The customer¿s experience of syringe volume discrepancies was not confirmed.The pcu event log shows the last infusion on pca module s/n (b)(4) was programmed at 4:20 pm on (b)(6) 2018.The user programmed a pca dose only infusion of hydromorphone 1:1 30mg in 30ml (drugid 226) using a 35ml monoject syringe with 28.8436ml detected.Each pca request delivered 0.15ml (later changed to 0.2ml).The infusion ran until the device was channeled off at 8:37 am on (b)(6) 2018.Between 4:21 pm on (b)(6) 2018 and 8:37 am on (b)(6) 2018, there were 51 delivered pca dose requests for a total of 10.1ml and 33 requests not delivered due to the lockout interval.A determination regarding syringe volume discrepancies due to the lack of information provided.A review of the device history record in sap for sn (b)(4) was performed from the date of the manufacture to date of the release of product, which confirmed that this device was not involved in a production failure, and product was not returned for servicing which correlates to the customer reported issue.A trackwise complaint history review was completed, and it was confirmed that there were additional complaints received with similar sn (b)(4) for the same or related failure mode.
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