CLASS II Device recall · Reported 12 Jun 2019 · FDA Enforcement Report

CyberKnife M6, Part Numbers: a) recalled by Accuray Incorporated

Accuray is recalling CyberKnife M6, Part Numbers: a) 0660000: CyberKnife Treatment Delivery System b). The recall was initiated on 10 Apr 2018 and the FDA has classified it as Class II.

Check your package

Lot, batch or date codesa) 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, C0464, C0465, C0466, C0472, C0475 b) 053101-010: CyberKnife M6 FI Treatment Delivery System Serial Numbers: C0334, C0381 c) 053201-010: CyberKnife M6 FM Treatment Delivery System Serial Numbers: C0363 d) 053301-010: CyberKnife M6 FIM Treatment Delivery System Serial Numbers: C0337, C0343, C0349, C0352, C0358, C0370, C0371, C0378, C0384, C0387, C0389, C0390, C0391, C0393, C0409, C0424, C0426, C0427, C0428, C0433, C0439 e) 053401-010: CyberKnife M6 FI+ Treatment Delivery System Serial Numbers: C0330, C0332, C0342, C0344, C0345, C0348, C0359, C0360, C0364, C0367, C0372, C0394, C0398, C0400, C0402, C0404, C0415, C0419 f) 053501-010: CyberKnife Matrix Tier F TDS Serial Numbers: C0396
Quantity recalled68 units

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-1696-2019
FDA event ID
82664
Recalling firm
Accuray, Madison, WI
Classification
Class II
Status
Terminated
Recall initiated
10 Apr 2018
FDA classified
31 May 2019
Reported
12 Jun 2019
Type
Voluntary: Firm initiated
Customers notified by
Letter
Reason category
Other Reasons

Timeline

10 Apr 2018Recall initiated by company
31 May 2019Classified by FDA+416 days
12 Jun 2019Published 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

There is an unintended drop of a secondary collimator housing that can occur during housing Xchange(TM) workflows. Specifically, during an automated housing Xchange, an interlock may interrupt this operation causing the collimator housing to partially attach.

Product as listed by the FDA

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: CyberKnife M6 FI+ Treatment Delivery System f) 053501-010: CyberKnife Matrix Tier 2 TDS

Where it was distributed

US & Italy, United Kingdom, Switzerland, Belgium, Canada, Germany, France, Japan, Poland, Netherlands, Luxembourg, Australia, Qatar, Latvia, Portugal, India, Hungary, Turkey, United Arab Emirates, Thailand

Questions about this recall

Why was it recalled?

There is an unintended drop of a secondary collimator housing that can occur during housing Xchange(TM) workflows. Specifically, during an automated housing Xchange, an interlock may interrupt this operation causing the collimator housing to partially attach.

Which lots are affected?

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, C0464, C0465, C0466, C0472, C0475 b) 053101-010: CyberKnife M6 FI Treatment Delivery System Serial Numbers: C0334, C0381 c) 053201-010: CyberKnife M6 FM Treatment Delivery System Serial Numbers: C0363 d) 053301-010: CyberKnife M6 FIM Treatment Delivery System Serial Numbers: C0337, C0343, C0349, C0352, C0358, C0370, C0371, C0378, C0384, C0387, C0389, C0390, C0391, C0393, C0409, C0424, C0426, C0427, C0428, C0433, C0439 e) 053401-010: CyberKnife M6 FI+ Treatment Delivery System Serial Numbers: C0330, C0332, C0342, C0344, C0345, C0348, C0359, C0360, C0364, C0367, C0372, C0394, C0398, C0400, C0402, C0404, C0415, C0419 f) 053501-010: CyberKnife Matrix Tier F TDS Serial Numbers: C0396

Where was it sold?

US & Italy, United Kingdom, Switzerland, Belgium, Canada, Germany, France, Japan, Poland, Netherlands, Luxembourg, Australia, Qatar, Latvia, Portugal, India, Hungary, Turkey, United Arab Emirates, Thailand

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.

Other products in this recall event

1 other product · FDA event 82664
ReportedClassRecallCompanyReasonWhere
CLASS IICyberKnife VSI, Part Numbers: a) recalled by Accuray IncorporatedAccurayOtherWI

More recalls from Accuray

All 22

Other Other Medical Devices recalls

All 13,778