{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ultrasound+guided+pectoral+nerve+block",
    "query": {
      "intervention": "Ultrasound guided pectoral nerve block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T19:18:14.636Z",
  "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": "NCT03152929",
      "title": "Paravertebral Block (PVC) Versus Pectoral Nerve Block (PEC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Paravertebral Block",
          "type": "DRUG"
        },
        {
          "name": "Pectoral Nerve Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corewell Health West",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 89,
      "start_date": "2017-03-09",
      "completion_date": "2019-05-21",
      "has_results": true,
      "last_update_posted_date": "2023-06-06",
      "last_synced_at": "2026-09-25T19:18:14.636Z",
      "location_count": 1,
      "location_summary": "Grand Rapids, Michigan",
      "locations": [
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03152929"
    },
    {
      "nct_id": "NCT03201809",
      "title": "Comparison of Preoperative Ultrasound Guided Pectoralis Nerve Block Placement Versus Intra-operative Placement: A Prospective Randomized Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-operative Pain"
      ],
      "interventions": [
        {
          "name": "On-Q",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound guided pectoral nerve block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2016-09-01",
      "completion_date": "2020-03-23",
      "has_results": true,
      "last_update_posted_date": "2021-10-15",
      "last_synced_at": "2026-09-25T19:18:14.636Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03201809"
    },
    {
      "nct_id": "NCT02913573",
      "title": "Effect of Pectoral Nerve Block on Post-op Pain in Patients Undergoing Mastectomy and Immediate Reconstruction",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Neoplasm"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "0.25% bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Huntington Memorial Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 85 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2016-09",
      "completion_date": "2019-03",
      "has_results": false,
      "last_update_posted_date": "2016-09-23",
      "last_synced_at": "2026-09-25T19:18:14.636Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02913573"
    },
    {
      "nct_id": "NCT02741713",
      "title": "Analgesic Benefit of PECS Blocks for Biceps Tenodesis Shoulder Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Biceps Tendonitis"
      ],
      "interventions": [
        {
          "name": "PECS \"Pectoralis\" 1 and 2 Blocks",
          "type": "PROCEDURE"
        },
        {
          "name": "Interscalene Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Solution for Injection in Interscalene Block",
          "type": "DRUG"
        },
        {
          "name": "Solution for Injection in Sham Block",
          "type": "DRUG"
        },
        {
          "name": "Solution for Injection PECS Blocks",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2016-04",
      "completion_date": "2017-06-29",
      "has_results": true,
      "last_update_posted_date": "2018-08-27",
      "last_synced_at": "2026-09-25T19:18:14.636Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02741713"
    },
    {
      "nct_id": "NCT05782491",
      "title": "Awake Axillary Impella 5.5 Placement - A Feasibility Trial",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiogenic Shock"
      ],
      "interventions": [
        {
          "name": "Interscalene Block",
          "type": "PROCEDURE"
        },
        {
          "name": "PECS II Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Superficial Cervical Plexus Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 0,
      "start_date": "2024-04",
      "completion_date": "2024-07-18",
      "has_results": false,
      "last_update_posted_date": "2024-07-19",
      "last_synced_at": "2026-09-25T19:18:14.636Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05782491"
    },
    {
      "nct_id": "NCT04184349",
      "title": "Truncal Ultrasound Guided Regional Anesthesia for Implantation and Revision of Automatic Implantable Cardioverter Defibrillators (AICDs) and Pacemakers in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Analgesia After Pacemaker",
        "AICDS Implantation Pediatrics"
      ],
      "interventions": [
        {
          "name": "LA group",
          "type": "DRUG"
        },
        {
          "name": "B Group",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "0 Years to 17 Years"
      },
      "enrollment_count": 19,
      "start_date": "2020-10-01",
      "completion_date": "2022-06-09",
      "has_results": true,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-09-25T19:18:14.636Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04184349"
    }
  ]
}