While priming 3 dialyzers used for hemodialysis all with same lot number.Saline noticed to be leaking from venous end of header.It appears as there is not an adequate seal.This was caught all 3 times prior to placing patients on the machine.Fresenius 160nr optiflux dialyzers.Case removed from area by storeroom.However, all new cases have same lot number.Will need to be monitored as we use them.Unable to remove all due to no other 160nrs with different lot number.Lot number 20lu06012 exp date 9/3/2023.Fda safety report id #(b)(4).
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