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Mandibular bone deficit with a histologic study in man.

Sabrina Pappalardo1, Orazio A Baglio, Roberto F Grassi

  • 1Department of Dental Prosthesis, Faculty of Medicine, University of Catania, Italy.

The Journal of Craniofacial Surgery
|February 9, 2005
PubMed
Summary
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This study shows a new hydroxyapatite material shows promise for regenerating grade 3 mandibular furcation defects. Histologic analysis revealed initial bone, cementum, and periodontal ligament formation.

Area of Science:

  • Periodontology
  • Biomaterials Science
  • Regenerative Medicine

Background:

  • Grade 3 mandibular furcation defects pose significant treatment challenges.
  • Alloplastic materials are explored for regenerative periodontal therapy.
  • Novel hydroxyapatite with nanometric granules offers unique properties.

Observation:

  • A novel hydroxyapatite biomaterial with low density, crystallinity, and nanometric granule size was investigated.
  • The material was surgically placed in a human patient's grade 3 mandibular furcation defect following root debridement and tetracycline conditioning.
  • Clinical probing depths and histologic analysis were performed six months post-surgery.

Findings:

  • Histologic examination revealed moderate, initial formation of new bone tissue, periodontal ligament, and radicular cement within the furcation defect.

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  • Clinical assessment indicated potential benefits, though further evaluation is needed.

    • Implications:

    • This new hydroxyapatite demonstrates potential as an effective alloplastic material for treating mandibular furcation defects.
    • Further clinical studies are warranted to validate its long-term efficacy and regenerative capacity in periodontal therapy.