Class 2 Device Recall Catalyst

• Date Initiated by Firm: October 09, 2025
• Date Posted: January 14, 2026
• Recall Status: Open, Classified
• Recall Number: Z-1092-2026
• Recall Event ID: 97872
• 510(K)Number: K200435
• Product Classification: Accelerator, linear, medical - Product Code IYE
• Product: Brand Name: Catalyst+ Product Name: Catalyst, Catalyst+ Model/Catalog Number: SP001-0026, SP003-0002 Software Version: cSRS module in combination with cMotion module Product Description: GMDN: 40893 Patient positioning device, diagnostic imaging/radiotherapy, laser Component: Not applicable
• Code Information: Lot Code: Note: The error is not related to any serial numbers or LOT numbers. The error is limited to the software module cSRS in combination with cMotion module
• Recalling Firm/ Manufacturer: C-RAD POSITIONING AB; Bredgrand 18; Uppsala Sweden
• For Additional Information Contact: Thomas Matzen; 4618666930
• Manufacturer Reason for Recall: Due to issues with the system's stereotactic radiosurgery (SRS) treatment cannot be guaranteed for all couch angles and system setups. n certain cases, the system may indicate the patient as correctly positioned at the isocenter, even when the isocenter is positioned outside of the indicated tolerance.
• FDA Determined Cause: Under Investigation by firm
• Action: On 10/14/2025, the firm email an Urgent Field Safety Notice to customers informing them that C-RAD has noted a potential issue affecting the cSRS mode of the Catalyst+ HD and Catalyst HD systems. All software version above c4D 5.3.2 are affected by this issue. The issue is that the stated precision of the Catalyst system for stereotactic radiosurgery (SRS) treatments cannot be guaranteed for all couch angles and system setups. In certain cases, the system may indicate the patient as correctly positioned at the isocenter, even when the isocenter is positioned outside of the indicated tolerance. This could in the worst-case result in erroneous dose delivery. This issue affects Catalyst+ HD and Catalyst HD systems, configured for cSRS and cMotion. Customers are instructed to: 1. Ensure that all the staff operating the Catalyst+ HD and Catalyst HD, and the c4D software application are informed of this information. 2. As an immediate action, affected users are advised to not use Catalyst+ HD and Catalyst HD in combination with cSRS and cMotion. C-RAD will release a new version of the software application c4D resolving the issue and/or update IFU/labelling. For questions please contact C-RAD Quality Department as regulatory@c-rad.com
• Quantity in Commerce: 189
• Distribution: The software module cSRS has been installed in 37 countries Worldwide - U.S. Nationwide distribution in the states of AK, AL, AR, CA, CT, FL, MO, NC, NM, NY, OH, OK, OR, PA, TN, TX, VA, and WA. The countries of Argentina, Australia, Austria, Belarus, Belgium, Benin, Canada, China, Colombia, Egypt, El Salvador, Finland, France, Germany, Greece, Hungary, India, Italy, Japan, Jordan, Mexico, Morocco, Netherlands, New Zealand, Norway, Portugal, Romania, Russia, Singapore, South Korea, Spain, Sweden, Switzerland, Taiwan, Ukraine, and Vietnam.
• Total Product Life Cycle: TPLC Device Report

¹ A record in this database is created when a firm initiates a correction or removal action. The record is updated if the FDA identifies a violation and classifies the action as a recall, and it is updated for a final time when the recall is terminated. Learn more about medical device recalls.
² Per FDA policy, recall cause determinations are subject to modification up to the point of termination of the recall.
³ The manufacturer has initiated the recall and not all products have been corrected or removed. This record will be updated as the status changes.

• 510(K) Database: 510(K)s with Product Code = IYE