Fig. 1From: Comparison between harvesting and preserving the spinous process for adolescent idiopathic scoliosisa Harvesting group: Resecting the spinous process (arrow) as additional local bone graft. Note: The most cephalad and caudal vertebra (arrow head) were spared to avoid jeopardizing the posterior complex of un-fused segments. b Preserving group: Preserving the spinous process, supraspinous ligament and interspinous ligament (arrow)Back to article page