CLASS II Device recall · Reported 21 Mar 2018 · FDA Enforcement Report
Proteus 235, Uniform and Pencil Beam Scanning The Proton recalled
Ion Beam Applications is recalling Proteus 235, Uniform and Pencil Beam Scanning The Proton Therapy System - Proteus 235, distributed in Florida, Massachusetts, Oklahoma, Pennsylvania, Tennessee, Virginia. The recall was initiated on 5 Dec 2017 and the FDA has classified it as Class II.
Check your package
Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.
Recall details
- Recall number
- Z-0934-2018
- FDA event ID
- 79231
- Recalling firm
- Ion Beam Applications, Louvain La Neuve
- Classification
- Class II
- Status
- Terminated
- Recall initiated
- 5 Dec 2017
- FDA classified
- 9 Mar 2018
- Reported
- 21 Mar 2018
- Type
- Voluntary: Firm initiated
- Customers notified by
- Letter
- Reason category
- Other Reasons
- Device type
- Other Medical Devices
Timeline
| 5 Dec 2017 | Recall initiated by company | |
| 9 Mar 2018 | Classified by FDA | +94 days |
| 21 Mar 2018 | Published in enforcement report | +12 days |
Companies usually start a recall weeks before the FDA classifies and publishes it; the gap above is that lag.
Reason for recall
An accessory (range shifter, ridge filter&) can be improperly inserted in snout 300x400 with one rail only and the proton therapy system can still operate.
Product as listed by the FDA
Proteus 235, Uniform and Pencil Beam Scanning The Proton Therapy System - Proteus 235 (brand names: Proteus Plus and Proteus ONE) is a medical device designed to produce and deliver a proton beam for the treatment of patients with localized tumors and other conditions susceptible to treatment by radiation. The PTS may include a fixed small beam treatment room dedicated to the treatment of patients with localized tumors and other conditions susceptible to treatment by radiation localized to the head and neck.
Where it was distributed
US Distribution to the states of : MA, FL, VA, PA, OK, TN
Questions about this recall
Why was it recalled?
An accessory (range shifter, ridge filter&) can be improperly inserted in snout 300x400 with one rail only and the proton therapy system can still operate.
Which lots are affected?
PAT.000 (US), PAT.003 (KR), PAT.006 (US), PAT.107 (EU), PAT.108 (US), PAT.109 (US), PAT.110 (US), SAT.119 (US).
Where was it sold?
US Distribution to the states of : MA, FL, VA, PA, OK, TN
What should I do if I have it?
Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.
What does Class II mean?
Class II means the product may cause temporary or medically reversible health problems, or the probability of serious harm is remote.
Read the official FDA notice · Source record retrieved 26 Sep 2026. The FDA describes openFDA data as unvalidated; the official notice takes precedence. This page reports the record and gives no medical advice.
More recalls from Ion Beam Applications
All 36| Reported | Class | Recall | Company | Reason | Where |
|---|---|---|---|---|---|
| Device | CLASS II | IBA Proton Therapy System - Proteus recalled by Ion Beam Applications | Ion Beam Applications | Device Malfunction | Nationwide |
| Device | CLASS II | IBA Proton Therapy System - Proteus 235 ProteusPLUS and ProteusONE recalled | Ion Beam Applications | Device Malfunction | Nationwide |
| Device | CLASS II | IBA Proton Therapy System - Proteus 235- Designed recalled | Ion Beam Applications | Other | 9 states |
| Device | CLASS II | IBA Proton Therapy System - Proteus recalled by Ion Beam Applications | Ion Beam Applications | Other | Nationwide |
| Device | CLASS II | Iba Proton Therapy System - Proteus 235, Pts-10 versions recalled | Ion Beam Applications | Other | Nationwide |
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