{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bilateral+ultrasound+guided+Transversus+Abdominis+Plane+Block",
    "query": {
      "intervention": "Bilateral ultrasound guided Transversus Abdominis Plane Block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T13:35:40.071Z",
  "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": "NCT01153503",
      "title": "Ultrasound-guided Transversus Abdominis Plane Block After Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Operative Pain"
      ],
      "interventions": [
        {
          "name": "TAP block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 75,
      "start_date": "2010-04",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2018-03-01",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01153503"
    },
    {
      "nct_id": "NCT06091241",
      "title": "ESPBs vs TAPs for Satisfactory Analgesia Following DIEP Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Pre-operative Erector Spinae Plane block prior to DIEP surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Pre-operative Transversus Abdominus Plane blocks prior to DIEP surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 102,
      "start_date": "2023-11-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06091241"
    },
    {
      "nct_id": "NCT04979338",
      "title": "Development of Effective, Opioid Sparing Techniques for Peri-operative Pain Management of Transgender Patients Undergoing Gender Affirming Surgeries",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Gender Dysphoria"
      ],
      "interventions": [
        {
          "name": "Ultrasound guided Continuous Infraclavicular Brachial Plexus Block",
          "type": "OTHER"
        },
        {
          "name": "Ultrasound guided Continuous Femoral Nerve Block",
          "type": "OTHER"
        },
        {
          "name": "Ultrasound guided Pudendal Nerve Block",
          "type": "OTHER"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bilateral ultrasound guided Transversus Abdominis Plane Block",
          "type": "OTHER"
        },
        {
          "name": "Bilateral spermatic cord block",
          "type": "OTHER"
        },
        {
          "name": "Pecs I & II Block",
          "type": "OTHER"
        },
        {
          "name": "Local anesthetic",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 640,
      "start_date": "2021-11-11",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04979338"
    },
    {
      "nct_id": "NCT02036983",
      "title": "Comparison of a Bilateral TAP Block and Preperitoneal Instillation of Local Anesthetic for a Total Extraperitoneal (TEP) Repair",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bilateral Inguinal Hernia Repair"
      ],
      "interventions": [
        {
          "name": "Transversus abdominis plane block (TAP BLOCK)",
          "type": "PROCEDURE"
        },
        {
          "name": "Instillation of surgical site with local anesthetic.",
          "type": "PROCEDURE"
        },
        {
          "name": "Opioid IV medications (Control)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Indiana University",
      "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": 75,
      "start_date": "2013-11",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2018-06-06",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02036983"
    },
    {
      "nct_id": "NCT03022279",
      "title": "Nerve Blocks vs Local Injections for Post-op Pain Prevention in Laparoscopic Cholecystectomy in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Laparoscopic Cholecystectomy"
      ],
      "interventions": [
        {
          "name": "TAP Blocks",
          "type": "PROCEDURE"
        },
        {
          "name": "local wound infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brian Wallace Gray",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 87,
      "start_date": "2017-01-06",
      "completion_date": "2022-09",
      "has_results": false,
      "last_update_posted_date": "2023-03-03",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03022279"
    },
    {
      "nct_id": "NCT02164929",
      "title": "Comparison Study of Transversus Abdominal Plane, Paravertebral and Epidural Blocks in Laparoscopic Colectomy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Laparoscopic Colorectal Resection"
      ],
      "interventions": [
        {
          "name": "TAP block",
          "type": "PROCEDURE"
        },
        {
          "name": "Epidural",
          "type": "PROCEDURE"
        },
        {
          "name": "Paravertebral block",
          "type": "PROCEDURE"
        },
        {
          "name": "Acetaminophen 1g IV",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone 4mg",
          "type": "DRUG"
        },
        {
          "name": "Midazolam up to 2mg",
          "type": "DRUG"
        },
        {
          "name": "Propofol 1-2.5 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Sevoflurane to keep a bispectral index of between 40-60",
          "type": "DRUG"
        },
        {
          "name": "Local infiltration with 10 mL of plain ropivacaine 0.25%",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2013-12",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2017-09-25",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02164929"
    },
    {
      "nct_id": "NCT02712151",
      "title": "Efficacy of Transversus Abdominis Plane Block for Laparoscopic Cholecystectomy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Abdominal Wall Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Surgical infiltration",
          "type": "PROCEDURE"
        },
        {
          "name": "Sterile saline",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine 0.2%",
          "type": "DRUG"
        },
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "Ropivacaine 0.5%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2024-03-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-08",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02712151"
    },
    {
      "nct_id": "NCT01204892",
      "title": "Pain After Laparoscopic Cholecystectomy With Bilateral Tranversus Abdominis Plane (TAP) Block Versus Local Anesthetic Infiltration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "TAP Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Local infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 80,
      "start_date": "2010-09",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-07-12",
      "last_synced_at": "2026-10-07T13:35:40.071Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01204892"
    }
  ]
}