| Model Number |
BL5520W |
| Medical Device Problem Code |
Failure to Cut (2587)
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| Health Effect - Clinical Codes |
No Consequences Or Impact To Patient (2199); No Known Impact Or Consequence To Patient (2692)
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| Date of Event |
06/18/2018
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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The manufacturing and lot history were reviewed and found to be acceptable.
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Event or Problem Description
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User facility in (b)(6) reported that during core vitreous removal, the surgeon noticed the cutter failed to be cutting though still aspirating.Cutter was removed from the eye and tested in gallipot at 1000cpm and again at 5000cpm.However surgeon reported that the cutter was still not cutting.A new pack was opened and surgery was completed successfully with no effect on the patient.
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Additional Manufacturer Narrative
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The product is not available for return as the patient has a hazardous contagion.As such, no product evaluation can be performed.The plant evaluation has been finalized.Review of the complaint database revealed that no other cutting complaints have been submitted against lot v8578.The trend review performed indicates that the product is within control limits.Capa (b)(4) was closed on 06 july 2018 but was still open when lot v8578 was manufactured (16 jan 2017).The root cause investigation concluded that the most likely root cause for the increase in cutter problems is attributable to 1) internal cutter friction 2) tube set design 3) cutter test method.Per capa (b)(4) and qcr (b)(4) the vitrectomy tubeset used on the stellaris pc packs and standalone pouched vitrectomy cutters was replaced with a new vitrectomy tubeset.The new vitrectomy tubeset provides a greater operating range between the pressure required to close the vitrectomy cutter inner needle and the pressure required to open the vitrectomy cutter inner needle.The vitrectomy tubeset enhancement was implemented on the impacted pc packs and pouched accessories in june 2018.The complaint lot v8578 was manufactured in january of 2017 prior to this change.The first lot of bl5520w that was built with the vitrectomy tubeset enhancement was lot number w1840 in june 2018.Any product with lot number w1840 or higher will include the vitrectomy tubeset enhancement.No further investigation is necessary.
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Search Alerts/Recalls
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