PlainRecalls
ModerateClass IITerminated

FDA Devices recall · Reported January 1, 2020

RayStation stand-alone software treatment planning system, Model Numbers 4.0, 4.5, 4.7, 4.9, 5.0, 6.0, 6.1, 6.2, 6.3, 7.0, 8.0, 8.1, 9.0 - Product Usage: RayStation is a software system designed for treatment planning and analysis of radiation therapy. The treatment plans provide treatment unit set-up parameters and estimates of dose distributions expected during the proposed treatment, and may be used to administer treatments after review and approval by the intended user. The system functional

Editing a static arc beam may unexpectedly set the MU of the beam to its initial default value of 200 MU. If the bug is triggered, the dose is invalidated and needs to be recalcu…

Recall #
Z-0736-2020
Affected scope
956 Devices/Licences
Initiated
November 18, 2019
Compiled from official public sources by the editorial team.
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Raysearch Laboratories Ab recalled RayStation stand-alone software treatment planning system, Model Numbers 4.0, 4.5, 4.7, 4… - a moderate-severity action.

RayStation stand-alone software treatment planning system, Model Numbers 4.0, 4.5, 4.7, 4… was recalled by Raysearch Laboratories Ab in January 1, 2020. Reason: Editing a static arc beam may unexpectedly set the MU of the beam to its initial default value of 200 MU. If…. Check the official notice for the remedy. Verify recall #Z-0736-2020 with the FDA Devices before acting.

The recall

Raysearch Laboratories Ab issued this moderate-severity FDA Devices recall-Editing a static arc beam may unexpectedly set the MU of the beam to its initial default value of 200 MU. If….

Moderate
severity level
956 units
affected scope
Class II
classification
January 1, 2020
reported

Sourced from official FDA Devices enforcement records. Verify recall #Z-0736-2020 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.

Recall Insight

This FDA Devices action (record #Z-0736-2020) was formally reported on January 1, 2020, with the manufacturer initiating the action on November 18, 2019. It is classified under Moderate severity (Class II), with a current status of Terminated. Raysearch Laboratories Ab is listed as the recalling firm, operating out of Stockholm. Federal records list the affected scope as 956 Devices/Licences.

The documented reason for this recall is: Editing a static arc beam may unexpectedly set the MU of the beam to its initial default value of 200 MU. If the bug is triggered, the dose is invalidated and needs to be recalculated before the plan can be approved or… Distribution data in the federal record shows the product reached: US Nationwide distribution in the states of AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, ID, IL, LA, MA, MD, ME, MI, MO, MS, MT, NC, NJ, NY, OH, OK, OR, PA, RI, TN, TX, UT, VA, VT, WA, and WI.. Distribution scope directly affects the consumer exposure window and determines whether a recall remains regional or escalates into a nationwide advisory.

Within the same product category the archive holds 6 closely related recalls, 3 from FDA Devices - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.

Medical Devices recalls over time

Where this recall sits in its category - 40,322 medical devices recalls on record

-1,00001,0002,0003,0004,000 20052008201120142017202020232026 1,248
Severity2487872426High severity (most serious)Moderate severityLow severity
Where this recall sits in the database

Of 101,704 recalls in the database, 24,878 are high severity, 72,426 moderate, and 4,400 low. This recall is classified moderate severity.

Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.

Severity

Moderate

Affected scope

956 Devices/Licences

Related Recalls

6

3 from same agency

Product description

RayStation stand-alone software treatment planning system, Model Numbers 4.0, 4.5, 4.7, 4.9, 5.0, 6.0, 6.1, 6.2, 6.3, 7.0, 8.0, 8.1, 9.0 - Product Usage: RayStation is a software system designed for treatment planning and analysis of radiation therapy. The treatment plans provide treatment unit set-up parameters and estimates of dose distributions expected during the proposed treatment, and may be used to administer treatments after review and approval by the intended user. The system functionality can be configured based on user needs. The intended users of RayStation shall be clinically qualified radiation therapy staff trained in using the system.

