Device product
Optical Surface Monitoring System{Align RT Plus} This is used on Varian's TrueBeam EDGE; Radiology: The AlignRT Plus system is indicated for use to position and monitor patients relative to the prescribed treatment isocentre, and to Withhold the beam automatically during radiation delivery.
Z-2150-2016
Product summary
- Event
- Event 74585
- Status
- Terminated
- Classification
- Class II
- Quantity
- 21 AlignRT Plus in US, 1 International.
- Official record key
device-enforcement:Z-2150-2016
Official wording
Reason: Varian Medical Systems has received reports that unintended changes were made to planned couch parameters, specifically the couch rotation parameter, during patient set-up. This can occur when a user sets a different couch rotation from the plan couch rotation while performing patient alignment with Optical Surface Monitoring System [OSMS].
Code information: TrueBeam version 2.0/2.5 with any version OSMS. AlignRT Serial Numbers: 247-0200 247-0209 248-0013 248-0057 248-0070 249-0057 249-0066 249-0163 249-0164 249-0195 249-0226 249-0274 249-0050 249-0286 249-0277 248-0044 249-0227 247-0208 249-0047 247-0218 248-0050 248-0043 248-0048 249-0293 249-0155.
Distribution pattern: Worldwide Distribution: US (nationwide) and countries of: Austria, Azerbaijan, Brunei Darussalam, Bulgaria, Denmark, Georgia, Germany, India, Italy, Malaysia, Morocco, Norway, Portugal, Switzerland, and United Kingdom.
Derived failure modes
-
Unknown
Varian Medical Systems has received reports that unintended changes were made to planned couch parameters, specifically the couch rotation parameter, during patient set-up. This can occur when a user sets a different couch rotation from the plan couch rotation while performing patient alignment with Optical Surface Monitoring System [OSMS].