{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=8",
    "query": {
      "intervention": "Observation only",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 878,
    "total_pages": 88,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T07:05:02.351Z",
  "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": "NCT05504499",
      "title": "REFINE Study: A Study In a Novel Interspinous Fusion Device In Subjects With Low Back Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lumbar Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "Interspinous Fusion",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Pacific Research Institute",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-03-19",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2022-08-18",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 10,
      "location_summary": "Santa Rosa, California • Jupiter, Florida • Slidell, Louisiana + 6 more",
      "locations": [
        {
          "city": "Santa Rosa",
          "state": "California"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        },
        {
          "city": "Slidell",
          "state": "Louisiana"
        },
        {
          "city": "Oxon Hill",
          "state": "Maryland"
        },
        {
          "city": "Henderson",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05504499"
    },
    {
      "nct_id": "NCT07306338",
      "title": "Patient Interest in an Integrative Oncology Program at USC Norris Cancer Center: A Single-Institution Needs Assessment",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic and Lymphatic System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Non-Interventional Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2025-12-15",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07306338"
    },
    {
      "nct_id": "NCT03841864",
      "title": "Ultrasound Guided Peripheral IV Insertion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia"
      ],
      "interventions": [
        {
          "name": "IV placement using ultrasound guidance vs traditional method",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cedars-Sinai 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": 667,
      "start_date": "2019-01-21",
      "completion_date": "2022-05-13",
      "has_results": false,
      "last_update_posted_date": "2022-05-17",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03841864"
    },
    {
      "nct_id": "NCT04381117",
      "title": "Long-term Durability Study of Collagenase Clostridium Histolyticum (CCH)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Edematous Fibrosclerotic Panniculopathy"
      ],
      "interventions": [
        {
          "name": "Previously Treated with EN3835",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 7,
      "start_date": "2020-05-06",
      "completion_date": "2020-06-22",
      "has_results": false,
      "last_update_posted_date": "2024-01-02",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 4,
      "location_summary": "Clearwater, Florida • Coral Gables, Florida • Washington, Missouri + 1 more",
      "locations": [
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Washington",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04381117"
    },
    {
      "nct_id": "NCT05622682",
      "title": "Vaccine Immune Recovery After Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Lymphoblastic Leukemia, Pediatric"
      ],
      "interventions": [
        {
          "name": "Observational only: Serology and flow cytometry for ALL cohort participants",
          "type": "OTHER"
        },
        {
          "name": "Observational only: Infection rates",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "31 Years",
        "sex": "ALL",
        "summary": "3 Years to 31 Years"
      },
      "enrollment_count": 89,
      "start_date": "2022-09-28",
      "completion_date": "2025-11-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Grand Rapids, Michigan • Philadelphia, Pennsylvania + 3 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05622682"
    },
    {
      "nct_id": "NCT03922490",
      "title": "Lipogems Prospective Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Lipogems Device PLUS debridement",
          "type": "DEVICE"
        },
        {
          "name": "Debridement only",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 2,
      "start_date": "2019-11-11",
      "completion_date": "2020-02-27",
      "has_results": true,
      "last_update_posted_date": "2023-02-10",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03922490"
    },
    {
      "nct_id": "NCT07611448",
      "title": "Blastocyst AI Assisted Morphokinetics in ART",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infertility Assisted Reproductive Technology",
        "Infertility (IVF Patients)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Viable Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 1000,
      "start_date": "2026-03-05",
      "completion_date": "2029-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-28",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 1,
      "location_summary": "Clovis, California",
      "locations": [
        {
          "city": "Clovis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07611448"
    },
    {
      "nct_id": "NCT03200626",
      "title": "Observational Study to Evaluate Hematopoietic Progenitor Cell Mobilization in Patients With Newly Diagnosed Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Myeloma",
        "Bone Marrow Transplant Complications"
      ],
      "interventions": [
        {
          "name": "Autologous hematopoietic cell transplant",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 750,
      "start_date": "2017-06-01",
      "completion_date": "2022-10-31",
      "has_results": false,
      "last_update_posted_date": "2023-03-28",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03200626"
    },
    {
      "nct_id": "NCT04698278",
      "title": "Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract",
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "PanOptix Trifocal Intraocular Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Parkhurst NuVision Clinical Research LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-03-08",
      "completion_date": "2022-07-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-17",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04698278"
    },
    {
      "nct_id": "NCT04001413",
      "title": "Therapy for High-Risk HPV 16-Positive Oropharynx Cancer Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HPV Positive Oropharyngeal Squamous Cell Carcinoma",
        "Oropharynx Cancer",
        "HPV-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "MEDI0457",
          "type": "DRUG"
        },
        {
          "name": "Durvalumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-09-17",
      "completion_date": "2021-03-25",
      "has_results": false,
      "last_update_posted_date": "2022-07-29",
      "last_synced_at": "2026-10-30T07:05:02.351Z",
      "location_count": 4,
      "location_summary": "Baltimore, Maryland • New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04001413"
    }
  ]
}