RaySearch America Inc Recalls
Showing 1-2 of 2 recalls
Radiation therapy software, RayStation standalone software treatment planning system. Model numbers: 8B, 8B SP1, 8B SP2, 9A, 9B, 9B SP1, 10A, 10A SP1 and 10B. Software versions: 8.1, 9.0, 9.1, 9.2, 10.0, 10.1.
A software bug affecting results when using deep learning (DL) segmentation followed by geometrical functions: Create wall function, Expand Contract function or ROI algebra function, the results are incorrect. If dose statistics for an incorrectly created ROI are used to determine if a plan is acceptable for treatment, this could potentially lead to an inappropriate plan being approved. The error could lead to a more conservative or more liberal plan than intended.
Field Safety Notice 73474 was emailed January 22, 2021 to affected customers. The notice identifies affected RayStation models: 8B, 8B SP1, 8B SP2, 9A, 9B, 9B SP1, 10A, 10A SP1 and 10B running software versions RS 8.1, 9.0, 9.1, 9.2, 10.0, 10.1. Users are instructed not to use Create wall, Expand/Contract, or ROI algebra functions directly on ROIs created by the DL segmentation. Instead, convert the ROIs to contour or mesh representation before using the affected functions. Users are to confirm they read and understood the notice by replying to the email. Error fixed in RS 10B Service Pack 1 and corrected in the next version of RayStation.
RayStation 4-11B, and RayPlan 1, 2, 7-11B including some service packs: RayStation 4.0 (4.0.0.14) to RayStation 5 Service Pack 2 (5.0.2.35), RayStation 5 Service Pack 3 (5.0.3.17), RayStation 6/RayPlan 2 (6.0.0.24), RayStation 6/RayPlan 2 Service Pack 1 (6.1.1.2), RayStation 6/RayPlan 2 Service Pack 2 (6.2.0.7), RayStation 6/RayPlan 2 Service Pack 3 (6.3.0.6), RayStation/RayPlan 7 (7.0.0.19), RayStation/RayPlan 8A (8.0.0.61), RayStation/RayPlan 8A Service Pack 1 (8.0.1.10) Software ve
Incorrect source to skin or surface distance (SSD) calculation may result in dose error when using RayStation system.
A field safety notice dated February 07, 2022 was issued via email on February 11, 2022 which includes work around instructions to make sure that the SSD value is correct. Identify affected product via software version number(s). Notify all users and acknowledge receipt of the notice. For more information contact quality@raysearchlabs.com.