Intelligence Profile
Research Papers
Research Papers and Clinical Trials
Recent research on platelet-rich fibrin (PRF) spans multiple medical specialties, with the majority focusing on dental and oral surgical applications. The evidence base includes both preclinical studies and completed clinical trials, though sample sizes and methodological details are limited in the available abstracts.
Dental and Periodontal Applications
Several studies have examined PRF's effectiveness in periodontal treatment. A systematic review and meta-analysis evaluated leukocyte and platelet-rich fibrin (L-PRF) as an adjunct to open flap debridement for periodontal intrabony defects, though specific findings are not detailed in the available information. A randomized controlled clinical study assessed the effects of leukocyte-platelet-rich fibrin in periodontal surgery on clinical parameters and patient-reported outcomes, but sample size and results are not provided.
A comparative clinical evaluation examined demineralized freeze-dried bone allograft (DFDBA) alone versus DFDBA combined with platelet-rich fibrin membrane for managing intrabony defects, positioning this approach as a step toward enhanced periodontal regeneration.
Implant Dentistry and Bone Regeneration
Research has explored PRF variants in implant-related procedures. One retrospective CBCT-based comparison study evaluated immediate implant placement in thin buccal bone phenotype, comparing demineralized bovine bone mineral (DBBM) with H-PRF bone block. A case report described a two-stage lateral sinus lift using Alb-PRF gel for enhancing bone regeneration.
Other Medical Applications
Beyond dentistry, PRF research extends to other areas. An animal study using a rabbit model investigated the combined effects of leukocyte-platelet rich fibrin and chitosan on colon anastomosis healing. A case series examined intra-articular injection of injectable platelet-rich fibrin (i-PRF) for managing internal derangement of the temporomandibular joint.
Clinical Trials
Multiple completed clinical trials have investigated PRF applications, including treatment of gingival recessions, diabetic foot ulcers (Phase 4 trial), palatal wound healing compared to hyaluronic acid dressings (Phase 4 trial), and post-extraction healing complications. One active trial is examining the regenerative ability of immature necrotic permanent teeth using different scaffolds.
Study Limitations
The available evidence summaries lack crucial details including sample sizes, specific outcome measures, follow-up periods, and detailed results. Most studies appear to be small-scale investigations or case reports, limiting the ability to draw definitive conclusions about PRF's clinical effectiveness across different applications.
This synthesis is based on study titles and limited abstract information. Full study details, including methodology, sample sizes, and complete results, would be needed for a comprehensive evaluation of the evidence quality and clinical significance.