{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Global+Positioning+System+%28GPS%29+Device",
    "query": {
      "intervention": "Global Positioning System (GPS) Device"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T03:55:16.605Z",
  "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": "NCT04177524",
      "title": "Distracted Driving App Study for Teens and Parents/Caregivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Distracted Driving"
      ],
      "interventions": [
        {
          "name": "Background Mode",
          "type": "DEVICE"
        },
        {
          "name": "Manual Mode",
          "type": "DEVICE"
        },
        {
          "name": "Auto-Detect Mode",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 134,
      "start_date": "2020-01-23",
      "completion_date": "2021-08-31",
      "has_results": false,
      "last_update_posted_date": "2021-11-19",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04177524"
    },
    {
      "nct_id": "NCT03814902",
      "title": "A Pilot Study to Characterize the Household Impact of Locating Devices for Children With ASD Who Wander",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder",
        "Wandering Behavior"
      ],
      "interventions": [
        {
          "name": "Electronic Tracking Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2019-01-15",
      "completion_date": "2019-11-11",
      "has_results": false,
      "last_update_posted_date": "2021-01-05",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 1,
      "location_summary": "New Hyde Park, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03814902"
    },
    {
      "nct_id": "NCT04162132",
      "title": "Contingency Management Using Smartphone App in Patients With SUD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Substance Use Disorders"
      ],
      "interventions": [
        {
          "name": "Smartphone app",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "BrightView LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 108,
      "start_date": "2019-01-25",
      "completion_date": "2019-07-29",
      "has_results": false,
      "last_update_posted_date": "2019-11-20",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04162132"
    },
    {
      "nct_id": "NCT00349947",
      "title": "Exercise Therapy to Treat Adults With Abdominal Aortic Aneurysms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Aortic Aneurysm, Abdominal"
      ],
      "interventions": [
        {
          "name": "Exercise Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 2400,
      "start_date": "2006-11",
      "completion_date": "2011-04",
      "has_results": false,
      "last_update_posted_date": "2013-06-07",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 3,
      "location_summary": "Palo Alto, California • Santa Clara, California • Stanford, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Santa Clara",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00349947"
    },
    {
      "nct_id": "NCT07387744",
      "title": "Assessing Ambulatory and Non-ambulatory Community Mobility in People With Lower Limb Amputation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation"
      ],
      "interventions": [
        {
          "name": "Clinical Descriptive Measures related to amputation collected",
          "type": "OTHER"
        },
        {
          "name": "GPS device education/distributed",
          "type": "OTHER"
        },
        {
          "name": "activPAL device education/distributed",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Assessments completed",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-04-21",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07387744"
    },
    {
      "nct_id": "NCT03288207",
      "title": "Tailoring Mobile Health Technology to Reduce Obesity and Improve Cardiovascular Health in Resource-Limited Neighborhood Environments",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Step it Up mobile app",
          "type": "DEVICE"
        },
        {
          "name": "Global Positioning System (GPS) Device",
          "type": "DEVICE"
        },
        {
          "name": "Bluetooth-enabled scale",
          "type": "DEVICE"
        },
        {
          "name": "Bluetooth-enabled glucometer",
          "type": "DEVICE"
        },
        {
          "name": "MRI: Image Reconstruction and Analysis Software (Device Manufacturer: NIH)",
          "type": "DEVICE"
        },
        {
          "name": "MRI: Research pulse sequences (Device Manufacturer: NIH)",
          "type": "DEVICE"
        },
        {
          "name": "MRI: radiofrequency coils (Device Manufacturer: Siemens Medical Solutions USA, Inc.)",
          "type": "DEVICE"
        },
        {
          "name": "AMRA Researcher Image reconstruction software",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 75 Years · Female only"
      },
      "enrollment_count": 325,
      "start_date": "2018-06-21",
      "completion_date": "2027-08-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03288207"
    },
    {
      "nct_id": "NCT04516252",
      "title": "Enhancing BodyWorks: A Canine Health Literacy Module",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Overweight Adolescents"
      ],
      "interventions": [
        {
          "name": "BodyWorks Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Canine Curriculum",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological Momentary Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical Activity Trackers",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "9 Years to 17 Years"
      },
      "enrollment_count": 202,
      "start_date": "2021-02-27",
      "completion_date": "2025-01-13",
      "has_results": true,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-09-05T03:55:16.605Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04516252"
    }
  ]
}