This report is being supplemented to provide additional information based on the legal manufacturer's final investigation.A review of the device history record found no deviations that could have caused or contributed to the reported issue.Based on the results of the investigation, it is likely the event was caused by user mishandling.The following is included in the instructions for use which can detect the event: "chapter 3 inspection before use, 3.2 inspecting the lid and lid packing: before using the equipment, always check that there is no irregularity regarding the following points on the lid and the lid packing.If there is any irregularity, cleaning fluid or disinfectant solution may leak out.".
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