This mdr was generated under protocol b10009704, as a result of warning letter cms# 617147.No lot number was provided; therefore, device history record review could not be completed.A product sample was received for evaluation.Visual and functional testing were performed.A broken cannula was detected with the returned sample.Three (3) samples of a different lot were taken from the production line and tested.After removing the white cap the site was inserted into the insertion pad.The inserted cannula was twisted around and pulled from the insertion pad, in neither of the worse test cases produced can cause the cannula to brake or detach.No detachment was detected in any of the tested samples and the cannula was not remove from the site.The root cause of the reported issue could not be confirmed at the time of the evaluation.A corrective and preventative action has been opened to perform a complete root cause analysis of the failure mode.A notification of this complaint to the production personnel was conducted by the quality engineer.(catalog number and udi) are unknown.No information has been provided to date.
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