Platelet rich plasma (PRP) is a concentrated aggregate of platelets and plasma extracted from autologous blood through centrifugation, i.e., plasma with platelet concentration the basic value. Platelets in PRP can release a variety of growth factors and cytokines after activation, including PDGF, TGF, etc. After being activated, it can promote cell migration, division, differentiation, tissue angiogenesis, extracellular matrix synthesis, and vascular repair of damaged tissues, which has the effect of accelerating tissue regeneration and improving tissue repair.

At present, PRP is used in many fields such as acute injuries, chronic refractory wound repair, sports injuries, bone injuries, medical aesthetics and plastic surgery, etc., which has a good clinical application prospects