Reporting 3rd incident involving medtronic softflow aortic cannula used during open heart surgery.We have had 2 major incidents involving the 8.0 mm (24f) model 5768 softflow aortic cannula, the last one (according to perfusionist.) "had we gone on bypass with the cannula, had the great potential of death for the pt." our perfusionist also stated "there is obviously a mfg defect with this cannula.The connector is improperly bonded to the main body of the cannula.I thought this was only the problem with the 8.0 mm cannula.Yesterday, at the end of the case (the case i'm reporting now), another staff member in the cvor noticed a 6.0 (18f; model number 7071) cannula had the same thing happen to it.Unfortunately, the cannula was not preserved.I just found out about it this morning.".
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