It was reported that during placement of an arterial line at the bedside, the physician placed the line and had pulsating blood flow to the line.However, staff was unable to obtain blood pressure readings from the bedside monitor.There was no waveform present.All cables and boxes were exchanged but the problem persisted.Finally, the arterial line was removed and replaced with a new one and a waveform was immediately observed.In the interest of safety, other arterial lines of the same lot were removed from shelves.
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