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B I Simon1, A L Zatcoff, J J W Kong
1New Jersey Dental School, USA. simonbi@umdnj.edu
The Open Dentistry Journal
|June 23, 2009
Summary
Platelet-rich fibrin matrix (PRFM) significantly enhanced healing in canine extraction sockets compared to bone grafts. PRFM alone promoted faster osseous fill, suggesting its potential as a superior graft for ridge preservation.
Area of Science:
- Periodontology
- Regenerative Medicine
- Biomaterials
Background:
- Platelet-rich plasma (PRP) shows promise for ridge preservation due to its growth factors.
- Platelet-rich fibrin matrix (PRFM) is being investigated for enhanced wound healing.
- Comparing PRFM to traditional bone grafts is crucial for optimizing ridge preservation techniques.
Purpose of the Study:
- To evaluate the efficacy of PRFM in promoting healing of extraction sockets in a canine model.
- To compare the healing response of PRFM-treated sites with sites treated with Demineralized Freeze-Dried Bone Allograft (DFDBA) and untreated controls.
- To assess the potential of PRFM as a standalone graft for ridge preservation.
Main Methods:
- Four canine extraction sockets were treated with PRFM, PRFM with membrane, DFDBA with membrane, PRFM with DFDBA, or left untreated.
- Clinical and histological evaluations were conducted at multiple time points: 10 days, 2, 3, 6, and 12 weeks.
- Healing progression and bone regeneration were assessed histologically.
Main Results:
- PRFM and PRFM with membrane treatments demonstrated accelerated osseous fill by 3 weeks.
- Sites treated with DFDBA showed minimal new bone formation at 6 weeks, with particles still present at 12 weeks.
- PRFM-treated sites exhibited faster healing and complete osseous fill by 12 weeks.
Conclusions:
- Platelet-rich fibrin matrix (PRFM) alone may be the optimal graft material for ridge preservation.
- PRFM facilitates faster healing compared to DFDBA.
- Utilizing PRFM may eliminate the need for barrier membranes, simplifying procedures.
