Fig. 1From: Revision surgery for instrumentation failure after total en bloc spondylectomy: a retrospective case seriesSchema of revision surgery after instrumentation failure. a The scar tissue of the resected vertebral area and the adjacent laminae are exposed. b Fresh autologous bone strut graft harvested from the iliac crest is placed on the scar tissue of the resected vertebral area to form a bridge between the adjacent laminae. c To increase stability, additional rods are appliedBack to article page