[Extensive pressure-releasing laminectomy].
D005500:Follow-Up Studies; D006470:Hemorrhage / Q000517:prevention & control; D006801:Humans; D007430:Intraoperative Care; D007796:Laminectomy / Q000379:methods*; D008022:Ligaments / Q000601:surgery; D008297:Male; D008875:Middle Aged; D009999:Ossification, Heterotopic / Q000601:surgery; D011182:Postoperative Care; D011183:Postoperative Complications / Q000517:prevention & control; D011187:Posture; D011312:Pressure; D013122:Spinal Diseases / Q000601:surgery