{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rheumatoid+Arthritis+of+Hip",
    "query": {
      "condition": "Rheumatoid Arthritis of Hip"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 25,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rheumatoid+Arthritis+of+Hip&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T21:01:11.961Z",
  "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": "NCT00764959",
      "title": "Retrospective Study of the Linear™ Hip",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Femoral Fracture",
        "Correction of a Functional Deformity",
        "Avascular Necrosis"
      ],
      "interventions": [
        {
          "name": "Encore Linear™ Hip System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Encore Medical, L.P.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2007-10",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2011-02-09",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 1,
      "location_summary": "Vero Beach, Florida",
      "locations": [
        {
          "city": "Vero Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00764959"
    },
    {
      "nct_id": "NCT04238143",
      "title": "Adipose-Derived Biocellular Regenerative Therapy for Osteoarthritis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Osteo Arthritis Knee",
        "Osteo Arthritis Shoulders",
        "Osteoarthritis of Multiple Joints",
        "Osteoarthritis, Hip",
        "Osteoarthritis - Ankle/Foot"
      ],
      "interventions": [
        {
          "name": "Tissue Stromal Vascular Fraction (tSVF) Arm 1",
          "type": "PROCEDURE"
        },
        {
          "name": "PRP Concentrate Arm 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tissue Stromal Vascular Fraction (tSVF) Arm 2",
          "type": "PROCEDURE"
        },
        {
          "name": "PRP Concentrate Arm 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cellular Stromal Vascular Fraction (cSVF) Arm 2",
          "type": "PROCEDURE"
        },
        {
          "name": "Cellular Stromal Vascular Fraction (cSVF) Arm 3",
          "type": "PROCEDURE"
        },
        {
          "name": "Sterile Normal Saline (IV Solution)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Healeon Medical Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 100,
      "start_date": "2020-01-10",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 2,
      "location_summary": "Valencia, California • Stevensville, Montana",
      "locations": [
        {
          "city": "Valencia",
          "state": "California"
        },
        {
          "city": "Stevensville",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04238143"
    },
    {
      "nct_id": "NCT05587244",
      "title": "G7 Freedom Constrained Vivacit-E Liners",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Hip",
        "Rheumatoid Arthritis",
        "Non-Union Fracture",
        "Trochanteric Fractures",
        "Femoral Neck Fractures",
        "Avascular Necrosis",
        "Dislocation, Hip"
      ],
      "interventions": [
        {
          "name": "Total Hip Arthroplasty with G7 Freedom Constrained Vivacit-E Liners",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 202,
      "start_date": "2023-05-08",
      "completion_date": "2038-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-20",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Gainesville, Florida + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Livingston",
          "state": "New Jersey"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05587244"
    },
    {
      "nct_id": "NCT00699309",
      "title": "A Clinical Investigation of the Taperloc® Microplasty™ Hip System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Avascular Necrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Biomet Orthopedics, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2005-08",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2017-06-21",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 4,
      "location_summary": "Beaufort, South Carolina • Greenville, South Carolina • Plano, Texas + 1 more",
      "locations": [
        {
          "city": "Beaufort",
          "state": "South Carolina"
        },
        {
          "city": "Greenville",
          "state": "South Carolina"
        },
        {
          "city": "Plano",
          "state": "Texas"
        },
        {
          "city": "Sterling",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00699309"
    },
    {
      "nct_id": "NCT02342977",
      "title": "Effects of Lacosamide on Post-operative Opioid Requirements After a Total Hip Arthroplasty:",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Avascular Necrosis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lacosamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2014-11",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2016-08-26",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02342977"
    },
    {
      "nct_id": "NCT06631638",
      "title": "EMPHASYS Cup Positioning in THA With Non-Invasive Navigation (Velys Hip Navigation (VHN))",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Traumatic Arthritis",
        "Rheumatoid Arthritis",
        "Congential Hip Dysplasia",
        "Avascular Necrosis of the Femoral Head",
        "Certain Cases of Ankylosis"
      ],
      "interventions": [
        {
          "name": "EMPHASYS Cup with VHN",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "DePuy Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 118,
      "start_date": "2025-10-24",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 5,
      "location_summary": "Sacramento, California • Gainesville, Florida • Lake Success, New York + 2 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Lake Success",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Gastonia",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06631638"
    },
    {
      "nct_id": "NCT00764842",
      "title": "Efficacy of the CLP® Hip - Retrospective",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis",
        "Avascular Necrosis",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Encore CLP® Hip stem",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Encore Medical, L.P.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2008-01",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2011-02-09",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00764842"
    },
    {
      "nct_id": "NCT04910048",
      "title": "Impact of a POPOP on Preoperative Health, Eligibility, and Clinical & Patient-Reported Outcomes in TJA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Knee",
        "Osteoarthritis, Hip",
        "Avascular Necrosis",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "POPOP (preoperative patient optimization program)",
          "type": "OTHER"
        },
        {
          "name": "SOC (standard of care)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Arkansas",
      "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": 46,
      "start_date": "2022-01-17",
      "completion_date": "2024-09-03",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04910048"
    },
    {
      "nct_id": "NCT01307384",
      "title": "Zimmer Continuum Metal on Polyethylene (MoP) PostMarket Clinical Followup (PMCF) Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Avascular Necrosis",
        "Osteoarthritis",
        "Inflammatory Arthritis",
        "Post-traumatic Arthritis",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Continuum Metal on Polyethylene Acetabular 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": 165,
      "start_date": "2011-03-29",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-06-18",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 2,
      "location_summary": "Fremont, California • Denver, Colorado",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01307384"
    },
    {
      "nct_id": "NCT01921309",
      "title": "Trinity™ BIOLOX Delta™ CoC THR Multi-center Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Avascular Necrosis",
        "Rheumatoid Arthritis",
        "CDH"
      ],
      "interventions": [
        {
          "name": "Trinity CoC Total Hip System",
          "type": "DEVICE"
        },
        {
          "name": "Trinity Ceramic-on-Poly THR",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Corin",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 342,
      "start_date": "2012-12",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2021-03-11",
      "last_synced_at": "2026-07-22T21:01:11.961Z",
      "location_count": 9,
      "location_summary": "Little Rock, Arkansas • Parker, Colorado • Hartford, Connecticut + 5 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01921309"
    }
  ]
}