General information we received a complaint about one nx058z as vega ps tibial plateau cemented t4+ from the (b)(6) hospital, (b)(6) usa.Up to now neither the affected device nor the package is available for investigation.Consequences for the patient surgery delay longer than 15 minutes.Investigation is not possible; no product at hand.Batch history review: the device quality and manufacturing history records have been checked for the available lot number and found to be according to our specification valid at the time of production.No similar incidents have been filed with products from this batch.Conclusion and root cause: based on the information available it is not possible to determine a definitive root cause for the failure.It could be possible that the mentioned failure is package related (related due to several delivery processes).Rationale on the basis of the current information and without a product for investigation, a clear conclusion can not be drawn.The device history records have been checked and no abnormalities could be observed.From our experience (on the basis of similar cases described) it could be possible that the mentioned powder substance on the surface of the implant resulting from contact between the implant and the pe packaging component of the primary packaging.On the basis of the manufacturing date (2014) most probably the complained device is part from a loan service.Therefore it could be possible that a high level of workload due to several delivery processes lead to a complete damage of the packaging oxygen reached to the product and lead to the mentioned discoloration.Corrective action for the mentioned problem a capa was created.Please note the associated recall, in progress.
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Associated medwatch-reports: 9610612-2020-00090 (400467186 bt800r); 9610612-2020-00091 (400467187 op913); 9610612-2020-00168 (400471806 op940).General information: we received a complaint about a malfunction of a retractor handle in combination with a light cable.The bt800r is available for investigation at aag, the op913 has been forwarded the "schölly" for investigation.Op940 was not sent in for investigation.Consequences for the patient: according to the available information, there were no negative consequences for the patient.Investigation: vigilance investigator carried out the pictorial documentation visually bt800r: no deviation could be found at the provided bt800r handle, especially at the connection point.Op913: according to the 8d-report of schölly (attached to pc notification (b)(4), no deviation, especially burnt fibres, can be found at the provided light cable.Furthermore a functional test was carried out successfully.Combination bt800r & op913: functional test bt800r in combination with op913 and a light source op950 was carried out by ats.A temperature of 48,5°c was measured at the connection point.Batch history review: the device quality and manufacturing history records have been checked for the available lot number and found to be according to our specifications valid at the time of production.No similar incidents have been filed with products from this batch.Conclusion and root cause: based on the information available as well as a result of our investigation the root cause of the failure is most probably related to an insufficient usage.Rationale: according to the ifu of the light source op940, there is a risk of burns from excessively high operating temperatures.The optical cable socket and optical cable connections get hot.Corrective action: according to sop sa-de13-m-4-2-04-000-0 (corrective action and preventive action), a capa is not necessary.
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