Hollow rivet

The utility model discloses a hollow rivet, it includes the cavity nail body, nail body one end sets up the front end screw, the other end be interior hexagon interface, follow closely internal well cavity for hexagonal column appear in the cavity, cavity and interior hexagon interface had a perfect understanding during hexagonal column appeared, this hollow rivet mainly used femoral neck fracture operation when getting the screw, inside the spiral shell sword can stretch into hollow rivet, has the better power of controlling to the screw is whole, does benefit to hollow rivet and takes out, can eliminate and get the harm of nail operation to union department. 本实用新型公开了种空心钉，其包括中空钉体，钉体端设置前端螺纹，另端为内六角形接口，钉体内的中空腔为六角柱形中空腔，六角柱形中空腔与内六角形接口贯通；该空心钉主要用于股骨颈骨折手术，取镙钉时,螺刀可伸入空心钉内部，对螺钉整体有更好的把持力，利于空心钉取出，能消除取钉操作对骨折愈合处的损害。