{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Ridge+Preservation&page=2",
    "query": {
      "condition": "Ridge Preservation",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Ridge+Preservation&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T14:07:57.384Z",
  "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": "NCT02532543",
      "title": "Comparative Volumetric Assessment of Alveolar Ridge Preservation Utilizing Different Bone Grafting Materials",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tooth Fractures",
        "Tooth Injuries",
        "Tooth Diseases"
      ],
      "interventions": [
        {
          "name": "Allograft, Membrane",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Alloplast, Membrane",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Xenograft, Membrane",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Membrane",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 16,
      "start_date": "2016-04",
      "completion_date": "2018-02-12",
      "has_results": true,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532543"
    },
    {
      "nct_id": "NCT06275789",
      "title": "Mix of Demineralized Freeze-Dried Bone Allograft and Deproteinized Bovine Bone Mineral: a Possible Solution for Alveolar Ridge Preservation?",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alveolar Ridge Preservation",
        "Dental Extraction",
        "Bone Graft"
      ],
      "interventions": [
        {
          "name": "Alveolar ridge preservation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Nova Southeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2024-01-26",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2025-09-12",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06275789"
    },
    {
      "nct_id": "NCT02707536",
      "title": "Influence of Platelet-Rich Fibrin on Post-extraction Alveolar Ridge Healing/Preservation as a Stand-alone or Adjunct to Particulate Graft",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Extraction Socket Healing",
        "Alveolar Ridge Preservation"
      ],
      "interventions": [
        {
          "name": "Socket grafting with PRF",
          "type": "PROCEDURE"
        },
        {
          "name": "Socket grafting with bone graft",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2014-05",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02707536"
    },
    {
      "nct_id": "NCT04338516",
      "title": "Ridge Preservation Using a Ossix™ Bone vs Bio-Oss® Collagen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "TEETH EXTRACTION"
      ],
      "interventions": [
        {
          "name": "Ossix™ Bone",
          "type": "DEVICE"
        },
        {
          "name": "Bio-Oss® Collagen",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Datum Dental LTD",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2019-11-01",
      "completion_date": "2022-03-10",
      "has_results": true,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04338516"
    },
    {
      "nct_id": "NCT06624982",
      "title": "Determinants of Bone Dimensional Changes After Extraction and Alveolar Ridge Preservation",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alveolar Bone Grafting",
        "Bone Healing",
        "Tooth Extraction Site Healing",
        "Wound Healing"
      ],
      "interventions": [
        {
          "name": "observational study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Marquette 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": 160,
      "start_date": "2025-10-08",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-17",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06624982"
    },
    {
      "nct_id": "NCT04133363",
      "title": "To Compare Ridge Preservation Technique Using Leukocyte Platelet Rich Fibrin (L-PRF) and Freeze-dried Bone Allograft (FDBA) Layered Technique vs L-PRF/FDBA and L-PRF Alone in Influencing Quantity and Quality of New Bone Formation in Grafted Extraction Sockets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ridge Preservation"
      ],
      "interventions": [
        {
          "name": "Ridge preservation using L-PRF/FDBA layered technique",
          "type": "PROCEDURE"
        },
        {
          "name": "Ridge preservation using L-PRF/FDBA",
          "type": "PROCEDURE"
        },
        {
          "name": "Ridge preservation using L-PRF",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 30,
      "start_date": "2020-06-15",
      "completion_date": "2023-01-31",
      "has_results": true,
      "last_update_posted_date": "2024-09-26",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04133363"
    },
    {
      "nct_id": "NCT02798887",
      "title": "Ridge Preservation Comparing the Healing With or Without a Barrier Membrane",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Jaw, Edentulous, Partially"
      ],
      "interventions": [
        {
          "name": "Ridge preservation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2016-08-24",
      "completion_date": "2017-05-18",
      "has_results": false,
      "last_update_posted_date": "2020-09-10",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02798887"
    },
    {
      "nct_id": "NCT07281053",
      "title": "E-PRF vs Collagen Membranes in Ridge Preservation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ridge Preservation"
      ],
      "interventions": [
        {
          "name": "Barrier membrane for ridge preservation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Center for Advanced Rejuvenation and Esthetics",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 55,
      "start_date": "2025-02-20",
      "completion_date": "2025-11-06",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Sarasota, Florida",
      "locations": [
        {
          "city": "Sarasota",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07281053"
    },
    {
      "nct_id": "NCT01900964",
      "title": "Ridge Preservation Comparing a PTFE Nonresorbable Membrane to a Collagen Membrane",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Clinical Efficacy"
      ],
      "interventions": [
        {
          "name": "PTFE membrane",
          "type": "PROCEDURE"
        },
        {
          "name": "Collagen membrane",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2012-10",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2016-12-08",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Louisvile, Kentucky",
      "locations": [
        {
          "city": "Louisvile",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01900964"
    },
    {
      "nct_id": "NCT03769376",
      "title": "Histologic Comparison of Healing After Tooth Extraction With Ridge Preservation Using Two Different Xenografts",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Partial Edentulism"
      ],
      "interventions": [
        {
          "name": "Bio-Oss®",
          "type": "DEVICE"
        },
        {
          "name": "Salvin-Oss®",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 38,
      "start_date": "2019-05-22",
      "completion_date": "2021-03-15",
      "has_results": true,
      "last_update_posted_date": "2021-12-15",
      "last_synced_at": "2026-06-10T14:07:57.384Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03769376"
    }
  ]
}