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(b)(4).If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.The complaint device was received and inspected.Visual observation of the device revealed no anomalies.The inserter assembly was loaded on an applier gun and tested using a sawbones model.The anchor deployed as intended.Hence the complaint cannot be confirmed.Visual observation revealed the crack at the proximate tip of the anchor.This might have caused due to off axis insertion, levering during insertion or using incorrect instrumentation for preparing bone hole.During investigation, our sales rep informed via email that while the resident deployed the anchor and she is thinking the gun may not have been locked, which lead to this event.Therefore the root cause of this reported failure is likely user error.Further a batch record review has been conducted and the results indicate that this batch of product was processed without any incident and therefore there is no internally assignable cause for the reported problem.Further, a review into the depuy mitek complaints system revealed no other complaints for this lot of devices that were released to distribution.At this point in time, no corrective action is required and no further action is warranted.However, should any new information be provided in future, this file will be re-opened and a thorough investigation will be performed.Depuy mitek will continue to track any related complaints within this device family as a means of monitoring the extent with which this complaint is observed in the field.Udi: (b)(4).This report is being filed from the etq complaint management system as required under mitek's corrective and preventative actions (capa) to file usa fda mdr missed malfunctions.
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