Novel reciprocating type electric retractor for orthopedics department

The utility model relates to the technical field of medical apparatus and instruments, in particular to a novel reciprocating type electric retractor for the orthopedics department. The novel reciprocating type electric retractor comprises a left fixed frame, a right fixed frame, a rolling-drawing machine, a traction hook, a steering wheel, a reciprocating wheel and a traction rope, wherein fastening bolts are arranged on the left fixed frame and the right fixed frame; the left fixed frame is provided with an external power line on the side surface, and the rolling-drawing machine is fixed at the top of the left fixed frame; the right fixed frame is provided with the traction hook which is fixed on the side surface, and provided with the steering wheel and the reciprocating wheel which are arranged at the top; the traction hook is fixedly connected with one end of the traction rope, and other end of the traction rope is wound on the rolling-drawing machine; and the middle section of the traction rope is faste