Application of Ganz fixator (see text). A, Nail insertion site. B, Steinmann pins are inserted, and free sliding of side arm is ensured. C, Pins are driven approximately 1 cm into bone. D, Driving threaded bolts inward applies compression to close diastasis and stabilize posterior pelvic ring. E, Crossbar can be rotated to allow laparotomy or access to proximal femur. (Courtesy of R. Ganz, MD.) SEE TECHNIQUE 56.7.