Minimally Invasive Technique for PMMA Augmentation of Fenestrated Screws

<div>Bone cement injection cannula. The injection cannula (b) can be filled with 1.5 mL of bone cement. With the pusher (a), the bone cement is poured in the cannulated screw and the surrounding vertebral body.</div>

The Scientific World Journal

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Figure 2

Figure 2: Minimally Invasive Technique for PMMA Augmentation of Fenestrated Screws 