Review Article

Laminoplasty Techniques for the Treatment of Multilevel Cervical Stenosis

Figure 11

Instead of using a burr for the double-door laminoplasty technique, with the Tomita modification of the double-door laminoplasty, the spinous processes are split in the midline with a Gigli-like T-saw.
https://static.hindawi.com/articles/aorth/volume-2012/307916/figures/307916.fig.0011