| abstract |
PROBLEM TO BE SOLVED: To provide a bone fixing device for improving various orthopedic operations, particularly a surgery for treating a spinal disorder, a disease and / or a disease, and / or further expanding the applicability of the bone fixing device. SOLUTION: The fixing element includes a shank 2 for fixing to a bone and a head 3, and the head has a spherical outer surface. The shank 2 and the head 3 are separate parts configured to be connected to each other. The head 3 includes a drive structure for engaging with the drive tool. [Selection diagram] Fig. 1 |