Platelet-Rich Fibrin + Bone Graft

Platelet-rich fibrin (PRF) combined with bone graft material is a regenerative therapy used primarily in oral and maxillofacial surgery to enhance bone healing and regeneration. This combination creates what is sometimes called "sticky bone" that is easier to manipulate during surgical procedures. ## What is Platelet-Rich Fibrin + Bone Graft? Platelet-rich fibrin (PRF) is an autologous biomaterial derived from the patient's own blood. It consists of a dense fibrin scaffold containing platelets, leukocytes, cytokines, and circulating stem cells. When combined with bone graft materials, it creates a bioactive composite that accelerates healing and promotes bone regeneration. The process involves: 1. Drawing a small amount of the patient's blood 2. Centrifuging the blood to separate components (without adding anticoagulants) 3. Extracting the PRF layer 4. Mixing it with bone graft material or using it as a membrane over bone grafts ## Clinical Applications This combination is primarily used in: - Socket preservation after tooth extraction - Ridge augmentation procedures - Sinus lift procedures - Implant placement - Periodontal surgery - Repair of bone defects ## Benefits The PRF + bone graft combination offers several advantages: - Accelerated healing (sites often appear 3-4 weeks ahead in healing timeline) - Enhanced bone regeneration - Reduced post-operative pain and swelling - Decreased risk of complications like dry socket - Improved handling characteristics of bone graft material - Continuous release of growth factors over 7+ days - Completely autologous (reducing risk of rejection) ## Mechanism of Action PRF enhances bone regeneration through multiple mechanisms: - Provides a scaffold for cell migration and proliferation - Releases growth factors that stimulate angiogenesis, chemotaxis, and cell proliferation - Promotes osteogenesis through stimulation of cell differentiation and mineralization - Creates a favorable environment for bone formation This combination therapy represents an advancement in regenerative dentistry, utilizing the patient's own biological materials to enhance surgical outcomes and reduce recovery times[1][3][5][6].

Other names

Sticky Bone