{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stiff+Knee+Gait",
    "query": {
      "condition": "Stiff Knee Gait"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T11:05:50.914Z",
  "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": "NCT05105763",
      "title": "Biofeedback Gait Retraining for Stiff Knee Gait Correction",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Injury"
      ],
      "interventions": [
        {
          "name": "Sequential switched feedback training on the knee and the hip (Condition A)",
          "type": "OTHER"
        },
        {
          "name": "Feedback training on the knee alone (Condition B)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Kessler Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "7 Years to 21 Years"
      },
      "enrollment_count": 10,
      "start_date": "2021-10-30",
      "completion_date": "2022-09-29",
      "has_results": false,
      "last_update_posted_date": "2022-03-31",
      "last_synced_at": "2026-07-23T11:05:50.914Z",
      "location_count": 1,
      "location_summary": "West Orange, New Jersey",
      "locations": [
        {
          "city": "West Orange",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05105763"
    },
    {
      "nct_id": "NCT04947865",
      "title": "Reflex Excitability in Post-stroke Stiff-Knee Gait",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Chronic Stroke",
        "Gait, Hemiplegic",
        "Gait, Spastic",
        "Gait Disorder, Sensorimotor",
        "Gait Disorders, Neurologic",
        "Walking, Difficulty"
      ],
      "interventions": [
        {
          "name": "Peripheral nerve stimulation",
          "type": "OTHER"
        },
        {
          "name": "Commercial knee brace",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "MetroHealth 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": 60,
      "start_date": "2021-06-11",
      "completion_date": "2026-06-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-07-23T11:05:50.914Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04947865"
    },
    {
      "nct_id": "NCT05467774",
      "title": "Operant H-reflex Down-conditioning of Rectus Femoris in Post-stroke Stiff Knee Gait",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Training"
      ],
      "interventions": [
        {
          "name": "Operant RF H-reflex conditioning",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 7,
      "start_date": "2018-07-28",
      "completion_date": "2020-02-17",
      "has_results": true,
      "last_update_posted_date": "2024-07-16",
      "last_synced_at": "2026-07-23T11:05:50.914Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05467774"
    },
    {
      "nct_id": "NCT00900666",
      "title": "Efficacy of Botulinum Toxin Injections in the Rectus Femoris to Treat Stiff Knee Gait Following Acquired Brain Injury",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stiff Knee Gait",
        "Brain Injuries"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "botulinum toxin A (BTX-A)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mary Free Bed Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2009-01",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2013-06-24",
      "last_synced_at": "2026-07-23T11:05:50.914Z",
      "location_count": 1,
      "location_summary": "Grand Rapids, Michigan",
      "locations": [
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900666"
    }
  ]
}