Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Contemporary whole-body low field (< 1 T) systems
| MR-Linac | “ramped down” Aera 1.5 T | Free.Max | “ramped down” Achieva 3 T | |
|---|---|---|---|---|
| Vendor | Viewray | Siemens | Siemens | Philips |
| Field strength | 0.35 T | 0.55 T | 0.55 T | 0.75 T |
| Maximum slew rate | 200 T/m/s | 200 T/m/s | 40 T/m/s | 200 T/m/s or 100 T/m/s |
| Maximum gradient amplitude | 18 mT/m | 45 mT/m | 25 mT/m | 40 mT/m or 80 mT/m |
| Bore size | 70 cm | 70 cm | 80 cm | 60 cm |
