{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=NexGen+Total+Knee",
    "query": {
      "intervention": "NexGen Total Knee"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T21:32:29.472Z",
  "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": "NCT03969654",
      "title": "ROSA Robot Used in Total Knee Replacement Post Market Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Pain",
        "Chronic Osteoarthritis",
        "Avascular Necrosis of the Femoral Condyle",
        "Moderate Varus, Valgus or Flexion Deformities",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "PERSONA Total Knee",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard Total Knee",
          "type": "DEVICE"
        },
        {
          "name": "NexGen Total Knee",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 181,
      "start_date": "2020-05-01",
      "completion_date": "2023-09-22",
      "has_results": true,
      "last_update_posted_date": "2024-05-03",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 5,
      "location_summary": "Vail, Colorado • Westminster, Colorado • Springfield, Illinois + 2 more",
      "locations": [
        {
          "city": "Vail",
          "state": "Colorado"
        },
        {
          "city": "Westminster",
          "state": "Colorado"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "North Chesterfield",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03969654"
    },
    {
      "nct_id": "NCT01811563",
      "title": "Total Knee Arthroplasty: Functional and Clinical Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Zimmer",
          "type": "DEVICE"
        },
        {
          "name": "Stryker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke 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": 60,
      "start_date": "2013-02",
      "completion_date": "2016-02-26",
      "has_results": true,
      "last_update_posted_date": "2017-06-02",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01811563"
    },
    {
      "nct_id": "NCT01864434",
      "title": "In Vivo Kinematics Comparison of Stryker or Zimmer Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Knee Prosthesis"
      ],
      "interventions": [
        {
          "name": "Stryker posterior cruciat retaining (PCR) total knee arthroplasty (TKA)",
          "type": "DEVICE"
        },
        {
          "name": "Zimmer PCR TKA",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Tennessee, Knoxville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-06",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2019-10-10",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 4,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01864434"
    },
    {
      "nct_id": "NCT01497730",
      "title": "10003 PRO Current Products",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Total Knee Replacement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "DePuy Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "22 Years to 80 Years"
      },
      "enrollment_count": 842,
      "start_date": "2011-10-01",
      "completion_date": "2018-08-10",
      "has_results": false,
      "last_update_posted_date": "2019-04-22",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 11,
      "location_summary": "Orange, California • San Diego, California • Fort Collins, Colorado + 8 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01497730"
    },
    {
      "nct_id": "NCT03272373",
      "title": "NexGen TM Tibia Clinical Outcomes Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Traumatic Arthritis",
        "Polyarthritis",
        "Collagen Disorders and/or Avascular Necrosis of the Femoral Condyle",
        "Post-traumatic Loss of Joint Configuration",
        "Moderate Valgus, Varus, or Flexion Deformities"
      ],
      "interventions": [
        {
          "name": "NexGen TM Monoblock Tibia",
          "type": "DEVICE"
        },
        {
          "name": "NexGen TM Modular Tibia",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2017-10-03",
      "completion_date": "2023-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-12-30",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 7,
      "location_summary": "Torrance, California • Wheat Ridge, Colorado • Mooresville, Indiana + 4 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Wheat Ridge",
          "state": "Colorado"
        },
        {
          "city": "Mooresville",
          "state": "Indiana"
        },
        {
          "city": "New Castle",
          "state": "Indiana"
        },
        {
          "city": "Chesterfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03272373"
    },
    {
      "nct_id": "NCT00854295",
      "title": "Prospective Multicenter Post Approval Study of the LPS-Flex Mobile Bearing Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Traumatic Arthritis",
        "Avascular Necrosis of the Femoral Condyle",
        "Moderate Varus",
        "Valgus",
        "Flexion Deformities"
      ],
      "interventions": [
        {
          "name": "NexGen LPS-Flex Mobile Bearing Knee",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 266,
      "start_date": "2009-04",
      "completion_date": "2021-06",
      "has_results": true,
      "last_update_posted_date": "2023-02-14",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 3,
      "location_summary": "Tamarac, Florida • Auburn Hills, Michigan • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Tamarac",
          "state": "Florida"
        },
        {
          "city": "Auburn Hills",
          "state": "Michigan"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00854295"
    },
    {
      "nct_id": "NCT00761956",
      "title": "A Study to Compare the NexGen CR and CR-Flex Knee Implants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "NexGen CR-Flex Fixed Bearing Knee",
          "type": "DEVICE"
        },
        {
          "name": "NexGen CR Knee",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 189,
      "start_date": "2004-09",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-07-16",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 8,
      "location_summary": "Milford, Delaware • Chicago, Illinois • Rockford, Illinois + 5 more",
      "locations": [
        {
          "city": "Milford",
          "state": "Delaware"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Rockford",
          "state": "Illinois"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00761956"
    },
    {
      "nct_id": "NCT00589147",
      "title": "A Prospective, Randomized, Controlled Study Comparing Three Tibial Component Designs in Total Knee Arthoplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "The Zimmer NexGen Legacy Knee System, modular cemented tibia",
          "type": "DEVICE"
        },
        {
          "name": "The Zimmer NexGen Legacy Knee System, non-modular cemented tibia.",
          "type": "DEVICE"
        },
        {
          "name": "The Zimmer NexGen Legacy Knee System, non-modular uncemented tibia",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "20 Years to 85 Years"
      },
      "enrollment_count": 397,
      "start_date": "2003-08",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2012-05-28",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00589147"
    },
    {
      "nct_id": "NCT00763386",
      "title": "A Study to Compare the NexGen LPS and LPS-Flex Knee Implants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "NexGen LPS-Flex Fixed Bearing Knee",
          "type": "DEVICE"
        },
        {
          "name": "NexGen Legacy Posterior Stabilized Knee",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 331,
      "start_date": "2001-06",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2012-06-04",
      "last_synced_at": "2026-09-08T21:32:29.472Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Decatur, Georgia • Springfield, Illinois + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Mooresville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00763386"
    }
  ]
}