Knee-chest support for lumbosacral operations.
D006801:Humans; D007796:Laminectomy; D008161:Lumbosacral Region / Q000601:surgery*; D008722:Methods; D011187:Posture; D011859:Radiography; D013123:Spinal Fusion; D013523:Surgical Equipment; D014682:Vena Cava, Inferior / Q000000981:diagnostic imaging