Pelvic fractures that are treatable without surgery are treated with bed rest.

http://en.wikipedia.org/wiki/Pelvic_fracture

 Rehabilitation
Pelvic fractures that are treatable without surgery are treated with bed rest. Once the fracture has healed enough, rehabilitation can be started with first standing upright with the help of a physical therapist, followed by starting to walk using a walker and eventually progressing to a cane.