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![Improved percutaneous endoscopic translaminar approach for lumbar foraminal stenosis at L5/S1](https://image.oaes.cc/5499247b-a6f3-409e-b6f3-a3c5721ff0c8/1838.fig.2.png)
Figure 2. (A) Photograph of the electrical high-speed drill used for percutaneous endoscopic translaminar approach (NSK-Nakanishi Japan, Tokyo, Japan), and (B) intraoperative manipulation of the drill. The surgeon must hold both the endoscope and the drill. It will be necessary to develop a device to hold the endoscope to simplify this procedure. The surgeon can confirm the extent of bone removal in the endoscopic visual field (C)