Radiation therapy technology is advancing rapidly, with new linear accelerators (linacs) entering the market while…
The Room Dimensions Required to Install a Linear Accelerator (LINAC)
This is a question we often field at ROS. It’s also not that easy to find the answer for various manufacturers in one place. We spent some time looking into the requirements for Varian, Elekta and Siemens. The following table shows the general room dimensions for the indicated makes and models.
| Linear Accelerator | Optimal Room Height | Optimal Room Width | Optimal Room Length | Base Frame Pit Dimensions (LxWXH)(ft.) |
| VARIAN | ||||
| 21/23 Series | 9 ft. | 20 ft. | 25 ft. | 13.75 x 5.5 x 12 |
| 6MV Series | 9.5 ft. | 20 ft. | 22 ft. | 10.2 x 5.5 x 1 |
| Silhouette Series | 9 ft. | 20 ft. | 22 ft. | 12.2 x 5.5 x 1 or 21/23 Series VEO |
| ELEKTA | ||||
| Synergy | 10.5 ft. | 19.6 ft. | 20.7 ft. | 4.6 x 5 x .77 |
| Precise | 10.5 ft. | 19.7 ft. | 20.7 ft. | 4.6 x 5 x .8 |
| SIEMENS | ||||
| Oncor | 9.5 ft. | 20 ft. | 20.5 ft. | 11.1 x 5.25 x 1.1 |
Download our Linear Accelerator Buyer’s Guide for more information.
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