在法医实践中,螺丝刀形成的损伤十分少见,现将笔者所见2例报道如下,并就其损伤的特征、鉴定予以剖析.1 案例资料案例1 1994年11月11日,某港埠公司货场运煤火车箱内发现一具无名男尸,系他人用重量不大、质地坚硬、形态不规则的砖石类钝性物体多次打击头部,致使颅脑损伤,脑疝形成而死亡.该尸头颅右颞部有一长方形创口,大小为0.7cm×0.3cm,创缘较整齐,创周镶边状表皮剥脱皮下出血宽0.1cm,其下颅前窝颞岩底部 In the forensic practice, the screwdriver injury is very rare, I now see 2 cases reported as follows, and its characteristics of the injury, identification to be analyzed .1 case data case 1 November 11, 1994, a port company freight yard An unnamed man was found in a coal train box, which was hit by many other masonry, blunt objects with little weight, hard texture and irregular shape, causing head injury and hernia formation. The right temporal cranium has a rectangular wound, the size of 0.7cm × 0.3cm, wound edge more neatly, a week around the skin-like epidermal stripping subcutaneous bleeding 0.1cm wide, the lower part of the skull under the temporal fossa rock