Why does controlling circumferential force matter in the treatment of pelvic fractures?At the time of initial evaluation, the exact type of fracture is usually unknown. In some cases, too little force will not close or stabilize the fracture; in others, too much force can collapse the pelvic ring. The SAM® Pelvic Sling II stands alone as the only pelvic binder preprogrammed to apply the safe and correct force for all pelvic fractures.