英语语法分析

Methods 18 cases were treated with this method. The mixture of autogenous periosteous pieces and crushed bones were implanted into the bone defect after curettage of the focus.

方法对18例骨肿瘤及瘤样病变患者行病灶刮除，自体骨泥混入骨膜碎片修复骨缺损。