| Catalog Number |
43210 |
| Medical Device Problem Code |
Appropriate Device Problem Term/Code Not Available (3191)
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| Health Effect - Clinical Code |
No Known Impact Or Consequence To Patient (2692)
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| Date of Event |
05/07/2018
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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(b)(4).
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Event or Problem Description
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A customer reported a positive result with a sterrad® velocity¿ biological indicator (bi) after a completed sterrad® 100s cycle.The affected load was released and used on a patient.There was no report of infection, injury or harm to patient(s) associated with this issue.Although there is no report of patient injury or harm and no prior incidents have resulted in serious injury, advanced sterilization products (asp) has determined in this situation sterility cannot be assured.Therefore, as a matter of policy asp had decided to report all incidents of positive sterrad® velocity¿ biological indicators when the load has been released prior to reprocessing.
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Additional Manufacturer Narrative
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Device available for return correction from no to yes.One suspect positive bi was received.The ci disc is yellow, the cap is not pressed down, the vial is not crushed, and there is some purple media in the vial along with moisture which will not confirm the suspected positive result.The reason for the return was not confirmed.Asp complaint ref #: (b)(4).
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Additional Manufacturer Narrative
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The investigation included a review of the device history record (dhr), trending of lot number, system risk analysis (sra), visual analysis and retains analysis.The dhr was reviewed and the involved lot met manufacturer specifications at the time of release.No anomalies were observed that would contribute to the customer's experienced issue.Trending analysis by lot number was reviewed from (b)(6) 2018 to (b)(6) 2018 and trending was not exceeded.The sra indicates the risk associated with exposure to biohazardous, pathogenic or infectious material is "low." thirty-two retains bis were subject to functional evaluation.All thirty-two bis met specification.In addition, twenty-five unused bis were received but were expired; therefore, testing was not performed.The customer indicated the chemical indicator (ci) changed correctly.The results of previous and subsequent bis were negative.The bi was placed on the bottom shelf at the back of the chamber which may have contributed to the suspect positive bi.Per the velocity instructions for use (ifu), it is recommended to place the bi at the front of the chamber, not the back as the customer did.It is unlikely the suspected positive bi was caused by a manufacturing issue as the retains met functional specification, dhr review found no anomalies that would contribute to a positive bi result and lot history review found trending was not exceeded in this lot.Also, no manufacturing anomalies were observed in the returned suspect bi that would contribute to a positive bi result.An issue with sterrad performance is also unlikely as the cycle passed and the chemical indicator disc changed correctly.The assignable cause is likely due to user error since placement of the bi in the chamber was not per the ifu.A customer letter will be sent addressing the user error for the suspect positive bi as well as following hospital policy for instrument recall/quarantine.The issue will continue to be tracked and trended.(b)(4).
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Search Alerts/Recalls
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