{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Post+Surgical+Pain&page=4",
    "query": {
      "condition": "Chronic Post Surgical Pain",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 125,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Post+Surgical+Pain&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Post+Surgical+Pain&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T03:46:58.899Z",
  "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": "NCT05306665",
      "title": "PREventing Pain After Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Back",
        "Spinal Stenosis",
        "Disc Herniation",
        "Spondylosis",
        "Spondylolisthesis",
        "Back Injuries"
      ],
      "interventions": [
        {
          "name": "ACT intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2023-01-13",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Chestnut Hill, Massachusetts",
      "locations": [
        {
          "city": "Chestnut Hill",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05306665"
    },
    {
      "nct_id": "NCT06949007",
      "title": "Yoga for Persistent Post-Surgical Pain (PPSP)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Persistent Post-surgical Pain"
      ],
      "interventions": [
        {
          "name": "Yoga",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Chronic Pain Health Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-03-12",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06949007"
    },
    {
      "nct_id": "NCT01731873",
      "title": "Patient Controlled Analgesia Pharmacogenetic Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 182,
      "start_date": "2012-01-17",
      "completion_date": "2019-04-30",
      "has_results": false,
      "last_update_posted_date": "2020-09-03",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01731873"
    },
    {
      "nct_id": "NCT02936271",
      "title": "Efficacy of Vasculera in Prevention on Post-op Pain and Edema Following Lower Extremity Venous Treatment in the Outpatient Setting",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Venous Insufficiency of Leg",
        "Venous Reflux",
        "Varicose Veins",
        "Lower Extremity Edema Chronic"
      ],
      "interventions": [
        {
          "name": "Vasculera",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Corewell Health West",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-10",
      "completion_date": "2017-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-11-23",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Grand Rapids, Michigan",
      "locations": [
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02936271"
    },
    {
      "nct_id": "NCT04681183",
      "title": "Pilot Study Evaluating Neuro-Imaging Correlates of Epigenetic Finding in Prediction of Chronic Postsurgical Pain",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Post-surgical Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2020-12-14",
      "completion_date": "2024-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04681183"
    },
    {
      "nct_id": "NCT06583395",
      "title": "Quest to Analyze One Thousand Humans Meditating",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyotrophic Lateral Sclerosis (ALS)",
        "Angina, Stable",
        "Anxiety",
        "Asthma",
        "Atrial Fibrillation",
        "Cancer Brain",
        "Cancer, Breast",
        "Cancer Colon",
        "Cancer, Lung",
        "Cancer, Ovarian",
        "Cancer Prostate",
        "Cancer Skin",
        "Throat Cancer",
        "Lymphoma",
        "Cancer, Thyroid",
        "Cancer, Other",
        "Cerebral Palsy",
        "Chronic Fatigue Syndrome",
        "Cluster Headache",
        "Chronic Obstructive Pulmonary Disease (COPD)",
        "Chronic Kidney Diseases",
        "Crohn Disease",
        "Deafness",
        "Depression",
        "Diabetes",
        "Eczema",
        "Epilepsy",
        "Fibroids",
        "Fibromyalgia",
        "Heart Failure",
        "Hypertension",
        "Hyperthyroidism",
        "Hypothyroidism",
        "Irritable Bowel Syndrome (IBS)",
        "Infertility",
        "Lyme Disease",
        "Macular Degeneration",
        "Migraine",
        "Multiple Allergies",
        "Multiple Sclerosis",
        "Osteoarthritis",
        "Osteoporosis",
        "Ovarian Cysts",
        "Parkinson Disease",
        "Phantom Limb Pain",
        "Psoriasis",
        "Post Traumatic Stress Disorder (PTSD)",
        "Rheumatoid Arthritis",
        "Sjogrens Disease",
        "Spinal Cord Injury",
        "Spinal Stenosis",
        "Stroke",
        "Tension Headache",
        "Tinnitus",
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Advanced multi-component meditation practice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Tobias Moeller-Bertram",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2021-12-05",
      "completion_date": "2025-03-25",
      "has_results": false,
      "last_update_posted_date": "2024-11-01",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Palm Desert, California",
      "locations": [
        {
          "city": "Palm Desert",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06583395"
    },
    {
      "nct_id": "NCT03655600",
      "title": "Acupressure for Pain and Opioid Use Among Breast Cancer Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Fatigue",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Self-administered acupressure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "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": 8,
      "start_date": "2018-09-17",
      "completion_date": "2019-10-17",
      "has_results": false,
      "last_update_posted_date": "2019-10-25",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03655600"
    },
    {
      "nct_id": "NCT01320150",
      "title": "Risk Factors and Mechanisms for Persistent Postsurgical Pain After Total Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Persistent Postsurgical Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 311,
      "start_date": "2011-03",
      "completion_date": "2018-04",
      "has_results": true,
      "last_update_posted_date": "2021-09-23",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01320150"
    },
    {
      "nct_id": "NCT05304286",
      "title": "Psychophysical and Neural Mechanisms Contributing to Chronic Post-Surgical Pain in Adolescents and Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Post-surgical Pain"
      ],
      "interventions": [
        {
          "name": "Acceptance and Commitment Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2022-04-07",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05304286"
    },
    {
      "nct_id": "NCT05754190",
      "title": "Assessing Symptom and Mood Dynamics in Pain Using the Smartphone Application SOMA",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Pain",
        "Acute Pain",
        "Post Operative Pain",
        "Fibromyalgia, Primary",
        "Fibromyalgia, Secondary",
        "Fibromyalgia",
        "Irritable Bowel Syndrome",
        "Chronic Headache Disorder",
        "Chronic Migraine",
        "Chronic Pelvic Pain Syndrome",
        "Temporomandibular Joint Disorders",
        "Endometriosis-related Pain",
        "Arthritis",
        "Chronic Low-back Pain",
        "Failed Back Surgery Syndrome",
        "Post Herpetic Neuralgia",
        "Neuropathic Pain",
        "Painful Diabetic Neuropathy",
        "Painful Bladder Syndrome",
        "Trauma-related Wound",
        "Trauma, Multiple",
        "Chronic Pain Syndrome",
        "Chronic Shoulder Pain"
      ],
      "interventions": [
        {
          "name": "SOMA pain manager smartphone application",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 800,
      "start_date": "2023-06-20",
      "completion_date": "2026-05-30",
      "has_results": false,
      "last_update_posted_date": "2025-09-19",
      "last_synced_at": "2026-10-07T03:46:58.899Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05754190"
    }
  ]
}