FDA Medical Device Recalls (openFDA)
Nucletron BV: Oncentra Brachy 4.5 radiation therapy software The firm name on the label is Nucletron B.V. Oncentra is a radiation therapy planning software designed to analyze and plan radiation treatments in three dimensions for the purpose of treating patients with cancer. The treatment plans provide estimates of dose distributions expected during the proposed treatment and may be used to administer treatments after review and approval by qualified medical personnel.
- Recall number
- Z-0050-2018
- Recalling firm
- Nucletron BV
- Product
- Oncentra Brachy 4.5 radiation therapy software The firm name on the label is Nucletron B.V. Oncentra is a radiation therapy planning software designed to analyze and plan radiation treatments in three dimensions for the purpose of treating patients with cancer. The treatment plans provide estimates of dose distributions expected during the proposed treatment and may be used to administer treatments after review and approval by qualified medical personnel.
- Status
- Terminated
- Initiated
- 2017-08-10
- Posted
- not on file
- Terminated
- 2020-11-20
- Reason
- Incorrect source step size may occur in the software plans
- Root cause
- Software design
- Action
- Elekta sent an Field Safety Notice notification dated August 2017, and was emailed to customers on August 10, 2017, informed users of the issue and workarounds that can be used to avoid the issue.The user is informed the issue will be resolved in a fix which will be released by the end of February 2018. Once released, the firm will proactively reach out to all affected customers to arrange a time to install the fix. An acknowledgement form was enclosed which the user was to complete to indicate they have read and understood the notice and accept implementation of any given recommendations. For further questions, please call (770) 670-2359.
- Quantity
- 89 customer sites have the affected software
- Distribution
- Worldwide Distribution - USA (nationwide) to medical facilities, and to the countries of : Canada, Argentina, Australia, Austria Bangladesh, Belarus, Belgium, Brazil, Brunei Darussalam, Bulgaria, Chile, China, Colombia, Croatia, Czech Republic, Denmark, France, Germany, Greece, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Japan, Kosovo, Malaysia, Mexico, Morocco, Netherlands, New Zealand, Norway, Pakistan, Peru, Philippines, Poland, Romania, Russia, Saudi Arabia, Serbia, Singapore, Slovakia, South Africa, South Korea, Spain, Sweden, Switzerland, Taiwan, Thailand, Turkey, United Kingdom, Ukraine, United Arab Emirates, and Viet Nam. There was no military/government distribution.
- Lot, serial or model codes
- Versions 4.5, 4.5.1, and 4.5.2.
- 510(k) numbers
- ["K132816"]
- PMA numbers
- not on file
- Product code
- MUJ
- Firm FEI
- 3002807741
- Firm city
- Veenendaal
- Firm state
- not on file
- Firm country
- Netherlands
Where this comes from
- Register
- FDA Medical Device Recalls (openFDA)
- Publisher
- U.S. Food and Drug Administration (openFDA)
- File
- device-recall-0001-of-0001.json.zip
- sha256
- b87518bfe2e8
- Size
- 288210821 bytes
- Published
- 2026-09-28
- Read
- 2026-09-29T08:25:23.626Z
- Source file
- Source file retained · verify
- Refresh due
- 2026-10-06
Unless otherwise noted, the content, data, documentation, code, and related materials on openFDA is public domain and made available with a Creative Commons CC0 1.0 Universal dedication.
Cite as
FDA Medical Device Recalls (openFDA) (U.S. Food and Drug Administration (openFDA)), device-recall-0001-of-0001.json.zip, sha256 b87518bfe2e8, published 2026-09-28