As reported, during use in patient with this volume view set, the manifold thermistor connector was found broken at the junction with the venous route central.The internal male part of the valve was stuck in the central venous line and was retrieved using forceps.There was no blood loss and the problem was solved changing the manifold thermistor.There was no allegation of patient injury.The device was received for evaluation.
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Added information to section d4 (expiration date) and h4 (device manufacturer date) updated section h6 (type of investigation), h6 (investigation findings) and h6 (investigations conclusions).The manufacturing records were reviewed for the lot involved and there is no indication of a related nonconformance.All process parameters were met and inspections passed successfully.Based on further engineering investigation, the root cause is related to inadequate product design since the current design of the manifold is not strong enough to withstand bending force applied in the field during product use, nor does the design provide a good gripping location to dissipate the excessive force.Corrective actions are being implemented.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 part of this monthly review.
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