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A review of the device history record traceable to the reported lot numbers, indicates that the reported product was processed and released according to the reported product¿s acceptance criteria.The investigation is completed based on the sample evaluation documented below.The sample was received by the investigation site in its inner blister, outer blister and cover foil which shows the lot information.The sample shows macroscopic signs of damage: it is immediately evident that the tube was completely pulled out of the sleeve and provided separately.The separated tube is slightly bent.This confirms the reported event.The sample shows no signs of surgery residues.The sample was visually inspected with the aid of a photomicroscope under various magnifications.The visual inspection of the bonding site between tube and sleeve does not show any abnormalities from which a root cause of the breaking could be determined.As the blister was opened by the customer, the product was handled.It is therefore not possible the point in time when the malfunction occurred, can no longer be determined.As the blister was opened by the customer, the product was handled.Therefore, the point in time when the malfunction occurred can no longer be determined, nor can the strain put on the device be reconstructed.The customer¿s complaint is confirmed, but a root cause for the connection failure cannot be determined.It cannot be determined how or where the damage to the sample occurred; therefore a root cause for the customers reported event could not be determined conclusively.The exact root cause for the customers reported event is unknown, therefore, specific action cannot be taken.Complaints are reviewed and monitored at regular intervals for adverse trends.No adverse trends have been observed associated with the reported product and event.No action has been identified for this reported event.The manufacturer internal reference number is: (b)(4).
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