| 摘要 |
<p>Systems and methods for positioning a connecting member adjacent the spinal column include at least one anchor assembly having an anchor engageable to bony structure and a receiver for receiving the connecting member. An extension member is engaged Systems and methods for positioning a connecting member adjacent the spinal column include at least one anchor assembly having an anchor engageable to bony structure and a receiver for receiving the connecting member. An extension member is engaged to the receiver and defines a pathway that extends proximally from the receiver. The connecting member is movable along the extension member to the receiver of the bone anchor. The extension member is removable from the receiver of the bone anchor after the connecting member is positioned in the receiver to provide a low profile anchor and connecting member assembly when finally implanted in the patient.</p> |
