(b)(4).Batch # r95554.Device analysis: the analysis results found that the el5ml device was returned inside its package unopened.Upon visual inspection of the package, the foreign body was confirmed to be a cardboard box piece.Although no conclusion could be reached on how the cardboard box piece was introduced inside the sterile package, it is possible that the cardboard box piece adhered to the device during the packaging process due to static.A manufacturing record evaluation was performed for the finished device lot r95554 number, and no non-conformances were identified.A manufacturing record evaluation was performed for the finished device batch r95554 number, and no non-conformances were identified.
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