Class II — RAYSEARCH LABORATORIES AB
| Recalling firm | RaySearch Laboratories AB (publ) |
|---|---|
| Registered facility | View this company's 2 registered facilities → (openFDA recall records do not name a specific facility) |
| Classification | Class II |
| Status | Terminated |
| Reason | 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. |
| Product | 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. |
| Quantity | Domestic: 245 units |
| Distribution | Nationwide Distribution. |
| Initiated | 2015-03-04 |
| Classified | 2015-03-20 |
| Terminated | 2017-09-20 |
| Recall number | Z-1310-2015 |
| Initiation | Voluntary: Firm initiated |
Source: U.S. FDA via openFDA (opens in a new tab) (device registration & enforcement). Data as of 2026-10-06. Verify this recall record at FDA → (opens in a new tab)
Cite this record
RegWarden. “Class II recall — RAYSEARCH LABORATORIES AB (Z-1310-2015).” Compiled from U.S. FDA public records (openFDA; FDA Data Dashboard). Data as of 2026-10-06. https://regwarden.com/recall/70686/
Alerts for RaySearch Laboratories AB (publ)
Watchlist alerts will email you when FDA publishes a new recall, inspection classification, or warning letter for a facility you follow. They aren't open to the public yet — leave your email and we'll tell you when they are.
Want a one-page facility brief?
A single-page summary of this facility's registration and recall history for diligence. Not selling it yet — register interest and we'll follow up.