{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Total+Knee+Arthroplasty+%5C%28TKA%5C%29",
    "query": {
      "condition": "Total Knee Arthroplasty \\(TKA\\)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 185,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Total+Knee+Arthroplasty+%5C%28TKA%5C%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T16:35:10.057Z",
  "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": "NCT06800209",
      "title": "Pain Reprocessing Therapy in Post-Operative Knee Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Chronic",
        "Knee Pain Chronic"
      ],
      "interventions": [
        {
          "name": "Pain reprocessing therapy (PRT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2025-08-13",
      "completion_date": "2028-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • New York, New York",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06800209"
    },
    {
      "nct_id": "NCT05137314",
      "title": "Study in Patients Undergoing Debridement, Antibiotics, and Implant Retention (DAIR) for Treatment of a Periprosthetic Joint Infection (PJI) Occurring After Total Knee Arthroplasty (TKA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Joint Infection"
      ],
      "interventions": [
        {
          "name": "PLG0206",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Peptilogics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 14,
      "start_date": "2022-03-31",
      "completion_date": "2024-03-19",
      "has_results": false,
      "last_update_posted_date": "2025-05-21",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 12,
      "location_summary": "Palo Alto, California • Sarasota, Florida • Baltimore, Maryland + 8 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05137314"
    },
    {
      "nct_id": "NCT01132365",
      "title": "Knee Arthroplasty Registry",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "any knee joint arthroplasty device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Heekin Orthopedic Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "93 Years",
        "sex": "ALL",
        "summary": "21 Years to 93 Years"
      },
      "enrollment_count": 7793,
      "start_date": "2005-04",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2016-07-26",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01132365"
    },
    {
      "nct_id": "NCT07598734",
      "title": "Doxepin Alone or Combined With Ramelteon Versus Placebo for Improving Sleep Quality After Primary Total Knee Arthroplasty",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Sleep Quality Post-TKA",
        "Postoperative Knee Function",
        "Quality of Life After Primary TKA"
      ],
      "interventions": [
        {
          "name": "Doxepin 6 mg",
          "type": "DRUG"
        },
        {
          "name": "Ramelteon 8 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo Tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "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": 129,
      "start_date": "2026-06",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07598734"
    },
    {
      "nct_id": "NCT06627699",
      "title": "Prospective, In-Vivo, Post-Market Safety and Efficacy Surveillance Registry of the MAXX Orthopedics, Freedom Total Knee® System",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Knee Osteoarthristis",
        "Total Knee Anthroplasty"
      ],
      "interventions": [
        {
          "name": "Total Knee Arthroplasty",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Maxx Orthopedics Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2025-11-01",
      "completion_date": "2029-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 2,
      "location_summary": "Leawood, Kansas • San Antonio, Texas",
      "locations": [
        {
          "city": "Leawood",
          "state": "Kansas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06627699"
    },
    {
      "nct_id": "NCT07226076",
      "title": "Methadone in TKA for Post-op Pain and Opioid Reduction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post Operative Pain"
      ],
      "interventions": [
        {
          "name": "Methadone Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 162,
      "start_date": "2026-01-08",
      "completion_date": "2027-01-15",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07226076"
    },
    {
      "nct_id": "NCT07151417",
      "title": "Use of Corticosteroid in Intraopertive Injections in Total Knee Replacement Surgery.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Musculoskeletal Disease",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "PAI",
          "type": "DRUG"
        },
        {
          "name": "PAI + steroid",
          "type": "DRUG"
        },
        {
          "name": "PAI + zilretta",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2026-09-01",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07151417"
    },
    {
      "nct_id": "NCT07439666",
      "title": "NEUROCUPLE™ as an Opioid Alternative Following Total Knee Arthroplasty",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty Postoperative Pain",
        "Opioid Reduction After TKA"
      ],
      "interventions": [
        {
          "name": "NEUROCUPLE™ Patch",
          "type": "DEVICE"
        },
        {
          "name": "Sham patch",
          "type": "DEVICE"
        },
        {
          "name": "Enhanced Recovery After Surgery (ERAS) Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Jacques E. Chelly",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 274,
      "start_date": "2026-12",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 3,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07439666"
    },
    {
      "nct_id": "NCT05629715",
      "title": "Conventional Instrumentation, Computer Navigation, and Robotic Assistance Techniques in TKA",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "ROSA Knee System",
          "type": "DEVICE"
        },
        {
          "name": "KneeAlign Computer Assisted Navigation System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": "2025-06-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-08-13",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05629715"
    },
    {
      "nct_id": "NCT00894361",
      "title": "Comparison of Mobile-Bearing and Fixed-Bearing All-Polyethylene Tibia Total Knee Designs",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "TKA surgery with the rotating platform mobile-bearing knee design",
          "type": "PROCEDURE"
        },
        {
          "name": "TKA surgery with the all-polyethylene tibia knee design",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Minneapolis Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 400,
      "start_date": "2001-10",
      "completion_date": "2007-01",
      "has_results": true,
      "last_update_posted_date": "2020-09-07",
      "last_synced_at": "2026-10-12T16:35:10.057Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00894361"
    }
  ]
}