{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Femoral+nerve+block",
    "query": {
      "intervention": "Femoral nerve block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 123,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Femoral+nerve+block&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T13:15:27.974Z",
  "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": "NCT01163214",
      "title": "Management of Postoperative Pain After Total Knee Replacement.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain",
        "Knee Replacement Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Nerve Block",
          "type": "DRUG"
        },
        {
          "name": "Periarticular Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mark J. Spangehl, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 160,
      "start_date": "2010-07",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2014-11-05",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01163214"
    },
    {
      "nct_id": "NCT02381717",
      "title": "Ultrasound Guided Femoral Nerve Block",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hip Fracture"
      ],
      "interventions": [
        {
          "name": "ultra-sound guide",
          "type": "OTHER"
        },
        {
          "name": "bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "morphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "101 Years",
        "sex": "ALL",
        "summary": "18 Years to 101 Years"
      },
      "enrollment_count": 44,
      "start_date": "2015-08",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Worcester, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02381717"
    },
    {
      "nct_id": "NCT05161221",
      "title": "Post Operative Pain Management Through Adductor Canal Block With Bupivacaine for ACL Reconstruction",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative",
        "ACL"
      ],
      "interventions": [
        {
          "name": "OxyCODONE 5 mg Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Naproxen 500 Mg",
          "type": "DRUG"
        },
        {
          "name": "Tylenol Pill",
          "type": "DRUG"
        },
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Femoral Nerve Catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Rothman Institute Orthopaedics",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 154,
      "start_date": "2021-12-06",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-12-17",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05161221"
    },
    {
      "nct_id": "NCT02168959",
      "title": "Continuous Femoral Nerve Block With a Tibial Plateau Fracture",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Tibial Plateau Fracture"
      ],
      "interventions": [
        {
          "name": "bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2013-02",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-14",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02168959"
    },
    {
      "nct_id": "NCT01505374",
      "title": "Saphenous Nerve Block vs. Femoral Nerve Block for Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Difference Between Femoral Nerve Block and Saphenous Block"
      ],
      "interventions": [
        {
          "name": "Study Technique",
          "type": "PROCEDURE"
        },
        {
          "name": "Control Technique",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 60,
      "start_date": "2012-03",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2022-04-14",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01505374"
    },
    {
      "nct_id": "NCT04454203",
      "title": "Femoral Peri-arterial Local Anesthetic Injection Via Peri-arterial Perineural Catheter Reverses Tourniquet Associated Ischemic Hypertension",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tourniquet Hypertension",
        "Intraoperative Hypertension",
        "Total Ankle Arthroplasty",
        "Ankle Fusion"
      ],
      "interventions": [
        {
          "name": "Mepivacaine",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "Perifemoral Injection of Local Anesthetic",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "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": 40,
      "start_date": "2021-02-05",
      "completion_date": "2027-02-03",
      "has_results": false,
      "last_update_posted_date": "2026-03-23",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04454203"
    },
    {
      "nct_id": "NCT03770806",
      "title": "Factors Affecting the Speed of Recovery After ACL Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injury",
        "ACL Injury",
        "ACL - Anterior Cruciate Ligament Rupture"
      ],
      "interventions": [
        {
          "name": "Femoral Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Adductor Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "No Block",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "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": 48,
      "start_date": "2017-03-24",
      "completion_date": "2018-06-11",
      "has_results": false,
      "last_update_posted_date": "2018-12-10",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03770806"
    },
    {
      "nct_id": "NCT03461120",
      "title": "Improving Postamputation Functioning by Decreasing Phantom Pain With Perioperative Continuous Peripheral Nerve Blocks: A Department of Defense Funded Multicenter Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Lower Extremity Surgical Amputation",
        "Post-amputation Phantom Limb Pain"
      ],
      "interventions": [
        {
          "name": "Experimental continuous peripheral nerve blocks",
          "type": "DRUG"
        },
        {
          "name": "Control continuous peripheral nerve blocks",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 203,
      "start_date": "2018-03-23",
      "completion_date": "2026-11-18",
      "has_results": false,
      "last_update_posted_date": "2025-10-20",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 8,
      "location_summary": "San Diego, California • Boston, Massachusetts • Cleveland, Ohio + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03461120"
    },
    {
      "nct_id": "NCT01805661",
      "title": "Adductor Canal Block With Posterior Capsular Injection for Total Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Canal Block and Capsular Injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Femoral with Tibial Nerve Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Trinity Health Of New England",
      "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": 56,
      "start_date": "2013-03",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2015-03-17",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01805661"
    },
    {
      "nct_id": "NCT02701296",
      "title": "Posterior Capsular Injection With Femoral Nerve Block for Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Posterior Knee Infiltration"
      ],
      "interventions": [
        {
          "name": "Ropivacaine with Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Trinity Health Of New England",
      "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": 80,
      "start_date": "2011-11-07",
      "completion_date": "2014-08-31",
      "has_results": true,
      "last_update_posted_date": "2018-10-03",
      "last_synced_at": "2026-09-04T13:15:27.974Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02701296"
    }
  ]
}