Long hook type screw with tail cap for orthopaedic operation

The invention discloses a long hook type screw with a tail cap for orthopaedic operation, comprising a cylindrical hollow plastic jacket, wherein a titanium screw is arranged in the plastic jacket, a memory alloy hook is arranged at the front end of the titanium screw, and a screw cap and a gasket are arranged at the tail end of the titanium screw. The long hook type screw with a tail cap for orthopaedic operation provided by the invention is simple in structure and easy to manufacture, one end is provided with the memory alloy hook which can soften when soaked in ice water and be molded, theoperation is easy and simple, effectively reduces damage and consumes less time, and both a whole bone and a fractured bone can be well fixed without external fixation, thereby well solving the problem of clinicians in the field for many years.