RecallRadar

FDA Device recall Z-2039-2023

Radiation therapy software, RayStation standalone software treatment planning system

On 2023-07-05 the FDA classified a Class II recall of Radiation therapy software, RayStation standalone software treatment planning system by Raysearch America, citing A software bug affecting results when using deep learning (DL) segmentation followed by geometrical functions: Create wall function, Expand Contract function or ROI algebra functi….

Read the official FDA Device notice

AgencyFDA Device
Recall numberZ-2039-2023
ClassificationClass II
Statusterminated
Initiated2021-01-22
Published2023-07-05
Last updated2026-09-13 11:56 UTC
CompanyRaysearch America
DistributionAZ, CA, GA, WA

Product

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.

Reason

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.

Identifiers

code_info
UDI-DI: 07350002010129 UDI-DI: 07350002010204 UDI-DI: 07350002010235 UDI-DI: 07350002010174 UDI-DI: 07350002010266…UDI-DI: 07350002010129 UDI-DI: 07350002010204 UDI-DI: 07350002010235 UDI-DI: 07350002010174 UDI-DI: 07350002010266 UDI-DI: 07350002010297 UDI-DI: 07350002010303 UDI-DI: 07350002010365 UDI-DI: 07350002010310

Status history

No status changes recorded since RecallRadar first saw this recall on 2026-09-13 11:56 UTC. Current status: terminated.

Source

Official record: https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-2039-2023%22

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