The avulsed skin regrafted in situ using traditional methods was done in the control group (21 cases).
对照组2 1例，应用传统的方法将撕脱皮肤原位游离植皮。
2
Objective To evaluate the effect of regrafted laminae and transpedicular screw system integrated fixation for lumbar spondylolisthesis associated with neurological injury.