Guide plate is according to the needs of the operation and the use of computer-aided design (ComputerAidedDesign, CAD), 3D printing preparation of a personalized surgical instruments, for the operation of the accurate positioning of the location of the point, line, direction and depth. 3D printing technology as a concentrated embodiment of the digital technology is the realization of a variety of orthopaedic surgery individualized, accurate and effective means. and precision of the effective means.