Operator of device is unknown.Initial reporter also sent report to fda is unknown.No information has been provided to date.Manufacturing device history record review was not performed because the results of the complaint investigation do not indicate a problem with the manufacture of the device.A product sample was received for evaluation.Visual and functional testing were performed.The reported event could not be confirmed.The device performed within specifications.Root cause cannot be determined since the complaint was not confirmed due to the fact the sample was tested and successfully passed.This remediation mdr was generated under protocol (b)(4), as a result of warning letter cms# (b)(4).
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