| 摘要 |
<p>A prosthetic implant for vertebral interbody fusion and an apparatus for inserting the implant into a fitting space formed between adjoining vertebrae are disclosed. The prosthetic implant includes an implant body having a curved polygonal column shape, which has an inner passage formed therethough and a plurality of through holes communicated with the inner passage, and which has a plurality of locking protrusions as its outer surface to be in contact with the adjoining vertebrae, a front head connected to the implant body and adapted to be first inserted the fitting space, and a rear tail connected to a rear end of the implant body and adapted to be coupled to an inserting apparatus in a surgical operation. The apparatus includes an outer rod having a longitudinal internally threaded hole formed therein, an inner rod screwed into the internally threaded hole of the outer rod, and a connecting member coupled at its front end to the coupling portion of the prosthetic implant and at its rear end to the inner rod, which is movable by cooperation of the outer and inner rods.</p> |
