One single dpt kit was received for evaluation.The reported event of iv tubing broken was not confirmed.As received all connections were tight and secure.However, an unknown dark particulate, about 5mm in length, was found attached to the inner wall of distal pressure tubing at 116 cm from sensor.Unit was flushed continuously for 5 minutes.The unknown material stayed inside the pressure tubing during 5 minutes of continuous flushing.No other particulates found on filter paper.No leakage was detected from the kit during leak test.No other visible defect was observed from the kit.Further analysis confirmed that the unknown dark material and pressure tubing sample showed similar absorption characteristics when comparing to pvc like material.The lot number was not provided thus a device history record was not reviewed.Further analysis of manufacturing related non-conformances is under evaluation.It is common clinical practice to inspect all products before usage.Additionally, these products are used by highly trained clinicians, experienced in identifying and mitigating any hazards that arise.Invasive procedures involve some patient risks.Although serious complications are relatively uncommon, the physician is advised to consider the potential benefits in relation to the possible complications.The noted particulate was not able to be flushed out during 5 minutes of continuous flushing.Complaint histories for all reported events are reviewed against trending control limits on a monthly basis and any excursions above the control limits are assessed and documented as a part of the monthly review.
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