{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=8",
    "query": {
      "intervention": "Usability study",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 246,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+study&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T18:57:07.072Z",
  "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": "NCT06347380",
      "title": "Usability Study of the FemPulse System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "FemPulse System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "FemPulse Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 5,
      "start_date": "2024-09-11",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 2,
      "location_summary": "Fort Lauderdale, Florida • Seattle, Washington",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06347380"
    },
    {
      "nct_id": "NCT06147336",
      "title": "A Multi-center, National, Open-label, Prospective Study to Evaluate the Performance of the V-Lap™ System",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "V-LAP™ SYSTEM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vectorious Medical Technologies Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "88 Years",
        "sex": "ALL",
        "summary": "22 Years to 88 Years"
      },
      "enrollment_count": 10,
      "start_date": "2024-06-11",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2025-05-30",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06147336"
    },
    {
      "nct_id": "NCT02299700",
      "title": "Study to Evaluate the Janssen Autism Knowledge Engine in Children and Adults With Autism Spectrum Disorder",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Autism Spectrum Disorder"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "3 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2014-09-30",
      "completion_date": "2015-04-24",
      "has_results": false,
      "last_update_posted_date": "2017-10-23",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Toms River, New Jersey • Durham, North Carolina",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Toms River",
          "state": "New Jersey"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02299700"
    },
    {
      "nct_id": "NCT05172154",
      "title": "GlowTest COVID-19 Antigen Home Test Kit Usability Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "GlowTest COVID-19 Antigen Home Test Kit",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Arion Bio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2021-12-30",
      "completion_date": "2022-01-14",
      "has_results": false,
      "last_update_posted_date": "2022-01-19",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 1,
      "location_summary": "Elkridge, Maryland",
      "locations": [
        {
          "city": "Elkridge",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05172154"
    },
    {
      "nct_id": "NCT04326231",
      "title": "Cognoa Autism Spectrum Disorder (ASD) Digital Therapeutic Engagement and Usability Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder"
      ],
      "interventions": [
        {
          "name": "Usability assessment of Cognoa ASD Therapeutic Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cognoa, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "3 Years to 8 Years"
      },
      "enrollment_count": 10,
      "start_date": "2020-03-17",
      "completion_date": "2020-07-31",
      "has_results": true,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04326231"
    },
    {
      "nct_id": "NCT05876533",
      "title": "R&D Study to Evaluate Cordio's Usability and to Collect Patient Speech Utterances",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Heart Failure"
      ],
      "interventions": [
        {
          "name": "Cordio HearO",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cordio Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2022-03-18",
      "completion_date": "2025-03-15",
      "has_results": false,
      "last_update_posted_date": "2024-12-31",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 5,
      "location_summary": "South Windsor, Connecticut • Cape Coral, Florida • Miami, Florida + 1 more",
      "locations": [
        {
          "city": "South Windsor",
          "state": "Connecticut"
        },
        {
          "city": "Cape Coral",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05876533"
    },
    {
      "nct_id": "NCT06619418",
      "title": "Assessment of Usability and Satisfaction With a Take-home Device Presenting Sound and Body Stimulation for Back Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Lower Back Pain"
      ],
      "interventions": [
        {
          "name": "TENS device",
          "type": "DEVICE"
        },
        {
          "name": "Integrative health modalities",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "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": "2024-11-18",
      "completion_date": "2027-08-11",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06619418"
    },
    {
      "nct_id": "NCT04125186",
      "title": "A Cross-Functional, Population-Representative, Web-Based, Epidemiologic Study to Estimate the Prevalence and Burden of Nocturia Due to Nocturnal Polyuria in the US",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nocturnal Polyuria"
      ],
      "interventions": [
        {
          "name": "Baseline EpiNP survey",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bladder diary",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Testing of EpiNP baseline survey, bladder diary and a qualitative interview",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "No other intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Ferring Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 10190,
      "start_date": "2019-07-22",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-13",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04125186"
    },
    {
      "nct_id": "NCT01399112",
      "title": "A Usability Study of a Smoking Cessation Decision Aid in People With a Recent First Episode of Psychosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Psychosis"
      ],
      "interventions": [
        {
          "name": "Web-based computer program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "15 Years to 30 Years"
      },
      "enrollment_count": 11,
      "start_date": "2010-05",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2013-01-03",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 1,
      "location_summary": "Glen Oaks, New York",
      "locations": [
        {
          "city": "Glen Oaks",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01399112"
    },
    {
      "nct_id": "NCT04292301",
      "title": "MRI Assessing Clinical Usability of STrategically Acquired Gradient Echo on Human Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "MRI"
      ],
      "interventions": [
        {
          "name": "STrategically Acquired Gradient Echo (STAGE)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "SpinTech, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "6 Years to 80 Years"
      },
      "enrollment_count": 92,
      "start_date": "2020-06-30",
      "completion_date": "2021-01-07",
      "has_results": true,
      "last_update_posted_date": "2022-06-28",
      "last_synced_at": "2026-10-22T18:57:07.072Z",
      "location_count": 5,
      "location_summary": "Loma Linda, California • Los Gatos, California • Iowa City, Iowa + 2 more",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Gatos",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Edmond",
          "state": "Oklahoma"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04292301"
    }
  ]
}