Upon setting up the cardiohelp disposables, initially forward flow was achieved during the priming process, when forward flow stopped, but rpm continued.Disposable failure came up on the device.Multiple attempts at receipting the centrifugal pump into the head still resulted in no forward flow.The device was rebooted and the same error presented itself.The centrifugal pump was taken out of pump head and placed in hand crank.Forward flow was not achieved.This was still in the priming process.Decision was made to prime a new circuit and was successfully primed.Fda safety report id # (b)(4).
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