Orthopedic screw placement device and system

The invention relates to an orthopedic screw placement device and system which comprises a power drill mechanism and a feeding mechanism; a surgical tool is mounted on the power drill mechanism; the power drill mechanism comprises a motor, and the surgical tools is driven by the motor to rotate; the feeding mechanism comprises a bottom plate, a linear motor and a linear guide rail, wherein the linear motor and the linear guide rail are installed on the bottom plate; and the feeding mechanism is connected with the power drill mechanism, and the power drill mechanism is driven by the linear motor to do linear reciprocating motion along the linear guide rail, so that the feeding motion of the surgical tool is realized. The orthopedic implantation surgery operation system comprises the orthopedic screw placement device and a computing device and/or a control center connected with the orthopedic screw placement device so as to obtain information of the orthopedic screw placement device, carry out information proce