Acetabular distraction. Acetabular reamer in place while discontinuity is tensioned with distraction device. (From Sheth NP, Melnic CM, Paprosky WG: Acetabular distraction: an alternative for severe acetabular bone loss and chronic pelvic discontinuity, Bone Joint J 96-B[11 Suppl A]:36, 2014.) SEE TECHNIQUE 3.27.