H11:section a through f - the information provided by bd represents all of the known information at this time.Despite good faith efforts to obtain additional information, the complainant / reporter was unable or unwilling to provide any further patient, product, or procedural details to bd.The following were reviewed as part of this investigation: patient severity, complaint and lot history, manufacturing review, applicable previous investigation(s) and applicable fmea documents.Based on a review of this information, the following was concluded: the complaint of unable to activate the safety mechanism was unconfirmed as the safety mechanism was able to be activated during functional testing.One 20 ga x 0.75 in safestep infusion set was returned for investigation.Use residue was present throughout the device.The safety mechanism was not activated.No apparent bends in the needle shaft were observed.The safety mechanism was able to be fully advanced.Slight resistance was observed.Microscopic observation of the device revealed dried blood residue throughout the needle shaft and safety mechanism.Since the safety mechanism was able to be fully activated and the slight resistance appeared to be caused by the dried blood residue present on the device, the complaint is unconfirmed.
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