fig3
![Anatomical relationship between Kambin's triangle and exiting nerve root](https://image.oaes.cc/06cda3c0-38ce-412a-bdeb-dded44056e3c/2199.fig.3.png)
Figure 3. Walking technique. A guide needle is placed on the superior facet (X1). Then surgeon moves needle on the X2, X3, and X4 point to avoid touching the exiting nerve root
Figure 3. Walking technique. A guide needle is placed on the superior facet (X1). Then surgeon moves needle on the X2, X3, and X4 point to avoid touching the exiting nerve root
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