{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arthroplasty+of+Knee&page=4",
    "query": {
      "condition": "Arthroplasty of Knee",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 872,
    "total_pages": 88,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arthroplasty+of+Knee&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arthroplasty+of+Knee&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T02:25:21.916Z",
  "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": "NCT02241967",
      "title": "Dose Dependent Effects of tDCS on Post-Operative Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Total Knee Arthroplasty (Postoperative Pain)",
        "Total Hip Arthroplasty(Postoperative Pain)"
      ],
      "interventions": [
        {
          "name": "4 Real sessions of Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "2 Real Sessions of Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "1 Real Session of Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Sham Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "19 Years to 90 Years"
      },
      "enrollment_count": 119,
      "start_date": "2016-01-07",
      "completion_date": "2020-07-02",
      "has_results": true,
      "last_update_posted_date": "2022-07-13",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02241967"
    },
    {
      "nct_id": "NCT07552415",
      "title": "Does Joint Immobilization Following Revision Total Knee Arthroplasty Improve Range of Motion Following Surgery?",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aseptic Revision Knee Arthroplasty",
        "Stiffness Following Revision Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Knee immobilizer",
          "type": "DEVICE"
        },
        {
          "name": "No Knee Immobilizer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2026-08",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07552415"
    },
    {
      "nct_id": "NCT02255383",
      "title": "Persona Total Knee Arthroplasty Outcomes Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Pain Chronic",
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Traumatic Arthritis",
        "Polyarthritis",
        "Moderate Varus, Valgus or Flexion Deformities",
        "Avascular Necrosis of the Femoral Condyle"
      ],
      "interventions": [
        {
          "name": "Zimmer Persona Total Knee System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 737,
      "start_date": "2014-07",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 14,
      "location_summary": "Denver, Colorado • Fort Collins, Colorado • Parker, Colorado + 11 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Rockford",
          "state": "Illinois"
        },
        {
          "city": "New Castle",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02255383"
    },
    {
      "nct_id": "NCT01542580",
      "title": "A Prospective, Clinical Investigation of the Vanguard 360 Revision Knee",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Traumatic Arthritis",
        "Post Traumatic Deformity",
        "Complications; Arthroplasty",
        "Deformity of Limb"
      ],
      "interventions": [
        {
          "name": "Vanguard SSK 360 with PS Bearing",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard SSK 360 with PSC bearing",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard DA 360",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard 360 TiNbN Femur with PS bearing",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard 360 TiNbN Femur with PSC bearing",
          "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": 255,
      "start_date": "2012-03",
      "completion_date": "2031-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-25",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 4,
      "location_summary": "Morton Grove, Illinois • Henderson, Nevada • Salt Lake City, Utah + 1 more",
      "locations": [
        {
          "city": "Morton Grove",
          "state": "Illinois"
        },
        {
          "city": "Henderson",
          "state": "Nevada"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01542580"
    },
    {
      "nct_id": "NCT03671954",
      "title": "Total Knee Arthroplasty Biomechanics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty (TKA)"
      ],
      "interventions": [
        {
          "name": "Home Strengthening Exercises",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Physical Therapy",
          "type": "OTHER"
        },
        {
          "name": "Preoperative Assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 38,
      "start_date": "2019-05-01",
      "completion_date": "2023-11-16",
      "has_results": false,
      "last_update_posted_date": "2023-11-30",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 4,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03671954"
    },
    {
      "nct_id": "NCT01882751",
      "title": "In Vivo Comparison of Knee Kinematics for Subjects Implanted With Either a ConforMIS or Traditional Knee Implant",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Complications; Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Conformis CR Total Knee Replacement",
          "type": "DEVICE"
        },
        {
          "name": "Off the Shelf",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Restor3D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 66,
      "start_date": "2013-06",
      "completion_date": "2017-08",
      "has_results": false,
      "last_update_posted_date": "2023-10-25",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 2,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01882751"
    },
    {
      "nct_id": "NCT05113901",
      "title": "Medrol Dosepak Taper for Delayed Post-op Recovery After TKA",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2022-03-03",
      "completion_date": "2022-07-25",
      "has_results": true,
      "last_update_posted_date": "2023-10-23",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05113901"
    },
    {
      "nct_id": "NCT02186587",
      "title": "iTotal Pilot Study of ConforMIS Custom Total Knee Implant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Arthroplasty, Total"
      ],
      "interventions": [
        {
          "name": "ConforMIS custom total knee",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2014-06",
      "completion_date": "2016-04",
      "has_results": true,
      "last_update_posted_date": "2023-05-23",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02186587"
    },
    {
      "nct_id": "NCT02106481",
      "title": "Comparing Femoral Nerve Catheters to Single Shot Femoral Nerve Blocks for Total Knee Replacement Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Femoral Nerve Catheters",
          "type": "DRUG"
        },
        {
          "name": "Single Shot Femoral Nerve Blocks",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eastern Maine Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 99,
      "start_date": "2014-04",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-03",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 1,
      "location_summary": "Bangor, Maine",
      "locations": [
        {
          "city": "Bangor",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02106481"
    },
    {
      "nct_id": "NCT07624526",
      "title": "Role of Suzetrigine as a Part of a Multimodal Regimen to Reduce Pain and Opioid Use After Total Knee Arthroplasty",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Knee Arthritis",
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Suzetrigine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 75,
      "start_date": "2026-07",
      "completion_date": "2028-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-10-14T02:25:21.916Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07624526"
    }
  ]
}