PRF-BOX (Fibrin Compressor - Platelet / Rich / Fibrin)The Character of PRF Box Prevent infection by not using gauze Growth factor collected by PRF Box and used in bone grafting is helpful in the formation of new bone Direction of Use Draw 5cc blood from patients Extract PRF gel by centrifuging the blood sample Put the yellow part of PRF gel into the PRF Box and press by the weighted lid Use PRF membrane which has been separated from the liquid