D4 expiration date: added.H4 manufacturing date: added.The edhr (electronic device history record) for the device lot is created and maintained in mes (manufacturing execution system).Automated mes system there are controls in the manufacturing process to ensure the product met specifications upon release.The subject device is not available; therefore, functional testing as well as physical analysis cannot be performed.The reported event is covered in the device directions for use (dfu).As well, the risk of the reported event is documented in the risk documentation and there are current controls to mitigate the risk of the as reported event.Additional information provided by the customer indicated that no anomalies noted to the device prior to use and the product was prepared as per dfu.Also, continuous flush was maintained.Stent was also placed to tack the proximal end of the coil down.While there are a number of potential causes for the reported "main coil stretched, main coil protrusion", because review and analysis of available information failed to identify a definitive cause, a cause of undeterminable was assigned.The reported "patient neurological deficit" and "patient stoke" are known and anticipated complications to these types of procedures and patient condition and are listed as such in the device directions for use.Therefore, a probable cause of anticipated procedural complication was assigned to this event.
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