PlainRecalls
FDA Devices Moderate Class II Terminated

RayStation Radiation Therapy Treatment Planning System; -- RayStation 3.5, RayStation 4.0, RayStation 4.5 and RayStation 4.7. For RayStation 4.7, the issue applies also to machines with fixed jaws, regardless of MLC/jaw position. RayStation is a software system designed for treatment planning and analysis of radiation therapy.

Reported: April 1, 2015 Initiated: March 4, 2015 #Z-1310-2015

Product Description

RayStation Radiation Therapy Treatment Planning System; -- RayStation 3.5, RayStation 4.0, RayStation 4.5 and RayStation 4.7. For RayStation 4.7, the issue applies also to machines with fixed jaws, regardless of MLC/jaw position. RayStation is a software system designed for treatment planning and analysis of radiation therapy.

Reason for Recall

An issue with photon dose calculation for DMLC (Dynamic MLC) plans for machines where the MLC is positioned above the jaws, e.g. some Elekta linacs. The magnitude of the error depends on the beam model output factor corrections and on the individual DMLC plan characteristics.

Details

Recalling Firm
RAYSEARCH LABORATORIES AB
Units Affected
Domestic: 245 units
Distribution
Nationwide Distribution.
Location
Stockholm

Frequently Asked Questions

What product was recalled?
RayStation Radiation Therapy Treatment Planning System; -- RayStation 3.5, RayStation 4.0, RayStation 4.5 and RayStation 4.7. For RayStation 4.7, the issue applies also to machines with fixed jaws, regardless of MLC/jaw position. RayStation is a software system designed for treatment planning and analysis of radiation therapy.. Recalled by RAYSEARCH LABORATORIES AB. Units affected: Domestic: 245 units.
Why was this product recalled?
An issue with photon dose calculation for DMLC (Dynamic MLC) plans for machines where the MLC is positioned above the jaws, e.g. some Elekta linacs. The magnitude of the error depends on the beam model output factor corrections and on the individual DMLC plan characteristics.
Which agency issued this recall?
This recall was issued by the FDA Devices on April 1, 2015. Severity: Moderate. Recall number: Z-1310-2015.