Mask External Clinical Study (3) Marketing Claims Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Mask A (Oran Park Mask) then Mask B (Evora Mask)",
          "type": "DEVICE"
        },
        {
          "name": "Mask B (Evora Mask) then Mask A (Oran Park Mask)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "ResMed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2023-10-04",
      "completion_date": "2023-11-20",
      "has_results": false,
      "last_update_posted_date": "2024-02-29",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 2,
      "location_summary": "San Diego, California • St Louis, Missouri",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06079866"
    },
    {
      "nct_id": "NCT07775495",
      "title": "Observational Study of Decentralized Urine Optical Interaction Patterns Associated With Environmental Microplastic and Nanoplastic Exposure",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Adult Participants"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ecotera Health LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2026-10-21",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 51,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Phoenix, Arizona + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07775495"
    },
    {
      "nct_id": "NCT06368453",
      "title": "A Study to Evaluate the Performance, Usability, and Result Interpretation of INSTI® HIV Self-Test",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Immunodeficiency Virus I Infection",
        "Human Immunodeficiency Virus II Infection"
      ],
      "interventions": [
        {
          "name": "INSTI® HIV Self-Test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "bioLytical Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1728,
      "start_date": "2024-05-02",
      "completion_date": "2025-01-08",
      "has_results": false,
      "last_update_posted_date": "2025-07-11",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06368453"
    },
    {
      "nct_id": "NCT04607369",
      "title": "Implementation of the NEDS EyeCTester App",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Optic Nerve Disease",
        "Macular Disease",
        "Visual Pathway Disorder"
      ],
      "interventions": [
        {
          "name": "EyeCTester",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Neuro-Eye Diagnostic Systems, LLC",
      "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": "2019-01-09",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 1,
      "location_summary": "Bellaire, Texas",
      "locations": [
        {
          "city": "Bellaire",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04607369"
    },
    {
      "nct_id": "NCT05732610",
      "title": "MGC Health COVID-19 & Flu A+B Home Multi Test Usability Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Influenza A",
        "Influenza B"
      ],
      "interventions": [
        {
          "name": "MGC Health COVID-19 & Flu A+B Home Multi Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MGC Health COVID-19 & Flu A+B Home Multi Test (2 to 13 y/o)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Medical Group Care, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2023-02-14",
      "completion_date": "2023-03-02",
      "has_results": true,
      "last_update_posted_date": "2024-05-02",
      "last_synced_at": "2026-10-22T22:28:12.271Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05732610"
    }
  ]
}