Characterization of Leukocyte-platelet Rich Fibrin, A Novel Biomaterial

作者： Parthasarathy Madurantakam1, Suyog Yoganarasimha2, Fadi K. Hasan3 1Department of General Practice,School of Dentistry, Virginia Commonwealth University, 2Department of Biomedical Engineering,Virginia Commonwealth University, 3Department of Periodontics, School of Dentistry,Virginia Commonwealth University

简介：

Overview

This article presents a protocol for the chair-side generation of leukocyte-platelet rich fibrin (L-PRF) and evaluates its mechanical properties. L-PRF is an FDA cleared preparation of autologous platelet concentrates known for its unique fibrin architecture and growth factor content.

Key Study Components

Area of Science

• Neuroscience
• Biology
• Regenerative Medicine

Background

• L-PRF is derived from whole blood without anticoagulants.
• It features a natural 3D fibrin matrix.
• The technique preserves the composition and coagulability of blood.
• It offers advantages over traditional platelet-rich plasma methods.

Purpose of Study

• To generate and characterize L-PRF.
• To assess its mechanical properties.
• To demonstrate the effects of genin crosslinking on biological stability.

Methods Used

• Collection of whole blood into a red top tube.
• Immediate centrifugation to separate components.
• Gentle compression of L-PRF for 30 seconds.
• Assessment of mechanical properties via uniaxial tensile testing and suture retention strength.

Main Results

• L-PRF exhibits unique mechanical properties.
• Genin crosslinking enhances biological stability.
• The method maintains the natural composition of blood.
• L-PRF shows superior characteristics compared to existing methods.

Conclusions

• L-PRF is a viable option for regenerative applications.
• The protocol allows for easy chair-side preparation.
• Further studies may explore additional applications of L-PRF.

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