The fixation of the lumbar spine is a type recommended for the treatment of fractures, degenerative instability, tumors and other medical conditions that prevent lumbar spine surgery is stable. This is the latest hopeful as when other treatments (such as belts, massage, postural improvement measures, anti-inflammatory and acquisition of appropriate weight) have not borne fruit. Is the assessment of the lumbar spine using bone grafts from the patient to be placed with the help of metal implants, among which the pedicle screws. It is a delicate surgery that usually takes four to six hours and is performed mostly under general anesthesia. It specifies rehabilitation intervention complementary to surgery.