FDA recall record

Ion Beam Applications S.A Proteus 235, ProteusPLUS or Proteus ONE produces and delivers a recall — FDA Z-1477-2018

When switching from Pencil Beam Scanning treatment mode to Uniform Scanning treatment mode, the tuning setpoints of the scanning magnets are not always…

Class IIclassification
Z-1477-2018official record ID
May 2, 2018report date

Recall record at a glance

Official recordZ-1477-2018
CategoryMedical Device Recalls
ClassificationClass II
FDA record statusTerminated
Recalling firmIon Beam Applications S.A.
Report dateMay 2, 2018
Recall initiation dateJan 26, 2018
Quantity5
LocationLouvain La Neuve, N/A, Belgium

Official product description

Proteus 235, ProteusPLUS or Proteus ONE produces and delivers a proton beam for the treatment of patients with localized tumors and other conditions susceptible to treatment by radiation.

Why the product was recalled

When switching from Pencil Beam Scanning treatment mode to Uniform Scanning treatment mode, the tuning setpoints of the scanning magnets are not always taken into account when the proton beam is requested. The mismatch between the setpoint and feedback leads to an error message. Depending on user action, two scenarios are possible: 1. The user resumes the treatment field without analyzing the cause for the error message. This may lead to under-irradiation. 2. The user reboots the Scanning Magnets Power Supply Electronic Unit. This may lead to delay in patient treatment and the patient may need to be re-aligned, which leads to an additional X-ray dose.

Distribution information

Consignees in four states: VA, IL, NJ, and WA. One consignee located in Germany.

How to read the classification

FDA Class II indicates a situation in which use of or exposure to the product may cause temporary or medically reversible adverse health consequences, or where the probability of serious consequences is remote. The classification shown here comes from the FDA record.

Additional record details

Recall type: Voluntary: Firm initiated. Initial notification: Two or more of the following: Email, Fax, Letter, Press Release, Telephone, Visit.

What to do next

If you believe you have the recalled product, use the recall number and firm information above to confirm the official notice and follow the instructions issued by the FDA, recalling firm, retailer or product manufacturer. For drugs and medical devices, decisions about treatment or medical care should be discussed with a qualified health professional.

About this record

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