Jacobs Rods Wheeless

Description: Wheeless' Textbook of Orthopaedics
locking hook spinal rod is constructed of extra hard, 316 L stainless; - it is 5 x 7 mm in diameter and threaded at both ends for attachment hook, which are adjusted longitudinally using a pair of nuts; - hooks are rotationally locked to the rod by meshing radial grooves; - upper hook is provided with a cover that allows secure fixation to lamina w/o excessive distraction; - advantages of this rod are that it is a stiffer and stronger construct which allows a more anatomic reduction with better control of sagittal plane alignment;