| 摘要 |
<p>Apparatus and method of using a screw assembly. The screw assembly includes a pedicle screw (140S) having a head portion (1407) and a shaft portion adapted to be secured to a vertebrae, and a body (1402) having pivotally coupled side portions (1410a, 1410b) configured to pivot from a first configuration for receiving the head portion of the screw into the body to a second configuration for engaging the head portion of the screw in a locking arrangement with the body.</p> |