Reason for recall

Editing a static arc beam may unexpectedly set the MU of the beam to its initial default value of 200 MU. If the bug is triggered, the dose is invalidated and needs to be recalculated before the plan can be approved or exported.

Recall Profile

Structured summary of the FDA Devices recall record
Attribute Value
Agency U.S. Food and Drug Administration
Severity class Moderate (Class II)
Status Terminated
Recall number Z-0736-2020
Date reported January 1, 2020
Date initiated November 18, 2019
Recalling firm Raysearch Laboratories Ab
Firm location Stockholm
Affected scope 956 Devices/Licences
Distribution US Nationwide distribution in the states of AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, ID, IL, LA, MA, MD, ME, MI, MO, MS, MT, NC, NJ, NY, OH, OK, OR, PA, RI, TN, TX, UT, VA, VT, WA, and WI.

Profile values are sourced directly from the official FDA Devices enforcement record. Source: U.S. Food and Drug Administration.

Scale of Impact

956 Devices/Licences units affected - limited or regional distribution scale.

Regional (<10K units) ✓ This recall
Multi-state (10K – 100K units) -
Large-scale (100K – 1M units) -
Massive (≥1M units) -

Bracket cutoffs follow federal recall-disclosure conventions; bar widths scale linearly within each bracket. Source: PlainRecalls analysis of U.S. Food and Drug Administration filings.

What to do with this recall

Match your product against the recall record, then act on the agency remedy.

  • Check the recall number (Z-0736-2020) and product description against the item you own. Search the archive
  • Confirm the current status with FDA Devices before acting, recall details can be updated.
  • Follow the documented remedy (refund, replacement, repair, or disposal) rather than general advice. What to do next

This page summarizes the official FDA Devices record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.

Frequently Asked Questions

What product was recalled?
RayStation stand-alone software treatment planning system, Model Numbers 4.0, 4.5, 4.7, 4.9, 5.0, 6.0, 6.1, 6.2, 6.3, 7.0, 8.0, 8.1, 9.0 - Product Usage: RayStation is a software system designed for treatment planning and analysis of radiation therapy. The treatment plans provide treatment unit set-up parameters and estimates of dose distributions expected during the proposed treatment, and may be used to administer treatments after review and approval by the intended user. The system functionality can be configured based on user needs. The intended users of RayStation shall be clinically qualified radiation therapy staff trained in using the system.. Recalled by Raysearch Laboratories Ab. Units affected: 956 Devices/Licences.
Why was this product recalled?
Editing a static arc beam may unexpectedly set the MU of the beam to its initial default value of 200 MU. If the bug is triggered, the dose is invalidated and needs to be recalculated before the plan can be approved or exported.
Which agency issued this recall?
This recall was issued by the FDA Devices on January 1, 2020. Severity: Moderate. Recall number: Z-0736-2020.
Where was the recalled product distributed?
Distribution: US Nationwide distribution in the states of AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, ID, IL, LA, MA, MD, ME, MI, MO, MS, MT, NC, NJ, NY, OH, OK, OR, PA, RI, TN, TX, UT, VA, VT, WA, and WI..
How do I check if my product is affected by a recall?
Check the product description and recall number (Z-0736-2020) against your product. Visit the official FDA Devices website for the most current information. You can also use our Recall Checker tool to search by product name or brand.
Should I stop using a recalled medication or medical device?
Do not stop using a recalled medication or device without consulting your healthcare provider first, as abruptly discontinuing treatment could pose its own health risks. Your doctor can advise on alternatives or whether the recall applies to your specific product lot. Check the recall number and lot information against your product packaging.

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Every figure on PlainRecalls is rendered directly from official FDA, CPSC and NHTSA recall records, no number is typed in by an editor. This recall: FDA Devices, reported January 1, 2020. Severity classes follow each agency's own taxonomy (FDA Class I/II/III; CPSC and NHTSA by hazard type), and related-recall context is computed across the full archive. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.