With the mini-open technique, a longitudinal, paramedian incision is placed slightly lateral to the lateral edge of the pedicles. 小切口技术在椎弓根外侧缘轻微偏外的纵行旁正中进行切口。
"Paramedian incision+ drilling by the upper edge of transverse sinus" was adopted in the cases with hematoma ﹤ 10 mL; 血肿<10mL者采用旁正中切口+窦上缘旁钻孔术。