RecallRadar

FDA Device recall Z-1930-2019

RayStation 3.5, RayStation 4.0, RayStation 4.5, RayStation 4.7, RayStation 5, RayStation 6, RayPlan 1 (RayStation 4.9) and RayPlan 2 (RaySt…

On 2019-07-10 the FDA classified a Class II recall of RayStation 3.5, RayStation 4.0, RayStation 4.5, RayStation 4.7, RayStation 5, RayStation 6, RayPlan 1 (RayStation 4.9) and RayPlan 2 (RaySt… by Raysearch Laboratories Ab, citing when calculating electron Monte Carlo dose with a very large number of histories, the dose calculation may be wrong.

Read the official FDA Device notice

AgencyFDA Device
Recall numberZ-1930-2019
ClassificationClass II
Statusterminated
Initiated2017-11-20
Published2019-07-10
Last updated2026-09-13 11:55 UTC
CompanyRaysearch Laboratories Ab
DistributionUS

Product

RayStation 3.5, RayStation 4.0, RayStation 4.5, RayStation 4.7, RayStation 5, RayStation 6, RayPlan 1 (RayStation 4.9) and RayPlan 2 (RayStation 6) . Intended Use: software system designed for treatment planning and analysis of radiation therapy

Reason

When calculating electron Monte Carlo dose with a very large number of histories, the dose calculation may be wrong

Identifiers

code_info
Software versions: 3.5.0.16 , 3.5.1.6 , 4.0.0.14 , 4.0.1.4 , 4.0.2.9 , 4.0.3.4 , 4.5.0.19 , 4.5.1.14 , 4.5.2.…Software versions: 3.5.0.16 , 3.5.1.6 , 4.0.0.14 , 4.0.1.4 , 4.0.2.9 , 4.0.3.4 , 4.5.0.19 , 4.5.1.14 , 4.5.2.7 , 4.7.0.15 , 4.7.1.10 , 4.7.2.5 , 4.7.3.13 , 4.7.4.4 , 4.7.5.4 , 4.9.0.42 , 5.0.0.37 , 5.0.1.11 , 5.0.2.35 , 5.0.3.17 , 6.0.0.24 , 6.1.0.26 , 6.1.1.2 and 6.2.0.7

Status history

No status changes recorded since RecallRadar first saw this recall on 2026-09-13 11:55 UTC. Current status: terminated.

Source

Official record: https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-1930-2019%22

RecallRadar indexes public recall notices from the FDA, USDA FSIS, and CPSC. The official agency notice is the authoritative source. Always confirm details at the linked source before acting.