Proteus 235-Proton Therapy System
FDA Recall Notice
Source: U.S. Food and Drug Administration (FDA) — official FDA notice for recall FDA-Z-2155-2021.
if the user forgets to select the trigger input manually while beam gating is prescribed for the patient, the proton irradiation will be delivered without gating. If the beam is not gated as prescribed, the treatment field may be delivered with an error in position
Corrective Action (per FDA)
Source: U.S. Food and Drug Administration (FDA) — official FDA notice for recall FDA-Z-2155-2021.
Recall ongoing. Follow firm instructions.
🩺 Talk to your doctor or pharmacist
Product Recall Tracker does not provide medical advice. Any specific instructions about this medication or device come directly from the FDA notice above. Before making any change to your treatment:
- Do not stop, change, or discard your prescription on your own.
- Call your doctor or pharmacist and ask whether this FDA notice applies to your prescription (have the brand name, dosage, and lot number ready if you can find them).
- Follow your clinician's guidance on whether to continue, switch, or return the product.
- If you have experienced a reaction, seek medical care and report it to the FDA via MedWatch.
- For the official FDA notice, visit the FDA recalls page.
Consumer Contact (per FDA)
Source: U.S. Food and Drug Administration (FDA) — official FDA notice for recall FDA-Z-2155-2021.
Ion Beam Applications S.A.
About the U.S. Food and Drug Administration
The FDA regulates drugs, medical devices, food, cosmetics, and tobacco. Adverse event reports and recall notices are the main public safety signal.
Visit FDA.gov →📣 Report an adverse event to the FDA (MedWatch)
If you had an adverse reaction, side effect, or device malfunction from this medication or device, report it to the FDA through MedWatch. Talk to your doctor or pharmacist first — do not stop a prescription on your own. Reports help the FDA detect rare or emerging safety signals and can lead to label changes or recalls.
Ion Beam Applications S.a. Recall FAQ
Ion Beam Applications S.a. is the subject of a medical devices safety report: Proteus 235-Proton Therapy System. The notice was published on May 26, 2021 by the U.S. Food and Drug Administration (FDA). Approximately 5 units are potentially affected.