Accuray Recalls CyberKnife M6 Systems Due to Collimator Housing Drop Risk
Accuray is recalling 68 CyberKnife M6 systems because an interlock interruption during automated housing exchange can cause the secondary collimator housing to drop.
What this means for you
Real risk of harm even if no illness or injury has been reported yet. Stop using the product and follow the agency's guidance.
Our severity reasoning: The recall is classified as FDA Class II and involves a risk-of-harm product (medical device) where injury has not yet been reported, fitting the 'High' severity criteria.
Plain-English summary
Accuray Incorporated is recalling 68 units of the CyberKnife M6 Treatment Delivery System, including various configurations such as the M6 FI, FM, FIM, and FI+ systems. The affected units are distributed in the United States and several international locations, including Italy, the United Kingdom, Switzerland, Belgium, Canada, Germany, France, Japan, Poland, the Netherlands, Luxembourg, Australia, Qatar, Latvia, Portugal, India, Hungary, Turkey, the United Arab Emirates, and Thailand.
The recall is due to a potential unintended drop of the secondary collimator housing. This can occur during automated housing Xchange workflows if an interlock interrupts the operation, causing the housing to only partially attach. The source text does not report any injuries or illnesses associated with this defect.
Healthcare facilities should contact Accuray Incorporated for instructions on how to address this issue. The recall is classified as FDA Class II, indicating a reasonable probability that the use of the product could cause temporary or medically reversible adverse health consequences.
The recalled product
- Product
- CyberKnife M6, Part Numbers: a) 0660000: CyberKnife Treatment Delivery System b) 053101-010: CyberKnife M6 FI Treatment Delivery System c) 053201-010: CyberKnife M6 FM Treatment Delivery System d) 053301-010: CyberKnife M6 FIM Treatment Delivery System e) 053401-010: Cyb
- Manufacturer
- Accuray Incorporated
- Affected units
- 68
Is your product affected?
Check your packaging against the codes below. If any of them match, the product is part of this recall.
Lot numbers (20)
- a) 0660000: CyberKnife Treatment Delivery System Serial Numbers: C0434
- C0436
- C0437
- C0438
- C0440
- C0441
- C0443
- C0444
- C0445
- C0446
- C0447
- C0448
- C0449
- C0450
- C0453
- C0454
- C0456
- C0457
- C0458
- C0460
Distribution
Distribution scope not specified by the agency.
Part of a larger recall action
This product is one of 2 recalled by Accuray Incorporated under a single FDA (Devices) recall action. The agency files each product separately, so the size of the action is not visible from this page alone.
See all 2 products in this recall →Related recalls
Same manufacturer · Accuray Incorporated
See all →- SevereCyberknife Treatment Delivery System Collimator Docking Failure Risk
FDA (Devices) · 2026-07-08
- SevereCyberknife Treatment Delivery System Collimator Docking and Fall Hazard Recall
FDA (Devices) · 2026-07-08
- HighCyberKnife Treatment System: Internal Snap Ring Detachment Risk
FDA (Devices) · 2025-02-05
- HighUpper roller bracket for Radixact gantry enclosure may lack adequate service clearance
FDA (Devices) · 2023-09-06
- HighAccuray CyberKnife Treatment Delivery System Recalled for Loose Set Screws
FDA (Devices) · 2021-03-24
Same hazard · falling object
See all →- HighFord F-650 SD Recall: Liftgate Platform Deck Pins May Break
NHTSA · 2026-08-20
- SevereTerex Digger Derrick Trucks Recalled for Weld Defect
NHTSA · 2026-08-17
- SevereIsuzu NPR HD Liftgate Deck Pin Recall
NHTSA · 2026-08-06
- HighWabash Recalls 2025-2026 Dry Truck Bodies Due to Liftgate Pin Failure
NHTSA · 2026-07-14
- HighMarion Body Works Recalls Waltco Liftgates on Morgan Dry Vans
NHTSA · 2026-06-12