It was reported by the customer that the last five or six of the patient circuits have had the same "dangerous" defect.In the three-tube bundle of sense lines and exh-valve control line, the friction fit control line has been shorter than the two screw-on sense lines, thereby depriving it of the strain relief that it needs in order to stay connected.It was further reported that they have had several incidents of "pull-off" which instantly stops breathing.It is unknown if the ventilator had an audible alarm or if there was any patient harm.
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